fix: 数据统计丢失的问题

Signed-off-by: 502647092 <admin@yumc.pw>

.gitignore

@@ -1,6 +1,4 @@
 # Eclipse stuff
-/.classpath
-/.project
 /.settings
 
 # netbeans

pom.xml

@@ -1,103 +1,89 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-	<modelVersion>4.0.0</modelVersion>
-	<groupId>org.maxgamer</groupId>
-	<artifactId>QuickShop</artifactId>
-	<version>1.5</version>
-	<description>快捷商店重置版本...</description>
-	<build>
-		<finalName>${project.name}</finalName>
-		<resources>
-			<resource>
-				<directory>src/main/resources</directory>
-				<filtering>true</filtering>
-			</resource>
-		</resources>
-		<plugins>
-			<plugin>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.1</version>
-				<configuration>
-					<source>1.7</source>
-					<target>1.7</target>
-				</configuration>
-			</plugin>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-shade-plugin</artifactId>
-				<version>2.3</version>
-				<configuration>
-					<createDependencyReducedPom>false</createDependencyReducedPom>
-					<minimizeJar>true</minimizeJar>
-					<artifactSet>
-						<includes>
-							<include>cn.citycraft:PluginHelper</include>
-						</includes>
-					</artifactSet>
-					<relocations>
-						<relocation>
-							<pattern>cn.citycraft.PluginHelper</pattern>
-							<shadedPattern>${project.groupId}.${project.artifactId}</shadedPattern>
-						</relocation>
-					</relocations>
-				</configuration>
-				<executions>
-					<execution>
-						<phase>package</phase>
-						<goals>
-							<goal>shade</goal>
-						</goals>
-					</execution>
-				</executions>
-			</plugin>
-		</plugins>
-	</build>
-	<properties>
-		<jenkins.url>http://ci.citycraft.cn:8080</jenkins.url>
-		<update.description>更新7老板的底层Gson库...</update.description>
-		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-	</properties>
-	<repositories>
-		<repository>
-			<id>spigot-repo</id>
-			<url>https://hub.spigotmc.org/nexus/content/groups/public/</url>
-		</repository>
-		<repository>
-			<id>sumcraft-repo</id>
-			<url>${jenkins.url}/plugin/repository/everything/</url>
-		</repository>
-	</repositories>
-	<dependencies>
-		<dependency>
-			<groupId>org.spigotmc</groupId>
-			<artifactId>spigot-api</artifactId>
-			<type>jar</type>
-			<version>1.8.8-R0.1-SNAPSHOT</version>
-		</dependency>
-		<dependency>
-			<groupId>net.milkbowl.vault</groupId>
-			<artifactId>VaultAPI</artifactId>
-			<version>1.5</version>
-			<scope>system</scope>
-			<systemPath>${project.basedir}/lib/Vault.jar</systemPath>
-		</dependency>
-		<dependency>
-			<groupId>com.sk89q</groupId>
-			<artifactId>WorldEdit</artifactId>
-			<version>5.4.5</version>
-			<scope>system</scope>
-			<systemPath>${project.basedir}/lib/WorldEdit.jar</systemPath>
-		</dependency>
-		<dependency>
-			<groupId>cn.citycraft</groupId>
-			<artifactId>PluginHelper</artifactId>
-			<type>jar</type>
-			<version>1.0</version>
-		</dependency>
-		<dependency>
-			<groupId>io.github.Cnly.WowSuchCleaner</groupId>
-			<artifactId>WowSuchCleaner</artifactId>
-			<version>1.6.1</version>
-		</dependency>
-	</dependencies>
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>org.maxgamer</groupId>
+    <artifactId>QuickShop</artifactId>
+    <version>2.1.1</version>
+    <description>快捷商店重置版本...</description>
+    <build>
+        <finalName>${project.name}</finalName>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <filtering>true</filtering>
+            </resource>
+        </resources>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>2.4.3</version>
+                <configuration>
+                    <createDependencyReducedPom>false</createDependencyReducedPom>
+                    <minimizeJar>true</minimizeJar>
+                    <artifactSet>
+                        <includes>
+                            <include>pw.yumc:YumCore</include>
+                        </includes>
+                    </artifactSet>
+                    <relocations>
+                        <relocation>
+                            <pattern>pw.yumc.YumCore</pattern>
+                            <shadedPattern>${project.groupId}.${project.artifactId}</shadedPattern>
+                        </relocation>
+                    </relocations>
+                </configuration>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+    <ciManagement>
+        <system>Jenkins</system>
+        <url>http://ci.yumc.pw/job/${project.artifactId}/</url>
+    </ciManagement>
+    <properties>
+        <env.GIT_COMMIT>DEBUG</env.GIT_COMMIT>
+        <update.description>§a全新版本 §c虚拟悬浮物(橙子提供 对 就是那个汉化COI的逗比)§e7老板修复逗比BUG...</update.description>
+        <update.changes>
+            §b2.1.0 - §c修复大箱子刷物品的问题...;
+            §b2.0.1 - §a使用新类库 兼容最新版本...;
+            §b1.9.5 - §a1.10+兼容虚拟悬浮物...;
+        </update.changes>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.source>1.8</maven.compiler.source>
+        <maven.compiler.target>1.8</maven.compiler.target>
+    </properties>
+    <repositories>
+        <repository>
+            <id>yumc-repo</id>
+            <url>http://repo.yumc.pw/content/groups/public/</url>
+        </repository>
+    </repositories>
+    <distributionManagement>
+        <repository>
+            <id>jtb</id>
+            <name>YUMC</name>
+            <url>http://repo.yumc.pw/content/repositories/yumcenter/</url>
+        </repository>
+    </distributionManagement>
+    <dependencies>
+        <dependency>
+            <groupId>pw.yumc</groupId>
+            <artifactId>YumCore</artifactId>
+            <type>jar</type>
+            <version>1.7</version>
+        </dependency>
+        <dependency>
+            <groupId>io.github.Cnly.WowSuchCleaner</groupId>
+            <artifactId>WowSuchCleaner</artifactId>
+            <version>1.6.5</version>
+        </dependency>
+    </dependencies>
 </project>

src/main/java/org/maxgamer/QuickShop/Command/CommandBuy.java

@@ -1,45 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import org.bukkit.block.Block;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import org.bukkit.util.BlockIterator;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Shop.ShopType;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandBuy extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandBuy(final QuickShop plugin) {
-		super("buy");
-		this.plugin = plugin;
-		setOnlyPlayerExecutable();
-		setPermission("quickshop.create.buy");
-		setDescription(MsgUtil.p("command.description.buy"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		final BlockIterator bIt = new BlockIterator((Player) sender, 10);
-		while (bIt.hasNext()) {
-			final Block b = bIt.next();
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null && shop.getOwner().equals(((Player) sender).getName())) {
-				shop.setShopType(ShopType.BUYING);
-				shop.setSignText();
-				shop.update();
-				sender.sendMessage(MsgUtil.p("command.now-buying", shop.getDataName()));
-				return;
-			}
-		}
-		sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
-		return;
-	}
-
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandClean.java

@@ -1,49 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import java.util.Iterator;
-
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.ContainerShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandClean extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandClean(final QuickShop plugin) {
-		super("clean");
-		this.plugin = plugin;
-		setPermission("quickshop.clean");
-		setDescription(MsgUtil.p("command.description.clean"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		sender.sendMessage(MsgUtil.p("command.cleaning"));
-		final Iterator<Shop> shIt = plugin.getShopManager().getShopIterator();
-		int i = 0;
-		while (shIt.hasNext()) {
-			final Shop shop = shIt.next();
-			try {
-				if (shop.getLocation().getWorld() != null && shop.isSelling() && shop.getRemainingStock() == 0 && shop instanceof ContainerShop) {
-					final ContainerShop cs = (ContainerShop) shop;
-					if (cs.isDoubleShop()) {
-						continue;
-					}
-					shIt.remove(); // Is selling, but has no stock, and is a chest shop, but is not a double shop. Can be deleted safely.
-					i++;
-				}
-			} catch (final IllegalStateException e) {
-				// shIt.remove(); // The shop is not there anymore, remove it
-			}
-		}
-		MsgUtil.clean();
-		sender.sendMessage(MsgUtil.p("command.cleaned", "" + i));
-		return;
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandEmpty.java

@@ -1,47 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import org.bukkit.block.Block;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import org.bukkit.util.BlockIterator;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.ContainerShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandEmpty extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandEmpty(final QuickShop plugin) {
-		super("empty");
-		this.plugin = plugin;
-		setPermission("quickshop.empty");
-		setDescription(MsgUtil.p("command.description.empty"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		final BlockIterator bIt = new BlockIterator((Player) sender, 10);
-		while (bIt.hasNext()) {
-			final Block b = bIt.next();
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null) {
-				if (shop instanceof ContainerShop) {
-					final ContainerShop cs = (ContainerShop) shop;
-					cs.getInventory().clear();
-					sender.sendMessage(MsgUtil.p("empty-success"));
-					return;
-				} else {
-					sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
-					return;
-				}
-			}
-		}
-		sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
-		return;
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandExport.java

@@ -1,79 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import java.io.File;
-
-import org.bukkit.ChatColor;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.configuration.ConfigurationSection;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Database.Database;
-import org.maxgamer.QuickShop.Database.MySQLCore;
-import org.maxgamer.QuickShop.Database.SQLiteCore;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandExport extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandExport(final QuickShop plugin) {
-		super("export");
-		this.plugin = plugin;
-		setPermission("quickshop.export");
-		setMinimumArguments(1);
-		setPossibleArguments("[mysql|sqlite]");
-		setDescription(MsgUtil.p("command.description.export"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		final String type = args[0].toLowerCase();
-		if (type.startsWith("mysql")) {
-			if (plugin.getDB().getCore() instanceof MySQLCore) {
-				sender.sendMessage(ChatColor.RED + "数据已保存在 MySQL 无需转换!");
-				return;
-			}
-			final ConfigurationSection cfg = plugin.getConfig().getConfigurationSection("database");
-			final String host = cfg.getString("host");
-			final String port = cfg.getString("port");
-			final String user = cfg.getString("user");
-			final String pass = cfg.getString("password");
-			final String name = cfg.getString("database");
-			final MySQLCore core = new MySQLCore(host, user, pass, name, port);
-			Database target;
-			try {
-				target = new Database(core);
-				QuickShop.instance.getDB().copyTo(target);
-				sender.sendMessage(ChatColor.GREEN + "导出成功 - 数据已保存至 MySQL " + user + "@" + host + "." + name);
-			} catch (final Exception e) {
-				e.printStackTrace();
-				sender.sendMessage(ChatColor.RED + "导出数据到 MySQL 失败 " + user + "@" + host + "." + name + ChatColor.DARK_RED + " 由于: " + e.getMessage());
-			}
-			return;
-		}
-		if (type.startsWith("sql") || type.contains("file")) {
-			if (plugin.getDB().getCore() instanceof SQLiteCore) {
-				sender.sendMessage(ChatColor.RED + "数据已保存在 SQLite 无需转换!");
-				return;
-			}
-			final File file = new File(plugin.getDataFolder(), "shops.db");
-			if (file.exists()) {
-				if (file.delete() == false) {
-					sender.sendMessage(ChatColor.RED + "警告: 删除旧的数据文件 shops.db 失败. 可能会导致部分信息错误.");
-				}
-			}
-			final SQLiteCore core = new SQLiteCore(file);
-			try {
-				final Database target = new Database(core);
-				QuickShop.instance.getDB().copyTo(target);
-				sender.sendMessage(ChatColor.GREEN + "导出成功 - 数据已保存至 SQLite: " + file.toString());
-			} catch (final Exception e) {
-				e.printStackTrace();
-				sender.sendMessage(ChatColor.RED + "导出数据到 SQLite: " + file.toString() + " 失败 由于: " + e.getMessage());
-			}
-			return;
-		}
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandFind.java

@@ -1,108 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import java.util.HashMap;
-
-import org.bukkit.Chunk;
-import org.bukkit.Location;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-import cn.citycraft.PluginHelper.utils.StringUtil;
-
-public class CommandFind extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandFind(final QuickShop plugin) {
-		super("find");
-		this.plugin = plugin;
-		setMinimumArguments(2);
-		setOnlyPlayerExecutable();
-		setPermission("quickshop.find");
-		setDescription(MsgUtil.p("command.description.find"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		String lookFor = StringUtil.consolidateStrings(args, 0);
-		lookFor = lookFor.toLowerCase();
-		final Player p = (Player) sender;
-		final Location loc = p.getEyeLocation().clone();
-		final double minDistance = plugin.getConfig().getInt("shop.find-distance");
-		double minDistanceSquared = minDistance * minDistance;
-		final int chunkRadius = (int) minDistance / 16 + 1;
-		Shop closest = null;
-		final Chunk c = loc.getChunk();
-		for (int x = -chunkRadius + c.getX(); x < chunkRadius + c.getX(); x++) {
-			for (int z = -chunkRadius + c.getZ(); z < chunkRadius + c.getZ(); z++) {
-				final Chunk d = c.getWorld().getChunkAt(x, z);
-				final HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(d);
-				if (inChunk == null) {
-					continue;
-				}
-				for (final Shop shop : inChunk.values()) {
-					if (shop.getDataName().toLowerCase().contains(lookFor) && shop.getLocation().distanceSquared(loc) < minDistanceSquared) {
-						closest = shop;
-						minDistanceSquared = shop.getLocation().distanceSquared(loc);
-					}
-				}
-			}
-		}
-		if (closest == null) {
-			sender.sendMessage(MsgUtil.p("no-nearby-shop", args[0]));
-			return;
-		}
-		final Location lookat = closest.getLocation().clone().add(0.5, 0.5, 0.5);
-		// Hack fix to make /qs find not used by /back
-		p.teleport(this.lookAt(loc, lookat).add(0, -1.62, 0), TeleportCause.PLUGIN);
-		p.sendMessage(MsgUtil.p("nearby-shop-this-way", "" + (int) Math.floor(Math.sqrt(minDistanceSquared))));
-		return;
-	}
-
-	/**
-	 * Returns loc with modified pitch/yaw angles so it faces lookat
-	 *
-	 * @param loc
-	 *            The location a players head is
-	 * @param lookat
-	 *            The location they should be looking
-	 * @return The location the player should be facing to have their crosshairs
-	 *         on the location lookAt Kudos to bergerkiller for most of this
-	 *         function
-	 */
-	public Location lookAt(Location loc, final Location lookat) {
-		// Clone the loc to prevent applied changes to the input loc
-		loc = loc.clone();
-		// Values of change in distance (make it relative)
-		final double dx = lookat.getX() - loc.getX();
-		final double dy = lookat.getY() - loc.getY();
-		final double dz = lookat.getZ() - loc.getZ();
-		// Set yaw
-		if (dx != 0) {
-			// Set yaw start value based on dx
-			if (dx < 0) {
-				loc.setYaw((float) (1.5 * Math.PI));
-			} else {
-				loc.setYaw((float) (0.5 * Math.PI));
-			}
-			loc.setYaw(loc.getYaw() - (float) Math.atan(dz / dx));
-		} else if (dz < 0) {
-			loc.setYaw((float) Math.PI);
-		}
-		// Get the distance from dx/dz
-		final double dxz = Math.sqrt(Math.pow(dx, 2) + Math.pow(dz, 2));
-		final float pitch = (float) -Math.atan(dy / dxz);
-		// Set values, convert to degrees
-		// Minecraft yaw (vertical) angles are inverted (negative)
-		loc.setYaw(-loc.getYaw() * 180f / (float) Math.PI + 360);
-		// But pitch angles are normal
-		loc.setPitch(pitch * 180f / (float) Math.PI);
-		return loc;
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandInfo.java

@@ -1,62 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import java.util.HashMap;
-
-import org.bukkit.ChatColor;
-import org.bukkit.Location;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.ContainerShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Shop.ShopChunk;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandInfo extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandInfo(final QuickShop plugin) {
-		super("info");
-		this.plugin = plugin;
-		setPermission("quickshop.info");
-		setDescription(MsgUtil.p("command.description.info"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		int buying, selling, doubles, chunks, worlds, unlimited;
-		buying = selling = doubles = chunks = worlds = unlimited = 0;
-		int nostock = 0;
-		sender.sendMessage(ChatColor.RED + "开始检索商店信息中...");
-		for (final HashMap<ShopChunk, HashMap<Location, Shop>> inWorld : plugin.getShopManager().getShops().values()) {
-			worlds++;
-			for (final HashMap<Location, Shop> inChunk : inWorld.values()) {
-				chunks++;
-				for (final Shop shop : inChunk.values()) {
-					if (shop.isUnlimited()) {
-						unlimited++;
-					}
-					if (shop.isBuying()) {
-						buying++;
-					} else if (shop.isSelling()) {
-						selling++;
-					}
-					if (shop instanceof ContainerShop && ((ContainerShop) shop).isDoubleShop()) {
-						doubles++;
-					} else if (shop.isSelling() && shop.getRemainingStock() == 0) {
-						nostock++;
-					}
-				}
-			}
-		}
-		sender.sendMessage(MsgUtil.p("info.title", chunks, buying + selling, worlds));
-		sender.sendMessage(MsgUtil.p("info.selling", selling));
-		sender.sendMessage(MsgUtil.p("info.buying", buying));
-		sender.sendMessage(MsgUtil.p("info.unlimited", unlimited));
-		sender.sendMessage(MsgUtil.p("info.double", doubles));
-		sender.sendMessage(MsgUtil.p("info.canclean", nostock));
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandPrice.java

@@ -1,99 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import org.bukkit.block.Block;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import org.bukkit.util.BlockIterator;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.ContainerShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandPrice extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandPrice(final QuickShop plugin) {
-		super("price");
-		this.plugin = plugin;
-		setMinimumArguments(1);
-		setOnlyPlayerExecutable();
-		setPossibleArguments("<价格>");
-		setPermission("quickshop.create.changeprice");
-		setDescription(MsgUtil.p("command.description.price"));
-	}
-
-	@SuppressWarnings("deprecation")
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		final Player p = (Player) sender;
-		double price;
-		try {
-			price = Double.parseDouble(args[0]);
-		} catch (final NumberFormatException e) {
-			sender.sendMessage(MsgUtil.p("thats-not-a-number"));
-			return;
-		}
-		if (price < 0.01) {
-			sender.sendMessage(MsgUtil.p("price-too-cheap"));
-			return;
-		}
-		double fee = 0;
-		if (plugin.getConfigManager().isPriceChangeRequiresFee()) {
-			fee = plugin.getConfigManager().getFeeForPriceChange();
-			if (fee > 0 && plugin.getEcon().getBalance(p.getName()) < fee) {
-				sender.sendMessage(MsgUtil.p("you-cant-afford-to-change-price", plugin.getEcon().format(fee)));
-				return;
-			}
-		}
-		final BlockIterator bIt = new BlockIterator(p, 10);
-		// Loop through every block they're looking at upto 10 blocks away
-		while (bIt.hasNext()) {
-			final Block b = bIt.next();
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null && (shop.getOwner().equals(p.getName()) || sender.hasPermission("quickshop.other.price"))) {
-				if (shop.getPrice() == price) {
-					// Stop here if there isn't a price change
-					sender.sendMessage(MsgUtil.p("no-price-change"));
-					return;
-				}
-				if (fee > 0) {
-					if (!plugin.getEcon().withdraw(p.getName(), fee)) {
-						sender.sendMessage(MsgUtil.p("you-cant-afford-to-change-price", plugin.getEcon().format(fee)));
-						return;
-					}
-					sender.sendMessage(MsgUtil.p("fee-charged-for-price-change", plugin.getEcon().format(fee)));
-					plugin.getEcon().deposit(plugin.getConfig().getString("tax-account"), fee);
-				}
-				// Update the shop
-				shop.setPrice(price);
-				shop.setSignText();
-				shop.update();
-				sender.sendMessage(MsgUtil.p("price-is-now", plugin.getEcon().format(shop.getPrice())));
-				// Chest shops can be double shops.
-				if (shop instanceof ContainerShop) {
-					final ContainerShop cs = (ContainerShop) shop;
-					if (cs.isDoubleShop()) {
-						final Shop nextTo = cs.getAttachedShop();
-						if (cs.isSelling()) {
-							if (cs.getPrice() < nextTo.getPrice()) {
-								sender.sendMessage(MsgUtil.p("buying-more-than-selling"));
-							}
-						} else {
-							// Buying
-							if (cs.getPrice() > nextTo.getPrice()) {
-								sender.sendMessage(MsgUtil.p("buying-more-than-selling"));
-							}
-						}
-					}
-				}
-				return;
-			}
-		}
-		sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
-		return;
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandRefill.java

@@ -1,49 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import org.bukkit.block.Block;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import org.bukkit.util.BlockIterator;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandRefill extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandRefill(final QuickShop plugin) {
-		super("refill");
-		this.plugin = plugin;
-		setMinimumArguments(1);
-		setPossibleArguments("<数量>");
-		setPermission("quickshop.refill");
-		setDescription(MsgUtil.p("command.description.refill"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		int add;
-		try {
-			add = Integer.parseInt(args[0]);
-		} catch (final NumberFormatException e) {
-			sender.sendMessage(MsgUtil.p("thats-not-a-number"));
-			return;
-		}
-		final BlockIterator bIt = new BlockIterator((Player) sender, 10);
-		while (bIt.hasNext()) {
-			final Block b = bIt.next();
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null) {
-				shop.add(shop.getItem(), add);
-				sender.sendMessage(MsgUtil.p("refill-success"));
-				return;
-			}
-		}
-		sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
-		return;
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandReload.java

@@ -1,30 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import org.bukkit.Bukkit;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandReload extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandReload(final QuickShop plugin) {
-		super("reload");
-		this.plugin = plugin;
-		setPermission("quickshop.reload");
-		setDescription(MsgUtil.p("command.description.reload"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		sender.sendMessage(MsgUtil.p("command.reloading"));
-		Bukkit.getPluginManager().disablePlugin(plugin);
-		Bukkit.getPluginManager().enablePlugin(plugin);
-		plugin.reloadConfig();
-		return;
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandRemove.java

@@ -1,46 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import org.bukkit.ChatColor;
-import org.bukkit.block.Block;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import org.bukkit.util.BlockIterator;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandRemove extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandRemove(final QuickShop plugin) {
-		super("remove", "delete");
-		this.plugin = plugin;
-		setOnlyPlayerExecutable();
-		setPermission("quickshop.delete");
-		setDescription(MsgUtil.p("command.description.remove"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		final Player p = (Player) sender;
-		final BlockIterator bIt = new BlockIterator(p, 10);
-		while (bIt.hasNext()) {
-			final Block b = bIt.next();
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null) {
-				if (shop.getOwner().equals(p.getName())) {
-					shop.delete();
-					sender.sendMessage(ChatColor.GREEN + "商店已成功移除");
-				} else {
-					p.sendMessage(ChatColor.RED + "这个不是你的商店!");
-				}
-				return;
-			}
-		}
-		p.sendMessage(ChatColor.RED + "未找到商店!");
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandSell.java

@@ -1,44 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import org.bukkit.block.Block;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import org.bukkit.util.BlockIterator;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Shop.ShopType;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandSell extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandSell(final QuickShop plugin) {
-		super("sell");
-		this.plugin = plugin;
-		setPermission("quickshop.create.sell");
-		setOnlyPlayerExecutable();
-		setDescription(MsgUtil.p("command.description.sell"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		final BlockIterator bIt = new BlockIterator((Player) sender, 10);
-		while (bIt.hasNext()) {
-			final Block b = bIt.next();
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null && shop.getOwner().equals(((Player) sender).getUniqueId())) {
-				shop.setShopType(ShopType.SELLING);
-				shop.setSignText();
-				shop.update();
-				sender.sendMessage(MsgUtil.p("command.now-selling", shop.getDataName()));
-				return;
-			}
-		}
-		sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
-		return;
-	}
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandSetOwner.java

@@ -1,50 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import org.bukkit.OfflinePlayer;
-import org.bukkit.block.Block;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import org.bukkit.util.BlockIterator;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandSetOwner extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandSetOwner(final QuickShop plugin) {
-		super("setowner");
-		this.plugin = plugin;
-		setPermission("quickshop.setowner");
-		setOnlyPlayerExecutable();
-		setDescription(MsgUtil.p("command.description.setowner"));
-	}
-
-	@SuppressWarnings("deprecation")
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		if (args.length < 2) {
-			sender.sendMessage(MsgUtil.p("command.no-owner-given"));
-			return;
-		}
-		final BlockIterator bIt = new BlockIterator((Player) sender, 10);
-		while (bIt.hasNext()) {
-			final Block b = bIt.next();
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null) {
-				final OfflinePlayer p = this.plugin.getServer().getOfflinePlayer(args[1]);
-				shop.setOwner(p.getName());
-				shop.update();
-				sender.sendMessage(MsgUtil.p("command.new-owner", this.plugin.getServer().getOfflinePlayer(shop.getOwner()).getName()));
-				return;
-			}
-		}
-		sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
-		return;
-	}
-
-}

src/main/java/org/maxgamer/QuickShop/Command/CommandUnlimited.java

@@ -1,43 +0,0 @@
-package org.maxgamer.QuickShop.Command;
-
-import org.bukkit.block.Block;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandSender;
-import org.bukkit.entity.Player;
-import org.bukkit.util.BlockIterator;
-import org.maxgamer.QuickShop.QuickShop;
-import org.maxgamer.QuickShop.Shop.Shop;
-import org.maxgamer.QuickShop.Util.MsgUtil;
-
-import cn.citycraft.PluginHelper.commands.BaseCommand;
-
-public class CommandUnlimited extends BaseCommand {
-	QuickShop plugin;
-
-	public CommandUnlimited(final QuickShop plugin) {
-		super("unlimited");
-		this.plugin = plugin;
-		setOnlyPlayerExecutable();
-		setPermission("quickshop.unlimited");
-		setDescription(MsgUtil.p("command.description.unlimited"));
-	}
-
-	@Override
-	public void execute(final CommandSender sender, final Command command, final String label, final String[] args) throws CommandException {
-		final BlockIterator bIt = new BlockIterator((Player) sender, 10);
-		while (bIt.hasNext()) {
-			final Block b = bIt.next();
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null) {
-				shop.setUnlimited(!shop.isUnlimited());
-				shop.update();
-				sender.sendMessage(MsgUtil.p("command.toggle-unlimited", (shop.isUnlimited() ? "无限模式" : "有限模式")));
-				return;
-			}
-		}
-		sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
-		return;
-	}
-
-}

src/main/java/org/maxgamer/QuickShop/Command/QuickShopCommands.java

@@ -1,45 +1,439 @@
 package org.maxgamer.QuickShop.Command;
 
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandException;
-import org.bukkit.command.CommandExecutor;
+import java.io.File;
+import java.util.HashMap;
+import java.util.Iterator;
+
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.Chunk;
+import org.bukkit.Location;
+import org.bukkit.block.Block;
 import org.bukkit.command.CommandSender;
+import org.bukkit.configuration.ConfigurationSection;
+import org.bukkit.entity.Player;
+import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
+import org.bukkit.util.BlockIterator;
 import org.maxgamer.QuickShop.QuickShop;
+import org.maxgamer.QuickShop.Database.Database;
+import org.maxgamer.QuickShop.Database.MySQLCore;
+import org.maxgamer.QuickShop.Database.SQLiteCore;
+import org.maxgamer.QuickShop.Shop.ContainerShop;
+import org.maxgamer.QuickShop.Shop.Shop;
+import org.maxgamer.QuickShop.Shop.ShopChunk;
+import org.maxgamer.QuickShop.Shop.ShopType;
+import org.maxgamer.QuickShop.Util.MsgUtil;
 
-import cn.citycraft.PluginHelper.commands.DefaultCommand;
-import cn.citycraft.PluginHelper.commands.HandlerSubCommand;
+import pw.yumc.YumCore.bukkit.P;
+import pw.yumc.YumCore.commands.CommandSub;
+import pw.yumc.YumCore.commands.annotation.Cmd;
+import pw.yumc.YumCore.commands.annotation.Help;
+import pw.yumc.YumCore.commands.annotation.Sort;
+import pw.yumc.YumCore.commands.interfaces.Executor;
+import pw.yumc.YumCore.commands.interfaces.HelpParse;
 
-public class QuickShopCommands implements CommandExecutor, DefaultCommand {
-	HandlerSubCommand hsc;
-	QuickShop plugin;
+public class QuickShopCommands implements Executor, HelpParse {
+    QuickShop plugin = P.getPlugin();
 
-	public QuickShopCommands(final QuickShop plugin) {
-		this.plugin = plugin;
-		hsc = new HandlerSubCommand(plugin);
-		hsc.setDefaultCommand(this);
-		hsc.registerCommand(new CommandClean(plugin));
-		hsc.registerCommand(new CommandEmpty(plugin));
-		hsc.registerCommand(new CommandExport(plugin));
-		hsc.registerCommand(new CommandFind(plugin));
-		hsc.registerCommand(new CommandInfo(plugin));
-		hsc.registerCommand(new CommandPrice(plugin));
-		hsc.registerCommand(new CommandRefill(plugin));
-		hsc.registerCommand(new CommandReload(plugin));
-		hsc.registerCommand(new CommandRemove(plugin));
-		hsc.registerCommand(new CommandBuy(plugin));
-		hsc.registerCommand(new CommandSetOwner(plugin));
-		hsc.registerCommand(new CommandSell(plugin));
-		hsc.registerCommand(new CommandUnlimited(plugin));
-	}
+    public QuickShopCommands() {
+        new CommandSub("qs", this).setHelpParse(this);
+    }
 
-	@Override
-	public void defaultExecute(final CommandSender sender, final Command command, final String label) throws CommandException {
-		hsc.sendHelp(sender, label);
-	}
+    @Sort(1)
+    @Cmd(aliases = "b", permission = "quickshop.create.buy", executor = Cmd.Executor.PLAYER)
+    @Help("command.description.buy")
+    public void buy(Player player) {
+        changeShopType(player, ShopType.BUYING);
+    }
 
-	@Override
-	public boolean onCommand(final CommandSender sender, final Command cmd, final String label, final String[] args) {
-		return hsc.onCommand(sender, cmd, label, args);
-	}
+    @Sort(7)
+    @Cmd(aliases = "c", permission = "quickshop.clean")
+    @Help("command.description.clean")
+    public void clean(CommandSender sender) {
+        sender.sendMessage(MsgUtil.p("command.cleaning"));
+        final Iterator<Shop> shIt = plugin.getShopManager().getShopIterator();
+        int i = 0;
+        while (shIt.hasNext()) {
+            final Shop shop = shIt.next();
+            try {
+                if (shop.getLocation().getWorld() != null && shop.isSelling() && shop.getRemainingStock() == 0 && shop instanceof ContainerShop) {
+                    final ContainerShop cs = (ContainerShop) shop;
+                    if (cs.isDoubleShop()) {
+                        continue;
+                    }
+                    shIt.remove(); // Is selling, but has no stock, and is a chest shop, but is not a double shop. Can be deleted safely.
+                    i++;
+                }
+            } catch (final IllegalStateException ex) {
+                // shIt.remove(); // The shop is not there anymore, remove it
+            }
+        }
+        MsgUtil.clean();
+        sender.sendMessage(MsgUtil.p("command.cleaned", "" + i));
+    }
+
+    @Sort(5)
+    @Cmd(aliases = "e", permission = "quickshop.empty", executor = Cmd.Executor.PLAYER)
+    @Help("command.description.empty")
+    public void empty(Player player) {
+        final BlockIterator bIt = new BlockIterator(player, 10);
+        while (bIt.hasNext()) {
+            final Block b = bIt.next();
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop != null) {
+                if (shop instanceof ContainerShop) {
+                    final ContainerShop cs = (ContainerShop) shop;
+                    cs.getInventory().clear();
+                    player.sendMessage(MsgUtil.p("empty-success"));
+                } else {
+                    player.sendMessage(MsgUtil.p("not-looking-at-shop"));
+                }
+                return;
+            }
+        }
+        player.sendMessage(MsgUtil.p("not-looking-at-shop"));
+    }
+
+    @Cmd(minimumArguments = 1, permission = "quickshop.export")
+    @Help(value = "command.description.export", possibleArguments = "[mysql|sqlite]")
+    public void export(CommandSender sender, String type) {
+        if (type.startsWith("mysql")) {
+            if (plugin.getDB().getCore() instanceof MySQLCore) {
+                sender.sendMessage(ChatColor.RED + "数据已保存在 MySQL 无需转换!");
+                return;
+            }
+            final ConfigurationSection cfg = plugin.getConfig().getConfigurationSection("database");
+            final String host = cfg.getString("host");
+            final String port = cfg.getString("port");
+            final String user = cfg.getString("user");
+            final String pass = cfg.getString("password");
+            final String name = cfg.getString("database");
+            final MySQLCore core = new MySQLCore(host, user, pass, name, port);
+            Database target;
+            try {
+                target = new Database(core);
+                QuickShop.instance.getDB().copyTo(target);
+                sender.sendMessage(ChatColor.GREEN + "导出成功 - 数据已保存至 MySQL " + user + "@" + host + "." + name);
+            } catch (final Exception ex) {
+                ex.printStackTrace();
+                sender.sendMessage(ChatColor.RED + "导出数据到 MySQL 失败 " + user + "@" + host + "." + name + ChatColor.DARK_RED + " 由于: " + ex.getMessage());
+            }
+            return;
+        }
+        if (type.startsWith("sql") || type.contains("file")) {
+            if (plugin.getDB().getCore() instanceof SQLiteCore) {
+                sender.sendMessage(ChatColor.RED + "数据已保存在 SQLite 无需转换!");
+                return;
+            }
+            final File file = new File(plugin.getDataFolder(), "shops.db");
+            if (file.exists() && !file.delete()) {
+                sender.sendMessage(ChatColor.RED + "警告: 删除旧的数据文件 shops.db 失败. 可能会导致部分信息错误.");
+            }
+            final SQLiteCore core = new SQLiteCore(file);
+            try {
+                final Database target = new Database(core);
+                QuickShop.instance.getDB().copyTo(target);
+                sender.sendMessage(ChatColor.GREEN + "导出成功 - 数据已保存至 SQLite: " + file.toString());
+            } catch (final Exception ex) {
+                ex.printStackTrace();
+                sender.sendMessage(ChatColor.RED + "导出数据到 SQLite: " + file.toString() + " 失败 由于: " + ex.getMessage());
+            }
+        }
+    }
+
+    @Cmd(aliases = "f", minimumArguments = 1, permission = "quickshop.find", executor = Cmd.Executor.PLAYER)
+    @Help("command.description.find")
+    public void find(Player p, String lookFor) {
+        lookFor = lookFor.toLowerCase();
+        final Location loc = p.getEyeLocation().clone();
+        final double minDistance = plugin.getConfig().getInt("shop.find-distance");
+        double minDistanceSquared = minDistance * minDistance;
+        final int chunkRadius = (int) minDistance / 16 + 1;
+        Shop closest = null;
+        final Chunk c = loc.getChunk();
+        for (int x = -chunkRadius + c.getX(); x < chunkRadius + c.getX(); x++) {
+            for (int z = -chunkRadius + c.getZ(); z < chunkRadius + c.getZ(); z++) {
+                final Chunk d = c.getWorld().getChunkAt(x, z);
+                final HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(d);
+                if (inChunk == null) {
+                    continue;
+                }
+                for (final Shop shop : inChunk.values()) {
+                    if (shop.getDataName().toLowerCase().contains(lookFor) && shop.getLocation().distanceSquared(loc) < minDistanceSquared) {
+                        closest = shop;
+                        minDistanceSquared = shop.getLocation().distanceSquared(loc);
+                    }
+                }
+            }
+        }
+        if (closest == null) {
+            p.sendMessage(MsgUtil.p("no-nearby-shop", lookFor));
+            return;
+        }
+        final Location lookat = closest.getLocation().clone().add(0.5, 0.5, 0.5);
+        // Hack fix to make /qs find not used by /back
+        p.teleport(this.lookAt(loc, lookat).add(0, -1.62, 0), TeleportCause.PLUGIN);
+        p.sendMessage(MsgUtil.p("nearby-shop-this-way", "" + (int) Math.floor(Math.sqrt(minDistanceSquared))));
+    }
+
+    @Cmd(aliases = "i", permission = "quickshop.info")
+    @Help("command.description.info")
+    public void info(CommandSender sender) {
+        int buying, selling, doubles, chunks, worlds, unlimited;
+        buying = selling = doubles = chunks = worlds = unlimited = 0;
+        int nostock = 0;
+        sender.sendMessage(ChatColor.RED + "开始检索商店信息中...");
+        for (final HashMap<ShopChunk, HashMap<Location, Shop>> inWorld : plugin.getShopManager().getShops().values()) {
+            worlds++;
+            for (final HashMap<Location, Shop> inChunk : inWorld.values()) {
+                chunks++;
+                for (final Shop shop : inChunk.values()) {
+                    if (shop.isUnlimited()) {
+                        unlimited++;
+                    }
+                    if (shop.isBuying()) {
+                        buying++;
+                    } else if (shop.isSelling()) {
+                        selling++;
+                    }
+                    if (shop instanceof ContainerShop && ((ContainerShop) shop).isDoubleShop()) {
+                        doubles++;
+                    } else if (shop.isSelling() && shop.getRemainingStock() == 0) {
+                        nostock++;
+                    }
+                }
+            }
+        }
+        sender.sendMessage(MsgUtil.p("info.title", chunks, buying + selling, worlds));
+        sender.sendMessage(MsgUtil.p("info.selling", selling));
+        sender.sendMessage(MsgUtil.p("info.buying", buying));
+        sender.sendMessage(MsgUtil.p("info.unlimited", unlimited));
+        sender.sendMessage(MsgUtil.p("info.double", doubles));
+        sender.sendMessage(MsgUtil.p("info.canclean", nostock));
+    }
+
+    @Override
+    public String parse(final String str) {
+        return MsgUtil.p(str);
+    }
+
+    @Sort(4)
+    @Cmd(aliases = "p", minimumArguments = 1, permission = "quickshop.create.changeprice", executor = Cmd.Executor.PLAYER)
+    @Help(value = "command.description.price", possibleArguments = "<价格>")
+    public void price(Player sender, Double price) {
+        if (price < 0.01) {
+            sender.sendMessage(MsgUtil.p("price-too-cheap"));
+            return;
+        }
+        double fee = 0;
+        if (plugin.getConfigManager().isPriceChangeRequiresFee()) {
+            fee = plugin.getConfigManager().getFeeForPriceChange();
+            if (fee > 0 && plugin.getEcon().getBalance(sender.getName()) < fee) {
+                sender.sendMessage(MsgUtil.p("you-cant-afford-to-change-price", plugin.getEcon().format(fee)));
+                return;
+            }
+        }
+        final BlockIterator bIt = new BlockIterator(sender, 10);
+        // Loop through every block they're looking at upto 10 blocks away
+        while (bIt.hasNext()) {
+            final Block b = bIt.next();
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop != null && (shop.getOwner().equals(sender.getName()) || sender.hasPermission("quickshop.other.price"))) {
+                if (shop.getPrice() == price) {
+                    // Stop here if there isn't a price change
+                    sender.sendMessage(MsgUtil.p("no-price-change"));
+                    return;
+                }
+                if (fee > 0) {
+                    if (!plugin.getEcon().withdraw(sender.getName(), fee)) {
+                        sender.sendMessage(MsgUtil.p("you-cant-afford-to-change-price", plugin.getEcon().format(fee)));
+                        return;
+                    }
+                    sender.sendMessage(MsgUtil.p("fee-charged-for-price-change", plugin.getEcon().format(fee)));
+                    plugin.getEcon().deposit(plugin.getConfig().getString("tax-account"), fee);
+                }
+                // Update the shop
+                shop.setPrice(price);
+                shop.setSignText();
+                shop.update();
+                sender.sendMessage(MsgUtil.p("price-is-now", plugin.getEcon().format(shop.getPrice())));
+                // Chest shops can be double shops.
+                if (shop instanceof ContainerShop) {
+                    final ContainerShop cs = (ContainerShop) shop;
+                    if (cs.isDoubleShop()) {
+                        final Shop nextTo = cs.getAttachedShop();
+                        if (cs.isSelling()) {
+                            if (cs.getPrice() < nextTo.getPrice()) {
+                                sender.sendMessage(MsgUtil.p("buying-more-than-selling"));
+                            }
+                        } else {
+                            // Buying
+                            if (cs.getPrice() > nextTo.getPrice()) {
+                                sender.sendMessage(MsgUtil.p("buying-more-than-selling"));
+                            }
+                        }
+                    }
+                }
+                return;
+            }
+        }
+        sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
+    }
+
+    @Sort(6)
+    @Cmd(minimumArguments = 1, permission = "quickshop.refill", executor = Cmd.Executor.PLAYER)
+    @Help(value = "command.description.refill", possibleArguments = "<数量>")
+    public void refill(Player sender, Integer add) {
+        final BlockIterator bIt = new BlockIterator(sender, 10);
+        while (bIt.hasNext()) {
+            final Block b = bIt.next();
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop != null) {
+                shop.add(shop.getItem(), add);
+                sender.sendMessage(MsgUtil.p("refill-success"));
+                return;
+            }
+        }
+        sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
+    }
+
+    @Cmd(permission = "quickshop.reload")
+    @Help("command.description.reload")
+    public void reload(CommandSender sender) {
+        sender.sendMessage(MsgUtil.p("command.reloading"));
+        plugin.reloadConfig();
+        Bukkit.getPluginManager().disablePlugin(plugin);
+        Bukkit.getPluginManager().enablePlugin(plugin);
+    }
+
+    @Sort(6)
+    @Cmd(aliases = "r", permission = "quickshop.delete", executor = Cmd.Executor.PLAYER)
+    @Help("command.description.remove")
+    public void remove(Player p) {
+        final BlockIterator bIt = new BlockIterator(p, 10);
+        while (bIt.hasNext()) {
+            final Block b = bIt.next();
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop != null) {
+                if (shop.getOwner().equals(p.getName())) {
+                    shop.delete();
+                    p.sendMessage(ChatColor.GREEN + "商店已成功移除");
+                } else {
+                    p.sendMessage(ChatColor.RED + "这个不是你的商店!");
+                }
+                return;
+            }
+        }
+        p.sendMessage(ChatColor.RED + "未找到商店!");
+    }
+
+    @Sort(2)
+    @Cmd(aliases = "s", permission = "quickshop.create.sell", executor = Cmd.Executor.PLAYER)
+    @Help("command.description.sell")
+    public void sell(Player player) {
+        changeShopType(player, ShopType.SELLING);
+    }
+
+    @Sort(3)
+    @Cmd(aliases = "so", minimumArguments = 1, permission = "quickshop.setowner", executor = Cmd.Executor.PLAYER)
+    @Help("command.description.setowner")
+    public void setowner(CommandSender sender, String owner) {
+        final BlockIterator bIt = new BlockIterator((Player) sender, 10);
+        while (bIt.hasNext()) {
+            final Block b = bIt.next();
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop != null) {
+                shop.setOwner(owner);
+                shop.update();
+                sender.sendMessage(MsgUtil.p("command.new-owner", owner));
+                return;
+            }
+        }
+        sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
+    }
+
+    @Sort(0)
+    @Cmd(permission = "quickshop.unlimited", executor = Cmd.Executor.PLAYER)
+    @Help("command.description.unlimited")
+    public void unlimited(Player sender) {
+        final BlockIterator bIt = new BlockIterator(sender, 10);
+        while (bIt.hasNext()) {
+            final Block b = bIt.next();
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop != null) {
+                shop.setUnlimited(!shop.isUnlimited());
+                shop.update();
+                sender.sendMessage(MsgUtil.p("command.toggle-unlimited", (shop.isUnlimited() ? "无限模式" : "有限模式")));
+                return;
+            }
+        }
+        sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
+    }
+
+    private void changeShopType(final Player sender, final ShopType shopType) {
+        final BlockIterator bIt = new BlockIterator(sender, 10);
+        while (bIt.hasNext()) {
+            final Block b = bIt.next();
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop != null && shop.getOwner().equals(sender.getName())) {
+                shop.setShopType(shopType);
+                shop.setSignText();
+                shop.update();
+                String msgtype = "";
+                switch (shopType) {
+                case BUYING:
+                    msgtype = "command.now-buying";
+                    break;
+                case SELLING:
+                    msgtype = "command.now-selling";
+                    break;
+                }
+                sender.sendMessage(MsgUtil.p(msgtype, shop.getDataName()));
+                return;
+            }
+        }
+        sender.sendMessage(MsgUtil.p("not-looking-at-shop"));
+    }
+
+    /**
+     * Returns loc with modified pitch/yaw angles so it faces lookat
+     *
+     * @param loc
+     *            The location a players head is
+     * @param lookat
+     *            The location they should be looking
+     * @return The location the player should be facing to have their crosshairs
+     *         on the location lookAt Kudos to bergerkiller for most of this
+     *         function
+     */
+    private Location lookAt(Location loc, final Location lookat) {
+        // Clone the loc to prevent applied changes to the input loc
+        loc = loc.clone();
+        // Values of change in distance (make it relative)
+        final double dx = lookat.getX() - loc.getX();
+        final double dy = lookat.getY() - loc.getY();
+        final double dz = lookat.getZ() - loc.getZ();
+        // Set yaw
+        if (dx != 0) {
+            // Set yaw start value based on dx
+            if (dx < 0) {
+                loc.setYaw((float) (1.5 * Math.PI));
+            } else {
+                loc.setYaw((float) (0.5 * Math.PI));
+            }
+            loc.setYaw(loc.getYaw() - (float) Math.atan(dz / dx));
+        } else if (dz < 0) {
+            loc.setYaw((float) Math.PI);
+        }
+        // Get the distance from dx/dz
+        final double dxz = Math.sqrt(Math.pow(dx, 2) + Math.pow(dz, 2));
+        final float pitch = (float) -Math.atan(dy / dxz);
+        // Set values, convert to degrees
+        // ServerInfo yaw (vertical) angles are inverted (negative)
+        loc.setYaw(-loc.getYaw() * 180f / (float) Math.PI + 360);
+        // But pitch angles are normal
+        loc.setPitch(pitch * 180f / (float) Math.PI);
+        return loc;
+    }
 
 }

src/main/java/org/maxgamer/QuickShop/Config/ConfigManager.java

@@ -1,190 +1,218 @@
 package org.maxgamer.QuickShop.Config;
 
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
 
+import org.bukkit.Bukkit;
 import org.bukkit.Material;
 import org.bukkit.configuration.ConfigurationSection;
 import org.bukkit.inventory.ItemStack;
+import org.maxgamer.QuickShop.Listeners.ChunkListener;
 import org.maxgamer.QuickShop.QuickShop;
+import org.maxgamer.QuickShop.Shop.Item.DisplayItem;
 
-import cn.citycraft.PluginHelper.config.FileConfig;
-import cn.citycraft.PluginHelper.tellraw.FancyMessage;
+import pw.yumc.YumCore.bukkit.Log;
+import pw.yumc.YumCore.config.FileConfig;
+import pw.yumc.YumCore.tellraw.Tellraw;
 
 public class ConfigManager {
-	private boolean enableMagicLib = false;
-	/** Whether debug info should be shown in the console */
-	protected boolean debug = false;
-	/** Whether we should use display items or not */
-	protected boolean display = true;
-	protected double feeForPriceChange = 0.0;
-	protected int findDistance = 30;
-	protected String guiTitle = "§6[§b快捷商店§6]";
+    private boolean enableMagicLib = false;
+    /** Whether debug info should be shown in the console */
+    private final boolean debug = false;
 
-	/** Whether or not to limit players shop amounts */
-	protected boolean limit = false;
-	protected int limitdefault = 0;
-	protected final HashMap<String, Integer> limits = new HashMap<String, Integer>();
-	protected boolean logAction = true;
-	protected boolean preventhopper = false;
-	/**
-	 * Whether we players are charged a fee to change the price on their shop
-	 * (To help deter endless undercutting
-	 */
-	protected boolean priceChangeRequiresFee = false;
-	protected boolean shopLock = true;
-	protected boolean showTax;
-	/** Whether players are required to sneak to create/buy from a shop */
-	protected boolean sneak;
-	/** Whether players are required to sneak to create a shop */
-	protected boolean sneakCreate;
-	/** Whether players are required to sneak to trade with a shop */
-	protected boolean sneakTrade;
-	protected Material superItem = Material.GOLD_AXE;
-	protected double tax = 0;
-	protected String taxAccount;
-	/** Use SpoutPlugin to get item / block names */
-	protected boolean useSpout = false;
-	/**
-	 * A set of players who have been warned
-	 * ("Your shop isn't automatically locked")
-	 */
-	protected HashSet<String> warnings = new HashSet<String>();
+    /** Whether we should use display items or not */
+    private boolean display = true;
+    private double feeForPriceChange = 0.0;
+    private int findDistance = 30;
+    private String guiTitle = "§6[§b快捷商店§6]§r";
+    /** Whether or not to limit players shop amounts */
+    private boolean limit = false;
 
-	public ConfigManager(final QuickShop plugin) {
-		final FileConfig config = (FileConfig) plugin.getConfig();
-		ConfigurationSection limitCfg = config.getConfigurationSection("limits");
-		if (limitCfg != null) {
-			this.limit = limitCfg.getBoolean("use", false);
-			this.limitdefault = config.getInt("limits.default");
-			limitCfg = limitCfg.getConfigurationSection("ranks");
-			for (final String key : limitCfg.getKeys(true)) {
-				limits.put(key, limitCfg.getInt(key));
-			}
-		}
-		try {
-			this.superItem = Enum.valueOf(Material.class, config.getString("superitem"));
-		} catch (final Exception e) {
-		}
-		this.tax = config.getDouble("tax");
-		this.showTax = config.getBoolean("show-tax");
-		this.taxAccount = config.getString("tax-account");
-		this.logAction = config.getBoolean("log-actions");
-		this.shopLock = config.getBoolean("shop.lock");
-		this.display = config.getBoolean("shop.display-items");
-		this.sneak = config.getBoolean("shop.sneak-only");
-		this.sneakCreate = config.getBoolean("shop.sneak-to-create");
-		this.sneakTrade = config.getBoolean("shop.sneak-to-trade");
-		this.priceChangeRequiresFee = config.getBoolean("shop.price-change-requires-fee");
-		this.findDistance = config.getInt("shop.find-distance");
-		this.feeForPriceChange = config.getDouble("shop.fee-for-price-change");
-		this.preventhopper = config.getBoolean("preventhopper");
-		this.guiTitle = config.getMessage("guititle");
-		if (config.getBoolean("usemagiclib", true)) {
-			try {
-				plugin.getLogger().info("启用魔改库 尝试启动中...");
-				final FancyMessage fm = FancyMessage.newFM("test");
-				fm.then("item").itemTooltip(new ItemStack(Material.DIAMOND_SWORD));
-				fm.then("link").link("ci.citycraft.cn");
-				fm.then("suggest").suggest("qs help");
-				fm.toJSONString();
-				plugin.getLogger().info("魔改库功能测试正常...");
-				this.enableMagicLib = true;
-			} catch (final Error | Exception e) {
-				plugin.getLogger().warning("+=========================================");
-				plugin.getLogger().warning("| 警告: 启动魔改库失败 将使用GUI商店界面...");
-				plugin.getLogger().warning("+=========================================");
-				this.enableMagicLib = false;
-			}
-		}
-	}
+    private int limitdefault = 0;
+    private final HashMap<String, Integer> limits = new HashMap<>();
+    private boolean logAction = true;
+    private boolean preventhopper = false;
+    /**
+     * Whether we players are charged a fee to change the price on their shop
+     * (To help deter endless undercutting
+     */
+    private boolean priceChangeRequiresFee = false;
+    private boolean shopLock = true;
+    private boolean showTax = false;
+    /** Whether players are required to sneak to create/buy from a shop */
+    private boolean sneak = false;
+    /** Whether players are required to sneak to create a shop */
+    private boolean sneakCreate = false;
+    /** Whether players are required to sneak to trade with a shop */
+    private boolean sneakTrade = false;
+    private Material superItem = Material.GOLD_AXE;
+    private double tax = 0;
+    private final String taxAccount;
+    private boolean fakeItem = false;
+    private List<String> prevent;
+    /**
+     * A set of players who have been warned
+     * ("Your shop isn't automatically locked")
+     */
+    private Set<String> warnings = new HashSet<>();
 
-	public double getFeeForPriceChange() {
-		return feeForPriceChange;
-	}
+    public ConfigManager(final QuickShop plugin) {
+        final FileConfig config = (FileConfig) plugin.getConfig();
+        ConfigurationSection limitCfg = config.getConfigurationSection("limits");
+        if (limitCfg != null) {
+            this.limit = limitCfg.getBoolean("use", false);
+            this.limitdefault = config.getInt("limits.default");
+            limitCfg = limitCfg.getConfigurationSection("ranks");
+            for (final String key : limitCfg.getKeys(true)) {
+                limits.put(key, limitCfg.getInt(key));
+            }
+        }
+        try {
+            this.superItem = Material.valueOf(config.getString("superitem"));
+        } catch (final Exception ignored) {
+        }
+        this.tax = config.getDouble("tax");
+        this.showTax = config.getBoolean("show-tax");
+        this.taxAccount = config.getString("tax-account");
+        this.logAction = config.getBoolean("log-actions");
+        this.shopLock = config.getBoolean("shop.lock");
+        this.display = config.getBoolean("shop.display-items");
+        this.sneak = config.getBoolean("shop.sneak-only");
+        this.sneakCreate = config.getBoolean("shop.sneak-to-create");
+        this.sneakTrade = config.getBoolean("shop.sneak-to-trade");
+        this.priceChangeRequiresFee = config.getBoolean("shop.price-change-requires-fee");
+        this.findDistance = config.getInt("shop.find-distance");
+        this.feeForPriceChange = config.getDouble("shop.fee-for-price-change");
+        this.preventhopper = config.getBoolean("preventhopper");
+        this.guiTitle = config.getMessage("guititle", guiTitle);
+        this.warnings = Collections.emptySet();
+        this.prevent = config.getStringList("prevent");
+        if (display) {
+            Bukkit.getServer().getPluginManager().registerEvents(new ChunkListener(), plugin);
+            DisplayItem.init(config.getBoolean("fakeitem", true));
+        }
+        if (config.getBoolean("usemagiclib", true)) {
+            try {
+                plugin.getLogger().info("启用魔改库 尝试启动中...");
+                final Tellraw fm = Tellraw.create("test");
+                fm.then("item").item(new ItemStack(Material.DIAMOND_SWORD));
+                fm.then("link").link("yumc.pw");
+                fm.then("suggest").suggest("qs help");
+                fm.toJsonString();
+                plugin.getLogger().info("魔改库功能测试正常...");
+                this.enableMagicLib = true;
+            } catch (final Error | Exception e) {
+                Log.d("+=========================================");
+                Log.d("| 警告: 启动魔改库失败 将使用GUI商店界面...");
+                Log.d("+=========================================");
+            }
+        }
+    }
 
-	public int getFindDistance() {
-		return findDistance;
-	}
+    public double getFeeForPriceChange() {
+        return feeForPriceChange;
+    }
 
-	public String getGuiTitle() {
-		return guiTitle;
-	}
+    public int getFindDistance() {
+        return findDistance;
+    }
 
-	public int getLimitdefault() {
-		return limitdefault;
-	}
+    public String getGuiTitle() {
+        return guiTitle;
+    }
 
-	public HashMap<String, Integer> getLimits() {
-		return limits;
-	}
+    public int getLimitdefault() {
+        return limitdefault;
+    }
 
-	public Material getSuperItem() {
-		return superItem;
-	}
+    public HashMap<String, Integer> getLimits() {
+        return limits;
+    }
 
-	public double getTax() {
-		return tax;
-	}
+    public Material getSuperItem() {
+        return superItem;
+    }
 
-	public String getTaxAccount() {
-		return taxAccount;
-	}
+    public double getTax() {
+        return tax;
+    }
 
-	public HashSet<String> getWarnings() {
-		return warnings;
-	}
+    public String getTaxAccount() {
+        return taxAccount;
+    }
 
-	public boolean isDebug() {
-		return debug;
-	}
+    public Set<String> getWarnings() {
+        return warnings;
+    }
 
-	public boolean isDisplay() {
-		return display;
-	}
+    public boolean isDebug() {
+        return debug;
+    }
 
-	public boolean isEnableMagicLib() {
-		return enableMagicLib;
-	}
+    public boolean isDisplay() {
+        return display;
+    }
 
-	public boolean isLimit() {
-		return limit;
-	}
+    public boolean isEnableMagicLib() {
+        return enableMagicLib;
+    }
 
-	public boolean isLogAction() {
-		return logAction;
-	}
+    public boolean isFakeItem() {
+        return fakeItem;
+    }
 
-	public boolean isPreventHopper() {
-		return preventhopper;
-	}
+    public boolean isLimit() {
+        return limit;
+    }
 
-	public boolean isPriceChangeRequiresFee() {
-		return priceChangeRequiresFee;
-	}
+    public boolean isLogAction() {
+        return logAction;
+    }
 
-	public boolean isShopLock() {
-		return shopLock;
-	}
+    public boolean isPreventHopper() {
+        return preventhopper;
+    }
 
-	public boolean isShowTax() {
-		return showTax;
-	}
+    public boolean isPriceChangeRequiresFee() {
+        return priceChangeRequiresFee;
+    }
 
-	public boolean isSneak() {
-		return sneak;
-	}
+    public boolean isShopLock() {
+        return shopLock;
+    }
 
-	public boolean isSneakCreate() {
-		return sneakCreate;
-	}
+    public boolean isShowTax() {
+        return showTax;
+    }
 
-	public boolean isSneakTrade() {
-		return sneakTrade;
-	}
+    public boolean isSneak() {
+        return sneak;
+    }
 
-	public boolean isUseSpout() {
-		return useSpout;
-	}
+    public boolean isSneakCreate() {
+        return sneakCreate;
+    }
 
+    public boolean isSneakTrade() {
+        return sneakTrade;
+    }
+
+    public void setEnableMagicLib(final boolean enableMagicLib) {
+        this.enableMagicLib = enableMagicLib;
+    }
+
+    public void setFakeItem(final boolean fakeItem) {
+        this.fakeItem = fakeItem;
+    }
+
+    public List<String> getPrevent() {
+        return prevent;
+    }
+
+    public void setPrevent(List<String> prevent) {
+        this.prevent = prevent;
+    }
 }

src/main/java/org/maxgamer/QuickShop/Config/ItemConfig.java

@@ -1,44 +0,0 @@
-package org.maxgamer.QuickShop.Config;
-
-import java.io.File;
-
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.plugin.Plugin;
-
-import cn.citycraft.PluginHelper.config.FileConfig;
-
-public class ItemConfig {
-	public static FileConfig config;
-	public static File file;
-	private static String CONFIG_NAME = "item.yml";
-
-	public static String getItemName(final ItemStack i) {
-		if (i.hasItemMeta() && i.getItemMeta().hasDisplayName()) {
-			return i.getItemMeta().getDisplayName();
-		}
-		final String name = i.getType().name();
-		final int dur = i.getDurability();
-		final String dura = i.getMaxStackSize() != 1 ? dur != 0 ? "_" + dur : "" : "";
-		final String iname = name + dura;
-		return getItemName(iname);
-	}
-
-	public static String getItemName(final String iname) {
-		String aname = config.getString(iname);
-		if (aname == null) {
-			aname = iname;
-			config.set(iname, iname);
-			config.save();
-		}
-		return aname;
-	}
-
-	public static void load(final Plugin p) {
-		config = new FileConfig(p, CONFIG_NAME);
-	}
-
-	public static void reload() {
-		config.reload();
-	}
-
-}

src/main/java/org/maxgamer/QuickShop/Database/BufferStatement.java

@@ -6,69 +6,69 @@ import java.sql.SQLException;
 import java.util.Arrays;
 
 public class BufferStatement {
-	private Object[] values;
-	private String query;
-	private Exception stacktrace;
+    private Object[] values;
+    private String query;
+    private Exception stacktrace;
 
-	/**
-	 * Represents a PreparedStatement in a state before preparing it (E.g. No
-	 * file I/O Required)
-	 * 
-	 * @param query
-	 *            The query to execute. E.g. INSERT INTO accounts (user, passwd)
-	 *            VALUES (?, ?)
-	 * @param values
-	 *            The values to replace <bold>?</bold> with in
-	 *            <bold>query</bold>. These are in order.
-	 */
-	public BufferStatement(String query, Object... values) {
-		this.query = query;
-		this.values = values;
-		this.stacktrace = new Exception(); // For error handling
-		this.stacktrace.fillInStackTrace(); // We can declare where this
-											// statement came from.
-	}
+    /**
+     * Represents a PreparedStatement in a state before preparing it (E.g. No
+     * file I/O Required)
+     * 
+     * @param query
+     *            The query to execute. E.g. INSERT INTO accounts (user, passwd)
+     *            VALUES (?, ?)
+     * @param values
+     *            The values to replace <bold>?</bold> with in
+     *            <bold>query</bold>. These are in order.
+     */
+    public BufferStatement(String query, Object... values) {
+        this.query = query;
+        this.values = values;
+        this.stacktrace = new Exception(); // For error handling
+        this.stacktrace.fillInStackTrace(); // We can declare where this
+                                            // statement came from.
+    }
 
-	/**
-	 * Returns a prepared statement using the given connection. Will try to
-	 * return an empty statement if something went wrong. If that fails, returns
-	 * null.
-	 * 
-	 * This method escapes everything automatically.
-	 * 
-	 * @param con
-	 *            The connection to prepare this on using
-	 *            con.prepareStatement(..)
-	 * @return The prepared statement, ready for execution.
-	 */
-	public PreparedStatement prepareStatement(Connection con) throws SQLException {
-		PreparedStatement ps;
-		ps = con.prepareStatement(query);
-		for (int i = 1; i <= values.length; i++) {
-			ps.setObject(i, values[i - 1]);
-		}
-		return ps;
-	}
+    /**
+     * Returns a prepared statement using the given connection. Will try to
+     * return an empty statement if something went wrong. If that fails, returns
+     * null.
+     * 
+     * This method escapes everything automatically.
+     * 
+     * @param con
+     *            The connection to prepare this on using
+     *            con.prepareStatement(..)
+     * @return The prepared statement, ready for execution.
+     */
+    public PreparedStatement prepareStatement(Connection con) throws SQLException {
+        PreparedStatement ps;
+        ps = con.prepareStatement(query);
+        for (int i = 1; i <= values.length; i++) {
+            ps.setObject(i, values[i - 1]);
+        }
+        return ps;
+    }
 
-	/**
-	 * Used for debugging. This stacktrace is recorded when the statement is
-	 * created, so printing it to the screen will provide useful debugging
-	 * information about where the query came from, if something went wrong
-	 * while executing it.
-	 * 
-	 * @return The stacktrace elements.
-	 */
-	public StackTraceElement[] getStackTrace() {
-		return stacktrace.getStackTrace();
-	}
+    /**
+     * Used for debugging. This stacktrace is recorded when the statement is
+     * created, so printing it to the screen will provide useful debugging
+     * information about where the query came from, if something went wrong
+     * while executing it.
+     * 
+     * @return The stacktrace elements.
+     */
+    public StackTraceElement[] getStackTrace() {
+        return stacktrace.getStackTrace();
+    }
 
-	/**
-	 * @return A string representation of this statement. Returns
-	 *         <italic>"Query: " + query + ", values: " +
-	 *         Arrays.toString(values).</italic>
-	 */
-	@Override
-	public String toString() {
-		return "Query: " + query + ", values: " + Arrays.toString(values);
-	}
+    /**
+     * @return A string representation of this statement. Returns
+     *         <italic>"Query: " + query + ", values: " +
+     *         Arrays.toString(values).</italic>
+     */
+    @Override
+    public String toString() {
+        return "Query: " + query + ", values: " + Arrays.toString(values);
+    }
 }

src/main/java/org/maxgamer/QuickShop/Database/Database.java

@@ -8,192 +8,191 @@ import java.util.LinkedList;
 import java.util.List;
 
 public class Database {
-	private DatabaseCore core;
+    private DatabaseCore core;
 
-	/**
-	 * Creates a new database and validates its connection.
-	 * 
-	 * If the connection is invalid, this will throw a ConnectionException.
-	 * 
-	 * @param core
-	 *            The core for the database, either MySQL or SQLite.
-	 * @throws ConnectionException
-	 *             If the connection was invalid
-	 */
-	public Database(DatabaseCore core) throws ConnectionException {
-		try {
-			try {
-				if (!core.getConnection().isValid(10)) {
-					throw new ConnectionException("Database doesn not appear to be valid!");
-				}
-			} catch (AbstractMethodError e) {
-				// You don't need to validate this core.
-			}
-		} catch (SQLException e) {
-			throw new ConnectionException(e.getMessage());
-		}
-		this.core = core;
-	}
+    /**
+     * Creates a new database and validates its connection.
+     * 
+     * If the connection is invalid, this will throw a ConnectionException.
+     * 
+     * @param core
+     *            The core for the database, either MySQL or SQLite.
+     * @throws ConnectionException
+     *             If the connection was invalid
+     */
+    public Database(DatabaseCore core) throws ConnectionException {
+        try {
+            try {
+                if (!core.getConnection().isValid(10)) {
+                    throw new ConnectionException("Database doesn not appear to be valid!");
+                }
+            } catch (AbstractMethodError e) {
+                // You don't need to validate this core.
+            }
+        } catch (SQLException e) {
+            throw new ConnectionException(e.getMessage());
+        }
+        this.core = core;
+    }
 
-	/**
-	 * Returns the database core object, that this database runs on.
-	 * 
-	 * @return the database core object, that this database runs on.
-	 */
-	public DatabaseCore getCore() {
-		return core;
-	}
+    /**
+     * Returns the database core object, that this database runs on.
+     * 
+     * @return the database core object, that this database runs on.
+     */
+    public DatabaseCore getCore() {
+        return core;
+    }
 
-	/**
-	 * Fetches the connection to this database for querying. Try to avoid doing
-	 * this in the main thread.
-	 * 
-	 * @return Fetches the connection to this database for querying.
-	 */
-	public Connection getConnection() {
-		return core.getConnection();
-	}
+    /**
+     * Fetches the connection to this database for querying. Try to avoid doing
+     * this in the main thread.
+     * 
+     * @return Fetches the connection to this database for querying.
+     */
+    public Connection getConnection() {
+        return core.getConnection();
+    }
 
-	/**
-	 * Executes the given statement either immediately, or soon.
-	 * 
-	 * @param query
-	 *            The query
-	 * @param objs
-	 *            The string values for each ? in the given query.
-	 */
-	public void execute(String query, Object... objs) {
-		BufferStatement bs = new BufferStatement(query, objs);
-		core.queue(bs);
-	}
+    /**
+     * Executes the given statement either immediately, or soon.
+     * 
+     * @param query
+     *            The query
+     * @param objs
+     *            The string values for each ? in the given query.
+     */
+    public void execute(String query, Object... objs) {
+        BufferStatement bs = new BufferStatement(query, objs);
+        core.queue(bs);
+    }
 
-	/**
-	 * Returns true if the table exists
-	 * 
-	 * @param table
-	 *            The table to check for
-	 * @return True if the table is found
-	 */
-	public boolean hasTable(String table) throws SQLException {
-		ResultSet rs = getConnection().getMetaData().getTables(null, null, "%", null);
-		while (rs.next()) {
-			if (table.equalsIgnoreCase(rs.getString("TABLE_NAME"))) {
-				rs.close();
-				return true;
-			}
-		}
-		rs.close();
-		return false;
-	}
+    /**
+     * Returns true if the table exists
+     * 
+     * @param table
+     *            The table to check for
+     * @return True if the table is found
+     */
+    public boolean hasTable(String table) throws SQLException {
+        ResultSet rs = getConnection().getMetaData().getTables(null, null, "%", null);
+        while (rs.next()) {
+            if (table.equalsIgnoreCase(rs.getString("TABLE_NAME"))) {
+                rs.close();
+                return true;
+            }
+        }
+        rs.close();
+        return false;
+    }
 
-	/**
-	 * Closes the database
-	 */
-	public void close() {
-		this.core.close();
-	}
+    /**
+     * Closes the database
+     */
+    public void close() {
+        this.core.close();
+    }
 
-	/**
-	 * Returns true if the given table has the given column
-	 * 
-	 * @param table
-	 *            The table
-	 * @param column
-	 *            The column
-	 * @return True if the given table has the given column
-	 * @throws SQLException
-	 *             If the database isn't connected
-	 */
-	public boolean hasColumn(String table, String column) throws SQLException {
-		if (!hasTable(table))
-			return false;
-		String query = "SELECT * FROM " + table + " LIMIT 0,1";
-		try {
-			PreparedStatement ps = this.getConnection().prepareStatement(query);
-			ResultSet rs = ps.executeQuery();
-			while (rs.next()) {
-				rs.getString(column); // Throws an exception if it can't find
-										// that column
-				return true;
-			}
-		} catch (SQLException e) {
-			return false;
-		}
-		return false; // Uh, wtf.
-	}
+    /**
+     * Returns true if the given table has the given column
+     * 
+     * @param table
+     *            The table
+     * @param column
+     *            The column
+     * @return True if the given table has the given column
+     * @throws SQLException
+     *             If the database isn't connected
+     */
+    public boolean hasColumn(String table, String column) throws SQLException {
+        if (!hasTable(table))
+            return false;
+        String query = "SELECT * FROM " + table + " LIMIT 0,1";
+        try {
+            PreparedStatement ps = this.getConnection().prepareStatement(query);
+            ResultSet rs = ps.executeQuery();
+            while (rs.next()) {
+                rs.getString(column); // Throws an exception if it can't find that column
+                return true;
+            }
+        } catch (SQLException e) {
+            return false;
+        }
+        return false; // Uh, wtf.
+    }
 
-	/**
-	 * Represents a connection error, generally when the server can't connect to
-	 * MySQL or something.
-	 */
-	public static class ConnectionException extends Exception {
-		private static final long serialVersionUID = 8348749992936357317L;
+    /**
+     * Represents a connection error, generally when the server can't connect to
+     * MySQL or something.
+     */
+    public static class ConnectionException extends Exception {
+        private static final long serialVersionUID = 8348749992936357317L;
 
-		public ConnectionException(String msg) {
-			super(msg);
-		}
-	}
+        public ConnectionException(String msg) {
+            super(msg);
+        }
+    }
 
-	/**
-	 * Copies the contents of this database into the given database. Does not
-	 * delete the contents of this database, or change any settings. This may
-	 * take a long time, and will print out progress reports to System.out
-	 * 
-	 * This method does not create the tables in the new database. You need to
-	 * do that yourself.
-	 * 
-	 * @param db
-	 *            The database to copy data to
-	 * @throws SQLException
-	 *             if an error occurs.
-	 */
-	public void copyTo(Database db) throws SQLException {
-		ResultSet rs = getConnection().getMetaData().getTables(null, null, "%", null);
-		List<String> tables = new LinkedList<String>();
-		while (rs.next()) {
-			tables.add(rs.getString("TABLE_NAME"));
-		}
-		rs.close();
-		core.flush();
-		// For each table
-		for (String table : tables) {
-			if (table.toLowerCase().startsWith("sqlite_autoindex_"))
-				continue;
-			System.out.println("Copying " + table);
-			// Wipe the old records
-			db.getConnection().prepareStatement("DELETE FROM " + table).execute();
-			// Fetch all the data from the existing database
-			rs = getConnection().prepareStatement("SELECT * FROM " + table).executeQuery();
-			int n = 0;
-			// Build the query
-			String query = "INSERT INTO " + table + " VALUES (";
-			// Append another placeholder for the value
-			query += "?";
-			for (int i = 2; i <= rs.getMetaData().getColumnCount(); i++) {
-				// Add the rest of the placeholders and values. This is so we
-				// have (?, ?, ?) and not (?, ?, ?, ).
-				query += ", ?";
-			}
-			// End the query
-			query += ")";
-			PreparedStatement ps = db.getConnection().prepareStatement(query);
-			while (rs.next()) {
-				n++;
-				for (int i = 1; i <= rs.getMetaData().getColumnCount(); i++) {
-					ps.setObject(i, rs.getObject(i));
-				}
-				ps.addBatch();
-				if (n % 100 == 0) {
-					ps.executeBatch();
-					System.out.println(n + " records copied...");
-				}
-			}
-			ps.executeBatch();
-			// Close the resultset of that table
-			rs.close();
-		}
-		// Success!
-		db.getConnection().close();
-		this.getConnection().close();
-	}
+    /**
+     * Copies the contents of this database into the given database. Does not
+     * delete the contents of this database, or change any settings. This may
+     * take a long time, and will print out progress reports to System.out
+     * 
+     * This method does not create the tables in the new database. You need to
+     * do that yourself.
+     * 
+     * @param db
+     *            The database to copy data to
+     * @throws SQLException
+     *             if an error occurs.
+     */
+    public void copyTo(Database db) throws SQLException {
+        ResultSet rs = getConnection().getMetaData().getTables(null, null, "%", null);
+        List<String> tables = new LinkedList<>();
+        while (rs.next()) {
+            tables.add(rs.getString("TABLE_NAME"));
+        }
+        rs.close();
+        core.flush();
+        // For each table
+        for (String table : tables) {
+            if (table.toLowerCase().startsWith("sqlite_autoindex_"))
+                continue;
+            System.out.println("Copying " + table);
+            // Wipe the old records
+            db.getConnection().prepareStatement("DELETE FROM " + table).execute();
+            // Fetch all the data from the existing database
+            rs = getConnection().prepareStatement("SELECT * FROM " + table).executeQuery();
+            int n = 0;
+            // Build the query
+            String query = "INSERT INTO " + table + " VALUES (";
+            // Append another placeholder for the value
+            query += "?";
+            for (int i = 2; i <= rs.getMetaData().getColumnCount(); i++) {
+                // Add the rest of the placeholders and values. This is so we
+                // have (?, ?, ?) and not (?, ?, ?, ).
+                query += ", ?";
+            }
+            // End the query
+            query += ")";
+            PreparedStatement ps = db.getConnection().prepareStatement(query);
+            while (rs.next()) {
+                n++;
+                for (int i = 1; i <= rs.getMetaData().getColumnCount(); i++) {
+                    ps.setObject(i, rs.getObject(i));
+                }
+                ps.addBatch();
+                if (n % 100 == 0) {
+                    ps.executeBatch();
+                    System.out.println(n + " records copied...");
+                }
+            }
+            ps.executeBatch();
+            // Close the resultset of that table
+            rs.close();
+        }
+        // Success!
+        db.getConnection().close();
+        this.getConnection().close();
+    }
 }

src/main/java/org/maxgamer/QuickShop/Database/DatabaseCore.java

@@ -3,11 +3,11 @@ package org.maxgamer.QuickShop.Database;
 import java.sql.Connection;
 
 public interface DatabaseCore {
-	public Connection getConnection();
+    Connection getConnection();
 
-	public void queue(BufferStatement bs);
+    void queue(BufferStatement bs);
 
-	public void flush();
+    void flush();
 
-	public void close();
+    void close();
 }

src/main/java/org/maxgamer/QuickShop/Database/DatabaseHelper.java

@@ -5,58 +5,59 @@ import java.sql.SQLException;
 import java.sql.Statement;
 
 public class DatabaseHelper {
-	public static void setup(Database db) throws SQLException {
-		if (!db.hasTable("shops")) {
-			createShopsTable(db);
-		}
-		if (!db.hasTable("messages")) {
-			createMessagesTable(db);
-		}
-		checkColumns(db);
-	}
+    public static void setup(Database db) throws SQLException {
+        if (!db.hasTable("shops")) {
+            createShopsTable(db);
+        }
+        if (!db.hasTable("messages")) {
+            createMessagesTable(db);
+        }
+        checkColumns(db);
+    }
 
-	/**
-	 * Verifies that all required columns exist.
-	 */
-	public static void checkColumns(Database db) {
-		PreparedStatement ps = null;
-		try {
-			// V3.4.2
-			ps = db.getConnection().prepareStatement("ALTER TABLE shops MODIFY COLUMN price double(32,2) NOT NULL AFTER owner");
-			ps.execute();
-			ps.close();
-		} catch (SQLException e) {
-		}
-		try {
-			// V3.4.3
-			ps = db.getConnection().prepareStatement("ALTER TABLE messages MODIFY COLUMN time BIGINT(32) NOT NULL AFTER message");
-			ps.execute();
-			ps.close();
-		} catch (SQLException e) {
-		}
-	}
+    /**
+     * Verifies that all required columns exist.
+     */
+    public static void checkColumns(Database db) {
+        PreparedStatement ps;
+        try {
+            // V3.4.2
+            ps = db.getConnection().prepareStatement("ALTER TABLE shops MODIFY COLUMN price double(32,2) NOT NULL AFTER owner");
+            ps.execute();
+            ps.close();
+        } catch (SQLException ignored) {
+        }
+        try {
+            // V3.4.3
+            ps = db.getConnection().prepareStatement("ALTER TABLE messages MODIFY COLUMN time BIGINT(32) NOT NULL AFTER message");
+            ps.execute();
+            ps.close();
+        } catch (SQLException ignored) {
+        }
+    }
 
-	/**
-	 * Creates the database table 'shops'.
-	 * 
-	 * @throws SQLException
-	 *             If the connection is invalid.
-	 */
-	public static void createShopsTable(Database db) throws SQLException {
-		Statement st = db.getConnection().createStatement();
-		String createTable = "CREATE TABLE shops (" + "owner  TEXT(32) NOT NULL, " + "price  double(32, 2) NOT NULL, " + "itemConfig TEXT CHARSET utf8 NOT NULL, " + "x  INTEGER(32) NOT NULL, " + "y  INTEGER(32) NOT NULL, " + "z  INTEGER(32) NOT NULL, " + "world VARCHAR(32) NOT NULL, " + "unlimited  boolean, " + "type  boolean, " + "PRIMARY KEY (x, y, z, world) " + ");";
-		st.execute(createTable);
-	}
+    /**
+     * Creates the database table 'shops'.
+     * 
+     * @throws SQLException
+     *             If the connection is invalid.
+     */
+    public static void createShopsTable(Database db) throws SQLException {
+        Statement st = db.getConnection().createStatement();
+        String createTable = "CREATE TABLE shops (" + "owner  TEXT(32) NOT NULL, " + "price  double(32, 2) NOT NULL, " + "itemConfig TEXT CHARSET utf8 NOT NULL, " + "x  INTEGER(32) NOT NULL, "
+                + "y  INTEGER(32) NOT NULL, " + "z  INTEGER(32) NOT NULL, " + "world VARCHAR(32) NOT NULL, " + "unlimited  boolean, " + "type  boolean, " + "PRIMARY KEY (x, y, z, world) " + ");";
+        st.execute(createTable);
+    }
 
-	/**
-	 * Creates the database table 'messages'
-	 * 
-	 * @throws SQLException
-	 *             If the connection is invalid
-	 */
-	public static void createMessagesTable(Database db) throws SQLException {
-		Statement st = db.getConnection().createStatement();
-		String createTable = "CREATE TABLE messages (" + "owner  TEXT(32) NOT NULL, " + "message  TEXT(200) NOT NULL, " + "time  BIGINT(32) NOT NULL " + ");";
-		st.execute(createTable);
-	}
+    /**
+     * Creates the database table 'messages'
+     * 
+     * @throws SQLException
+     *             If the connection is invalid
+     */
+    public static void createMessagesTable(Database db) throws SQLException {
+        Statement st = db.getConnection().createStatement();
+        String createTable = "CREATE TABLE messages (" + "owner  TEXT(32) NOT NULL, " + "message  TEXT(200) NOT NULL, " + "time  BIGINT(32) NOT NULL " + ");";
+        st.execute(createTable);
+    }
 }

src/main/java/org/maxgamer/QuickShop/Database/MySQLCore.java

@@ -8,78 +8,77 @@ import java.util.ArrayList;
 import java.util.Properties;
 
 public class MySQLCore implements DatabaseCore {
-	private String url;
-	/** The connection properties... user, pass, autoReconnect.. */
-	private Properties info;
-	private static final int MAX_CONNECTIONS = 8;
-	private static ArrayList<Connection> pool = new ArrayList<Connection>();
+    private String url;
+    /** The connection properties... user, pass, autoReconnect.. */
+    private Properties info;
+    private static final int MAX_CONNECTIONS = 8;
+    private static ArrayList<Connection> pool = new ArrayList<>();
 
-	public MySQLCore(String host, String user, String pass, String database, String port) {
-		info = new Properties();
-		info.put("autoReconnect", "true");
-		info.put("user", user);
-		info.put("password", pass);
-		info.put("useUnicode", "true");
-		info.put("characterEncoding", "utf8");
-		this.url = "jdbc:mysql://" + host + ":" + port + "/" + database;
-		for (int i = 0; i < MAX_CONNECTIONS; i++)
-			pool.add(null);
-	}
+    public MySQLCore(String host, String user, String pass, String database, String port) {
+        info = new Properties();
+        info.put("autoReconnect", "true");
+        info.put("user", user);
+        info.put("password", pass);
+        info.put("useUnicode", "true");
+        info.put("characterEncoding", "utf8");
+        this.url = "jdbc:mysql://" + host + ":" + port + "/" + database;
+        for (int i = 0; i < MAX_CONNECTIONS; i++)
+            pool.add(null);
+    }
 
-	/**
-	 * Gets the database connection for executing queries on.
-	 * 
-	 * @return The database connection
-	 */
-	public Connection getConnection() {
-		for (int i = 0; i < MAX_CONNECTIONS; i++) {
-			Connection connection = pool.get(i);
-			try {
-				// If we have a current connection, fetch it
-				if (connection != null && !connection.isClosed()) {
-					if (connection.isValid(10)) {
-						return connection;
-					}
-					// Else, it is invalid, so we return another connection.
-				}
-				connection = DriverManager.getConnection(this.url, info);
-				pool.set(i, connection);
-				return connection;
-			} catch (SQLException e) {
-				e.printStackTrace();
-			}
-		}
-		return null;
-	}
+    /**
+     * Gets the database connection for executing queries on.
+     * 
+     * @return The database connection
+     */
+    public Connection getConnection() {
+        for (int i = 0; i < MAX_CONNECTIONS; i++) {
+            Connection connection = pool.get(i);
+            try {
+                // If we have a current connection, fetch it
+                if (connection != null && !connection.isClosed()) {
+                    if (connection.isValid(10)) {
+                        return connection;
+                    }
+                    // Else, it is invalid, so we return another connection.
+                }
+                connection = DriverManager.getConnection(this.url, info);
+                pool.set(i, connection);
+                return connection;
+            } catch (SQLException e) {
+                e.printStackTrace();
+            }
+        }
+        return null;
+    }
 
-	@Override
-	public void queue(BufferStatement bs) {
-		try {
-			Connection con = this.getConnection();
-			while (con == null) {
-				try {
-					Thread.sleep(15);
-				} catch (InterruptedException e) {
-				}
-				// Try again
-				this.getConnection();
-			}
-			PreparedStatement ps = bs.prepareStatement(con);
-			ps.execute();
-			ps.close();
-		} catch (SQLException e) {
-			e.printStackTrace();
-			return;
-		}
-	}
+    @Override
+    public void queue(BufferStatement bs) {
+        try {
+            Connection con = this.getConnection();
+            while (con == null) {
+                try {
+                    Thread.sleep(15);
+                } catch (InterruptedException ignored) {
+                }
+                // Try again
+                this.getConnection();
+            }
+            PreparedStatement ps = bs.prepareStatement(con);
+            ps.execute();
+            ps.close();
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
+    }
 
-	@Override
-	public void close() {
-		// Nothing, because queries are executed immediately for MySQL
-	}
+    @Override
+    public void close() {
+        // Nothing, because queries are executed immediately for MySQL
+    }
 
-	@Override
-	public void flush() {
-		// Nothing, because queries are executed immediately for MySQL
-	}
+    @Override
+    public void flush() {
+        // Nothing, because queries are executed immediately for MySQL
+    }
 }

src/main/java/org/maxgamer/QuickShop/Database/SQLiteCore.java

@@ -9,102 +9,97 @@ import java.sql.SQLException;
 import java.util.LinkedList;
 
 public class SQLiteCore implements DatabaseCore {
-	private Connection connection;
-	private File dbFile;
-	private volatile Thread watcher;
-	private volatile LinkedList<BufferStatement> queue = new LinkedList<BufferStatement>();
+    private Connection connection;
+    private final File dbFile;
+    private volatile Thread watcher;
+    private final LinkedList<BufferStatement> queue = new LinkedList<BufferStatement>();
 
-	public SQLiteCore(File dbFile) {
-		this.dbFile = dbFile;
-	}
+    public SQLiteCore(final File dbFile) {
+        this.dbFile = dbFile;
+    }
 
-	/**
-	 * Gets the database connection for executing queries on.
-	 * 
-	 * @return The database connection
-	 */
-	public Connection getConnection() {
-		try {
-			// If we have a current connection, fetch it
-			if (this.connection != null && !this.connection.isClosed()) {
-				return this.connection;
-			}
-		} catch (SQLException e) {
-			e.printStackTrace();
-		}
-		if (this.dbFile.exists()) {
-			// So we need a new connection
-			try {
-				Class.forName("org.sqlite.JDBC");
-				this.connection = DriverManager.getConnection("jdbc:sqlite:" + this.dbFile);
-				return this.connection;
-			} catch (ClassNotFoundException e) {
-				e.printStackTrace();
-				return null;
-			} catch (SQLException e) {
-				e.printStackTrace();
-				return null;
-			}
-		} else {
-			// So we need a new file too.
-			try {
-				// Create the file
-				this.dbFile.createNewFile();
-				// Now we won't need a new file, just a connection.
-				// This will return that new connection.
-				return this.getConnection();
-			} catch (IOException e) {
-				e.printStackTrace();
-				return null;
-			}
-		}
-	}
+    @Override
+    public void close() {
+        flush();
+    }
 
-	@Override
-	public void queue(BufferStatement bs) {
-		synchronized (queue) {
-			queue.add(bs);
-		}
-		if (watcher == null || !watcher.isAlive()) {
-			startWatcher();
-		}
-	}
+    @Override
+    public void flush() {
+        while (!queue.isEmpty()) {
+            BufferStatement bs;
+            synchronized (queue) {
+                bs = queue.removeFirst();
+            }
+            synchronized (dbFile) {
+                try {
+                    final PreparedStatement ps = bs.prepareStatement(getConnection());
+                    ps.execute();
+                    ps.close();
+                } catch (final SQLException e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+    }
 
-	@Override
-	public void flush() {
-		while (queue.isEmpty() == false) {
-			BufferStatement bs;
-			synchronized (queue) {
-				bs = queue.removeFirst();
-			}
-			synchronized (dbFile) {
-				try {
-					PreparedStatement ps = bs.prepareStatement(getConnection());
-					ps.execute();
-					ps.close();
-				} catch (SQLException e) {
-					e.printStackTrace();
-				}
-			}
-		}
-	}
+    /**
+     * Gets the database connection for executing queries on.
+     *
+     * @return The database connection
+     */
+    @Override
+    public Connection getConnection() {
+        try {
+            // If we have a current connection, fetch it
+            if (this.connection != null && !this.connection.isClosed()) { return this.connection; }
+        } catch (final SQLException e) {
+            e.printStackTrace();
+        }
+        if (this.dbFile.exists()) {
+            // So we need a new connection
+            try {
+                Class.forName("org.sqlite.JDBC");
+                this.connection = DriverManager.getConnection("jdbc:sqlite:" + this.dbFile);
+                return this.connection;
+            } catch (final ClassNotFoundException | SQLException e) {
+                e.printStackTrace();
+                return null;
+            }
+        }
+        // So we need a new file too.
+        try {
+            // Create the file
+            this.dbFile.createNewFile();
+            // Now we won't need a new file, just a connection.
+            // This will return that new connection.
+            return this.getConnection();
+        } catch (final IOException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
 
-	@Override
-	public void close() {
-		flush();
-	}
+    @Override
+    public void queue(final BufferStatement bs) {
+        synchronized (queue) {
+            queue.add(bs);
+        }
+        if (watcher == null || !watcher.isAlive()) {
+            startWatcher();
+        }
+    }
 
-	private void startWatcher() {
-		watcher = new Thread() {
-			@Override
-			public void run() {
-				try {
-					Thread.sleep(30000);
-				} catch (InterruptedException e) {
-				}
-				flush();
-			}
-		};
-		watcher.start();
-	}
+    private void startWatcher() {
+        watcher = new Thread() {
+            @Override
+            public void run() {
+                try {
+                    Thread.sleep(30000);
+                } catch (final InterruptedException ignored) {
+                }
+                flush();
+            }
+        };
+        watcher.start();
+    }
 }

src/main/java/org/maxgamer/QuickShop/Economy/Economy.java

@@ -3,117 +3,129 @@ package org.maxgamer.QuickShop.Economy;
 import java.util.UUID;
 
 public class Economy implements EconomyCore {
-	private EconomyCore core;
+    private final EconomyCore core;
 
-	public Economy(EconomyCore core) {
-		this.core = core;
-	}
+    public Economy(final EconomyCore core) {
+        this.core = core;
+    }
 
-	/**
-	 * Checks that this economy is valid. Returns false if it is not valid.
-	 * 
-	 * @return True if this economy will work, false if it will not.
-	 */
-	public boolean isValid() {
-		return core.isValid();
-	}
+    @Override
+    public String currencyNamePlural() {
+        return this.core.currencyNamePlural();
+    }
 
-	/**
-	 * Deposits a given amount of money from thin air to the given username.
-	 * 
-	 * @param name
-	 *            The exact (case insensitive) username to give money to
-	 * @param amount
-	 *            The amount to give them
-	 * @return True if success (Should be almost always)
-	 */
-	@Deprecated
-	public boolean deposit(String name, double amount) {
-		return core.deposit(name, amount);
-	}
+    /**
+     * Deposits a given amount of money from thin air to the given username.
+     *
+     * @param name
+     *            The exact (case insensitive) username to give money to
+     * @param amount
+     *            The amount to give them
+     * @return True if success (Should be almost always)
+     */
+    @Override
+    @Deprecated
+    public boolean deposit(final String name, final double amount) {
+        return this.core.deposit(name, amount);
+    }
 
-	/**
-	 * Withdraws a given amount of money from the given username and turns it to
-	 * thin air.
-	 * 
-	 * @param name
-	 *            The exact (case insensitive) username to take money from
-	 * @param amount
-	 *            The amount to take from them
-	 * @return True if success, false if they didn't have enough cash
-	 */
-	@Deprecated
-	public boolean withdraw(String name, double amount) {
-		return core.withdraw(name, amount);
-	}
+    @Override
+    public boolean deposit(final UUID name, final double amount) {
+        return this.core.deposit(name, amount);
+    }
 
-	/**
-	 * Transfers the given amount of money from Player1 to Player2
-	 * 
-	 * @param from
-	 *            The player who is paying money
-	 * @param to
-	 *            The player who is receiving money
-	 * @param amount
-	 *            The amount to transfer
-	 * @return true if success (Payer had enough cash, receiver was able to
-	 *         receive the funds)
-	 */
-	@Deprecated
-	public boolean transfer(String from, String to, double amount) {
-		return core.transfer(from, to, amount);
-	}
+    /**
+     * Formats the given number... E.g. 50.5 becomes $50.5 Dollars, or 50
+     * Dollars 5 Cents
+     *
+     * @param balance
+     *            The given number
+     * @return The balance in human readable text.
+     */
+    @Override
+    public String format(final double balance) {
+        return this.core.format(balance);
+    }
 
-	/**
-	 * Fetches the balance of the given account name
-	 * 
-	 * @param name
-	 *            The name of the account
-	 * @return Their current balance.
-	 */
-	@Deprecated
-	public double getBalance(String name) {
-		return core.getBalance(name);
-	}
+    /**
+     * Fetches the balance of the given account name
+     *
+     * @param name
+     *            The name of the account
+     * @return Their current balance.
+     */
+    @Override
+    @Deprecated
+    public double getBalance(final String name) {
+        return this.core.getBalance(name);
+    }
 
-	/**
-	 * Formats the given number... E.g. 50.5 becomes $50.5 Dollars, or 50
-	 * Dollars 5 Cents
-	 * 
-	 * @param balance
-	 *            The given number
-	 * @return The balance in human readable text.
-	 */
-	public String format(double balance) {
-		return core.format(balance);
-	}
-	@Deprecated
-	public boolean has(String name, double amount) {
-		return core.getBalance(name) >= amount;
-	}
+    @Override
+    public double getBalance(final UUID name) {
+        return this.core.getBalance(name);
+    }
 
-	@Override
-	public String toString() {
-		return core.getClass().getName().split("_")[1];
-	}
+    @Deprecated
+    public boolean has(final String name, final double amount) {
+        return this.core.getBalance(name) >= amount;
+    }
 
-	@Override
-	public boolean deposit(UUID name, double amount) {
-		return core.deposit(name,amount);
-	}
+    /**
+     * Checks that this economy is valid. Returns false if it is not valid.
+     *
+     * @return True if this economy will work, false if it will not.
+     */
+    @Override
+    public boolean isValid() {
+        return this.core.isValid();
+    }
 
-	@Override
-	public boolean withdraw(UUID name, double amount) {
-		return core.withdraw(name, amount);
-	}
+    @Override
+    public String toString() {
+        return this.core.getClass().getName().split("_")[1];
+    }
 
-	@Override
-	public boolean transfer(UUID from, UUID to, double amount) {
-		return core.transfer(from, to, amount);
-	}
+    /**
+     * Transfers the given amount of money from Player1 to Player2
+     *
+     * @param from
+     *            The player who is paying money
+     * @param to
+     *            The player who is receiving money
+     * @param amount
+     *            The amount to transfer
+     * @return true if success (Payer had enough cash, receiver was able to
+     *         receive the funds)
+     */
+    @Override
+    @Deprecated
+    public boolean transfer(final String from, final String to, final double amount) {
+        return this.core.transfer(from, to, amount);
+    }
 
-	@Override
-	public double getBalance(UUID name) {
-		return core.getBalance(name);
-	}
+    @Override
+    public boolean transfer(final UUID from, final UUID to, final double amount) {
+        return this.core.transfer(from, to, amount);
+    }
+
+    /**
+     * Withdraws a given amount of money from the given username and turns it to
+     * thin air.
+     *
+     * @param name
+     *            The exact (case insensitive) username to take money from
+     * @param amount
+     *            The amount to take from them
+     * @return True if success, false if they didn't have enough cash
+     */
+    @Override
+    @Deprecated
+    public boolean withdraw(final String name, final double amount) {
+        return this.core.withdraw(name, amount);
+    }
+
+    @Override
+    public boolean withdraw(final UUID name, final double amount) {
+        return this.core.withdraw(name, amount);
+    }
 }

src/main/java/org/maxgamer/QuickShop/Economy/EconomyCore.java

@@ -6,122 +6,118 @@ import java.util.UUID;
  * @author netherfoam Represents an economy.
  */
 public interface EconomyCore {
-	/**
-	 * Checks that this economy is valid. Returns false if it is not valid.
-	 * 
-	 * @return True if this economy will work, false if it will not.
-	 */
-	public boolean isValid();
+    public String currencyNamePlural();
 
-	/**
-	 * Deposits a given amount of money from thin air to the given username.
-	 * 
-	 * @param name
-	 *            The exact (case insensitive) username to give money to
-	 * @param amount
-	 *            The amount to give them
-	 * @return True if success (Should be almost always)
-	 */
-	@Deprecated
-	public boolean deposit(String name, double amount);
+    /**
+     * Deposits a given amount of money from thin air to the given username.
+     *
+     * @param name
+     *            The exact (case insensitive) username to give money to
+     * @param amount
+     *            The amount to give them
+     * @return True if success (Should be almost always)
+     */
+    @Deprecated
+    public boolean deposit(String name, double amount);
 
-	/**
-	 * Withdraws a given amount of money from the given username and turns it to
-	 * thin air.
-	 * 
-	 * @param name
-	 *            The exact (case insensitive) username to take money from
-	 * @param amount
-	 *            The amount to take from them
-	 * @return True if success, false if they didn't have enough cash
-	 */
-	@Deprecated
-	public boolean withdraw(String name, double amount);
+    /**
+     * Deposits a given amount of money from thin air to the given username.
+     *
+     * @param name
+     *            The exact (case insensitive) username to give money to
+     * @param amount
+     *            The amount to give them
+     * @return True if success (Should be almost always)
+     */
+    public boolean deposit(UUID name, double amount);
 
-	/**
-	 * Transfers the given amount of money from Player1 to Player2
-	 * 
-	 * @param from
-	 *            The player who is paying money
-	 * @param to
-	 *            The player who is receiving money
-	 * @param amount
-	 *            The amount to transfer
-	 * @return true if success (Payer had enough cash, receiver was able to
-	 *         receive the funds)
-	 */
-	@Deprecated
-	public boolean transfer(String from, String to, double amount);
+    /**
+     * Formats the given number... E.g. 50.5 becomes $50.5 Dollars, or 50
+     * Dollars 5 Cents
+     *
+     * @param balance
+     *            The given number
+     * @return The balance in human readable text.
+     */
+    public String format(double balance);
 
-	/**
-	 * Fetches the balance of the given account name
-	 * 
-	 * @param name
-	 *            The name of the account
-	 * @return Their current balance.
-	 */
-	@Deprecated
-	public double getBalance(String name);
+    /**
+     * Fetches the balance of the given account name
+     *
+     * @param name
+     *            The name of the account
+     * @return Their current balance.
+     */
+    @Deprecated
+    public double getBalance(String name);
 
-	/**
-	 * Formats the given number... E.g. 50.5 becomes $50.5 Dollars, or 50
-	 * Dollars 5 Cents
-	 * 
-	 * @param balance
-	 *            The given number
-	 * @return The balance in human readable text.
-	 */
-	public String format(double balance);
+    /**
+     * Fetches the balance of the given account name
+     *
+     * @param name
+     *            The name of the account
+     * @return Their current balance.
+     */
+    public double getBalance(UUID name);
 
+    /**
+     * Checks that this economy is valid. Returns false if it is not valid.
+     *
+     * @return True if this economy will work, false if it will not.
+     */
+    public boolean isValid();
 
+    /**
+     * Transfers the given amount of money from Player1 to Player2
+     *
+     * @param from
+     *            The player who is paying money
+     * @param to
+     *            The player who is receiving money
+     * @param amount
+     *            The amount to transfer
+     * @return true if success (Payer had enough cash, receiver was able to
+     *         receive the funds)
+     */
+    @Deprecated
+    public boolean transfer(String from, String to, double amount);
 
+    /**
+     * Transfers the given amount of money from Player1 to Player2
+     *
+     * @param from
+     *            The player who is paying money
+     * @param to
+     *            The player who is receiving money
+     * @param amount
+     *            The amount to transfer
+     * @return true if success (Payer had enough cash, receiver was able to
+     *         receive the funds)
+     */
+    public boolean transfer(UUID from, UUID to, double amount);
 
+    /**
+     * Withdraws a given amount of money from the given username and turns it to
+     * thin air.
+     *
+     * @param name
+     *            The exact (case insensitive) username to take money from
+     * @param amount
+     *            The amount to take from them
+     * @return True if success, false if they didn't have enough cash
+     */
+    @Deprecated
+    public boolean withdraw(String name, double amount);
 
-	
-	
-	/**
-	 * Deposits a given amount of money from thin air to the given username.
-	 * 
-	 * @param name
-	 *            The exact (case insensitive) username to give money to
-	 * @param amount
-	 *            The amount to give them
-	 * @return True if success (Should be almost always)
-	 */
-	public boolean deposit(UUID name, double amount);
-
-	/**
-	 * Withdraws a given amount of money from the given username and turns it to
-	 * thin air.
-	 * 
-	 * @param name
-	 *            The exact (case insensitive) username to take money from
-	 * @param amount
-	 *            The amount to take from them
-	 * @return True if success, false if they didn't have enough cash
-	 */
-	public boolean withdraw(UUID name, double amount);
-
-	/**
-	 * Transfers the given amount of money from Player1 to Player2
-	 * 
-	 * @param from
-	 *            The player who is paying money
-	 * @param to
-	 *            The player who is receiving money
-	 * @param amount
-	 *            The amount to transfer
-	 * @return true if success (Payer had enough cash, receiver was able to
-	 *         receive the funds)
-	 */
-	public boolean transfer(UUID from, UUID to, double amount);
-
-	/**
-	 * Fetches the balance of the given account name
-	 * 
-	 * @param name
-	 *            The name of the account
-	 * @return Their current balance.
-	 */
-	public double getBalance(UUID name);
+    /**
+     * Withdraws a given amount of money from the given username and turns it to
+     * thin air.
+     *
+     * @param name
+     *            The exact (case insensitive) username to take money from
+     * @param amount
+     *            The amount to take from them
+     * @return True if success, false if they didn't have enough cash
+     */
+    public boolean withdraw(UUID name, double amount);
 }

src/main/java/org/maxgamer/QuickShop/Economy/Economy_Vault.java

@@ -9,100 +9,108 @@ import org.bukkit.plugin.RegisteredServiceProvider;
 import net.milkbowl.vault.economy.Economy;
 
 public class Economy_Vault implements EconomyCore {
-	private Economy vault;
+    private Economy vault;
 
-	public Economy_Vault() {
-		setupEconomy();
-	}
+    public Economy_Vault() {
+        setupEconomy();
+    }
 
-	@Override
-	@Deprecated
-	public boolean deposit(final String name, final double amount) {
-		return this.vault.depositPlayer(name, amount).transactionSuccess();
-	}
+    @Override
+    public String currencyNamePlural() {
+        return this.vault.currencyNamePlural();
+    }
 
-	@Override
-	public boolean deposit(final UUID name, final double amount) {
-		final OfflinePlayer p = Bukkit.getOfflinePlayer(name);
-		return this.vault.depositPlayer(p, amount).transactionSuccess();
-	}
+    @Override
+    @Deprecated
+    public boolean deposit(final String name, final double amount) {
+        return this.vault.depositPlayer(name, amount).transactionSuccess();
+    }
 
-	@Override
-	public String format(final double balance) {
-		try {
-			return this.vault.format(balance);
-		} catch (final NumberFormatException e) {
-		}
-		return "" + balance;
-	}
+    @Override
+    public boolean deposit(final UUID name, final double amount) {
+        final OfflinePlayer p = Bukkit.getOfflinePlayer(name);
+        return this.vault.depositPlayer(p, amount).transactionSuccess();
+    }
 
-	@Override
-	@Deprecated
-	public double getBalance(final String name) {
-		return this.vault.getBalance(name);
-	}
+    @Override
+    public String format(final double balance) {
+        try {
+            return this.vault.format(balance);
+        } catch (final NumberFormatException ignored) {
+        }
+        return "" + balance;
+    }
 
-	@Override
-	public double getBalance(final UUID name) {
-		final OfflinePlayer p = Bukkit.getOfflinePlayer(name);
-		return this.vault.getBalance(p);
-	}
+    @Override
+    @Deprecated
+    public double getBalance(final String name) {
+        return this.vault.getBalance(name);
+    }
 
-	@Override
-	public boolean isValid() {
-		return this.vault != null;
-	}
+    @Override
+    public double getBalance(final UUID name) {
+        final OfflinePlayer p = Bukkit.getOfflinePlayer(name);
+        return this.vault.getBalance(p);
+    }
 
-	@Override
-	@Deprecated
-	public boolean transfer(final String from, final String to, final double amount) {
-		if (this.vault.getBalance(from) >= amount) {
-			if (this.vault.withdrawPlayer(from, amount).transactionSuccess()) {
-				if (!this.vault.depositPlayer(to, amount).transactionSuccess()) {
-					this.vault.depositPlayer(from, amount);
-					return false;
-				}
-				return true;
-			}
-			return false;
-		}
-		return false;
-	}
+    @Override
+    public boolean isValid() {
+        return this.vault != null;
+    }
 
-	@Override
-	public boolean transfer(final UUID from, final UUID to, final double amount) {
-		final OfflinePlayer pFrom = Bukkit.getOfflinePlayer(from);
-		final OfflinePlayer pTo = Bukkit.getOfflinePlayer(to);
-		if (this.vault.getBalance(pFrom) >= amount) {
-			if (this.vault.withdrawPlayer(pFrom, amount).transactionSuccess()) {
-				if (!this.vault.depositPlayer(pTo, amount).transactionSuccess()) {
-					this.vault.depositPlayer(pFrom, amount);
-					return false;
-				}
-				return true;
-			}
-			return false;
-		}
-		return false;
-	}
+    @Override
+    @Deprecated
+    public boolean transfer(final String from, final String to, final double amount) {
+        if (this.vault.getBalance(from) >= amount) {
+            if (this.vault.withdrawPlayer(from, amount).transactionSuccess()) {
+                if (!this.vault.depositPlayer(to, amount).transactionSuccess()) {
+                    this.vault.depositPlayer(from, amount);
+                    return false;
+                }
+                return true;
+            }
+            return false;
+        }
+        return false;
+    }
 
-	@Override
-	@Deprecated
-	public boolean withdraw(final String name, final double amount) {
-		return this.vault.withdrawPlayer(name, amount).transactionSuccess();
-	}
+    @Override
+    public boolean transfer(final UUID from, final UUID to, final double amount) {
+        final OfflinePlayer pFrom = Bukkit.getOfflinePlayer(from);
+        final OfflinePlayer pTo = Bukkit.getOfflinePlayer(to);
+        if (this.vault.getBalance(pFrom) >= amount) {
+            if (this.vault.withdrawPlayer(pFrom, amount).transactionSuccess()) {
+                if (!this.vault.depositPlayer(pTo, amount).transactionSuccess()) {
+                    this.vault.depositPlayer(pFrom, amount);
+                    return false;
+                }
+                return true;
+            }
+            return false;
+        }
+        return false;
+    }
 
-	@Override
-	public boolean withdraw(final UUID name, final double amount) {
-		final OfflinePlayer p = Bukkit.getOfflinePlayer(name);
-		return this.vault.withdrawPlayer(p, amount).transactionSuccess();
-	}
+    @Override
+    @Deprecated
+    public boolean withdraw(final String name, final double amount) {
+        return this.vault.withdrawPlayer(name, amount).transactionSuccess();
+    }
 
-	private boolean setupEconomy() {
-		final RegisteredServiceProvider<Economy> economyProvider = Bukkit.getServicesManager().getRegistration(Economy.class);
-		if (economyProvider != null) {
-			this.vault = (economyProvider.getProvider());
-		}
-		return this.vault != null;
-	}
+    @Override
+    public boolean withdraw(final UUID name, final double amount) {
+        final OfflinePlayer p = Bukkit.getOfflinePlayer(name);
+        return this.vault.withdrawPlayer(p, amount).transactionSuccess();
+    }
+
+    private boolean setupEconomy() {
+        try {
+            final RegisteredServiceProvider<Economy> economyProvider = Bukkit.getServicesManager().getRegistration(Economy.class);
+            if (economyProvider != null) {
+                vault = (economyProvider.getProvider());
+            }
+        } catch (final Exception ignored) {
+        }
+        return vault != null;
+    }
 }

src/main/java/org/maxgamer/QuickShop/Listeners/BlockListener.java

@@ -22,102 +22,104 @@ import org.maxgamer.QuickShop.Shop.ShopAction;
 import org.maxgamer.QuickShop.Util.MsgUtil;
 import org.maxgamer.QuickShop.Util.Util;
 
+import pw.yumc.YumCore.bukkit.Log;
+
 public class BlockListener implements Listener {
-	private final QuickShop plugin;
+    private final QuickShop plugin;
 
-	public BlockListener(final QuickShop plugin) {
-		this.plugin = plugin;
-	}
+    public BlockListener(final QuickShop plugin) {
+        this.plugin = plugin;
+    }
 
-	/**
-	 * Removes chests when they're destroyed.
-	 */
-	@EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
-	public void onBreak(final BlockBreakEvent e) {
-		final Block b = e.getBlock();
-		final Player p = e.getPlayer();
-		// If the shop was a chest
-		if (b.getState() instanceof InventoryHolder) {
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop == null) {
-				return;
-			}
-			// If they're either survival or the owner, they can break it
-			final ItemStack pinh = p.getItemInHand();
-			if (p.getName().equals(shop.getOwner()) || p.getGameMode() == GameMode.SURVIVAL || pinh == null || pinh.getType() == plugin.getConfigManager().getSuperItem()) {
-				// Cancel their current menu... Doesnt cancel other's menu's.
-				final Info action = plugin.getShopManager().getActions().get(p.getName());
-				if (action != null) {
-					action.setAction(ShopAction.CANCELLED);
-				}
-				shop.delete();
-				p.sendMessage(MsgUtil.p("success-removed-shop"));
-			} else {
-				e.setCancelled(true);
-				p.sendMessage(MsgUtil.p("no-creative-break"));
-				return;
-			}
-		} else if (b.getType() == Material.WALL_SIGN) {
-			final Shop shop = getShopNextTo(b.getLocation());
-			if (shop == null) {
-				return;
-			} else {
-				e.setCancelled(true);
-			}
-		}
-	}
+    /**
+     * Removes chests when they're destroyed.
+     */
+    @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
+    public void onBreak(final BlockBreakEvent e) {
+        final Block b = e.getBlock();
+        final Player p = e.getPlayer();
+        // If the shop was a chest
+        if (b.getState() instanceof InventoryHolder) {
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop == null) { return; }
+            // If they're either survival or the owner, they can break it
+            final ItemStack pinh = p.getItemInHand();
+            if (p.getName().equals(shop.getOwner()) || p.getGameMode() == GameMode.SURVIVAL || pinh == null || pinh.getType() == plugin.getConfigManager().getSuperItem()) {
+                // Cancel their current menu... Doesnt cancel other's menu's.
+                final Info action = plugin.getShopManager().getActions().get(p.getName());
+                if (action != null) {
+                    action.setAction(ShopAction.CANCELLED);
+                }
+                shop.delete();
+                p.sendMessage(MsgUtil.p("success-removed-shop"));
+            } else {
+                e.setCancelled(true);
+                p.sendMessage(MsgUtil.p("no-creative-break"));
+            }
+        } else if (b.getType() == Material.WALL_SIGN) {
+            final Shop shop = getShopNextTo(b.getLocation());
+            if (shop == null) { return; }
+            e.setCancelled(true);
+        }
+    }
 
-	/**
-	 * Handles shops breaking through explosions
-	 */
-	@EventHandler(priority = EventPriority.HIGHEST)
-	public void onExplode(final EntityExplodeEvent e) {
-		if (e.isCancelled()) {
-			return;
-		}
-		for (int i = 0; i < e.blockList().size(); i++) {
-			final Block b = e.blockList().get(i);
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null) {
-				shop.delete();
-			}
-		}
-	}
+    /**
+     * Handles shops breaking through explosions
+     */
+    @EventHandler(priority = EventPriority.HIGHEST)
+    public void onExplode(final EntityExplodeEvent e) {
+        if (e.isCancelled()) { return; }
+        for (int i = 0; i < e.blockList().size(); i++) {
+            Block b = e.blockList().get(i);
+            if (b.getType() == Material.WALL_SIGN) {
+                b = Util.getAttached(b);
+            }
+            if (b != null) {
+                final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+                if (shop != null) {
+                    shop.delete();
+                }
+            }
+        }
+    }
 
-	/**
-	 * Listens for chest placement, so a doublechest shop can't be created.
-	 */
-	@EventHandler(ignoreCancelled = true)
-	public void onPlace(final BlockPlaceEvent e) {
-		if (e.isCancelled()) {
-			return;
-		}
-		final BlockState bs = e.getBlock().getState();
-		if (bs instanceof DoubleChest == false) {
-			return;
-		}
-		final Block b = e.getBlock();
-		final Player p = e.getPlayer();
-		final Block chest = Util.getSecondHalf(b);
-		if (chest != null && plugin.getShopManager().getShop(chest.getLocation()) != null && !p.hasPermission("quickshop.create.double")) {
-			e.setCancelled(true);
-			p.sendMessage(MsgUtil.p("no-double-chests"));
-		}
-	}
+    /**
+     * Listens for chest placement, so a doublechest shop can't be created.
+     */
+    @EventHandler(ignoreCancelled = true)
+    public void onPlace(final BlockPlaceEvent e) {
+        if (e.isCancelled()) { return; }
+        final BlockState bs = e.getBlock().getState();
+        final Block b = e.getBlock();
+        final Player p = e.getPlayer();
+        final Block chest = Util.getSecondHalf(b);
+        if (chest != null) {
+            Shop shop = plugin.getShopManager().getShop(chest.getLocation());
+            if (shop != null) {
+                if (!p.getName().equals(shop.getOwner())) {
+                    e.setCancelled(true);
+                    p.sendMessage(MsgUtil.p("no-double-chests"));
+                    return;
+                }
+                if (!p.hasPermission("quickshop.create.double")) {
+                    e.setCancelled(true);
+                    p.sendMessage(MsgUtil.p("no-double-chests"));
+                }
+            }
+        }
+    }
 
-	/**
-	 * Gets the shop a sign is attached to
-	 *
-	 * @param loc
-	 *            The location of the sign
-	 * @return The shop
-	 */
-	private Shop getShopNextTo(final Location loc) {
-		final Block b = Util.getAttached(loc.getBlock());
-		// Util.getAttached(b)
-		if (b == null) {
-			return null;
-		}
-		return plugin.getShopManager().getShop(b.getLocation());
-	}
+    /**
+     * Gets the shop a sign is attached to
+     *
+     * @param loc
+     *            The location of the sign
+     * @return The shop
+     */
+    private Shop getShopNextTo(final Location loc) {
+        final Block b = Util.getAttached(loc.getBlock());
+        // Util.getAttached(b)
+        if (b == null) { return null; }
+        return plugin.getShopManager().getShop(b.getLocation());
+    }
 }

src/main/java/org/maxgamer/QuickShop/Listeners/ChatListener.java

@@ -12,18 +12,18 @@ import org.maxgamer.QuickShop.QuickShop;
  *
  */
 public class ChatListener implements Listener {
-	QuickShop plugin;
+    QuickShop plugin;
 
-	public ChatListener(final QuickShop plugin) {
-		this.plugin = plugin;
-	}
+    public ChatListener(final QuickShop plugin) {
+        this.plugin = plugin;
+    }
 
-	@EventHandler(priority = EventPriority.LOWEST)
-	public void onChat(final AsyncPlayerChatEvent e) {
-		if (!plugin.getShopManager().getActions().containsKey(e.getPlayer().getName())) {
-			return;
-		}
-		plugin.getShopManager().handleChat(e.getPlayer(), e.getMessage());
-		e.setCancelled(true);
-	}
+    @EventHandler(priority = EventPriority.LOWEST)
+    public void onChat(final AsyncPlayerChatEvent e) {
+        if (!plugin.getShopManager().getActions().containsKey(e.getPlayer().getName())) {
+            return;
+        }
+        plugin.getShopManager().handleChat(e.getPlayer(), e.getMessage());
+        e.setCancelled(true);
+    }
 }

src/main/java/org/maxgamer/QuickShop/Listeners/ChunkListener.java

@@ -12,34 +12,29 @@ import org.bukkit.event.world.ChunkUnloadEvent;
 import org.maxgamer.QuickShop.QuickShop;
 import org.maxgamer.QuickShop.Shop.Shop;
 
+import pw.yumc.YumCore.bukkit.P;
+
 public class ChunkListener implements Listener {
-	private QuickShop plugin;
+    private QuickShop plugin = P.getPlugin();
 
-	public ChunkListener(QuickShop plugin) {
-		this.plugin = plugin;
-	}
+    @EventHandler(priority = EventPriority.HIGHEST)
+    public void onChunkLoad(ChunkLoadEvent e) {
+        Chunk c = e.getChunk();
+        if (plugin.getShopManager().getShops() == null) return;
+        HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(c);
+        if (inChunk == null) return;
+        for (Shop shop : inChunk.values()) {
+            shop.onLoad();
+        }
+    }
 
-	@EventHandler(priority = EventPriority.HIGHEST)
-	public void onChunkLoad(ChunkLoadEvent e) {
-		Chunk c = e.getChunk();
-		if (plugin.getShopManager().getShops() == null)
-			return;
-		HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(c);
-		if (inChunk == null)
-			return;
-		for (Shop shop : inChunk.values()) {
-			shop.onLoad();
-		}
-	}
-
-	@EventHandler(priority = EventPriority.HIGHEST)
-	public void onChunkUnload(ChunkUnloadEvent e) {
-		Chunk c = e.getChunk();
-		HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(c);
-		if (inChunk == null)
-			return;
-		for (Shop shop : inChunk.values()) {
-			shop.onUnload();
-		}
-	}
+    @EventHandler(priority = EventPriority.HIGHEST)
+    public void onChunkUnload(ChunkUnloadEvent e) {
+        Chunk c = e.getChunk();
+        HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(c);
+        if (inChunk == null) return;
+        for (Shop shop : inChunk.values()) {
+            shop.onUnload();
+        }
+    }
 }

src/main/java/org/maxgamer/QuickShop/Listeners/LockListener.java

@@ -1,5 +1,8 @@
 package org.maxgamer.QuickShop.Listeners;
 
+import java.util.ArrayList;
+import java.util.List;
+
 import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.entity.Player;
@@ -17,135 +20,136 @@ import org.maxgamer.QuickShop.Util.MsgUtil;
 import org.maxgamer.QuickShop.Util.Util;
 
 public class LockListener implements Listener {
-	private final QuickShop plugin;
+    private final QuickShop plugin;
 
-	public LockListener(final QuickShop plugin) {
-		this.plugin = plugin;
-	}
+    public LockListener(final QuickShop plugin) {
+        this.plugin = plugin;
+    }
 
-	/**
-	 * Removes chests when they're destroyed.
-	 */
-	@EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-	public void onBreak(final BlockBreakEvent e) {
-		Block b = e.getBlock();
-		final Player p = e.getPlayer();
-		// If the chest was a chest
-		if (Util.canBeShop(b)) {
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop == null) {
-				return; // Wasn't a shop
-			}
-			// If they owned it or have bypass perms, they can destroy it
-			if (!shop.getOwner().equals(p.getName()) && !p.hasPermission("quickshop.other.destroy")) {
-				e.setCancelled(true);
-				p.sendMessage(MsgUtil.p("no-permission"));
-				return;
-			}
-		} else if (b.getType() == Material.WALL_SIGN) {
-			b = Util.getAttached(b);
-			if (b == null) {
-				return;
-			}
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop == null) {
-				return;
-			} else {
-				e.setCancelled(true);
-			}
-		}
-	}
+    /**
+     * Removes chests when they're destroyed.
+     */
+    @EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
+    public void onBreak(final BlockBreakEvent e) {
+        Block b = e.getBlock();
+        final Player p = e.getPlayer();
+        // If the chest was a chest
+        if (Util.canBeShop(b)) {
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop == null) { return; // Wasn't a shop
+            }
+            // If they owned it or have bypass perms, they can destroy it
+            if (!shop.getOwner().equals(p.getName()) && !p.hasPermission("quickshop.other.destroy")) {
+                e.setCancelled(true);
+                p.sendMessage(MsgUtil.p("no-permission"));
+            }
+        } else if (b.getType() == Material.WALL_SIGN) {
+            b = Util.getAttached(b);
+            if (b == null) { return; }
+            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop == null) { return; }
+            e.setCancelled(true);
+        }
+    }
 
-	@EventHandler(ignoreCancelled = true)
-	public void onClick(final PlayerInteractEvent e) {
-		Block b = e.getClickedBlock();
-		final Player p = e.getPlayer();
-		if (e.getAction() != Action.RIGHT_CLICK_BLOCK) {
-			return; // Didn't right click it, we dont care.
-		}
-		if (!Util.canBeShop(b)) {
-			return; // Interacted with air
-		}
-		Shop shop = plugin.getShopManager().getShop(b.getLocation());
-		// Make sure they're not using the non-shop half of a double chest.
-		if (shop == null) {
-			b = Util.getSecondHalf(b);
-			if (b == null) {
-				return;
-			}
-			shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop == null) {
-				return;
-			}
-		}
-		if (!shop.getOwner().equals(p.getName())) {
-			if (p.hasPermission("quickshop.other.open")) {
-				p.sendMessage(MsgUtil.p("bypassing-lock"));
-				return;
-			}
-			p.sendMessage(MsgUtil.p("that-is-locked"));
-			e.setCancelled(true);
-			return;
-		}
-	}
+    @EventHandler(ignoreCancelled = true)
+    public void onClick(final PlayerInteractEvent e) {
+        Block b = e.getClickedBlock();
+        final Player p = e.getPlayer();
+        if (e.getAction() != Action.RIGHT_CLICK_BLOCK) { return; // Didn't right click it, we dont care.
+        }
+        if (!Util.canBeShop(b)) { return; // Interacted with air
+        }
+        Shop shop = plugin.getShopManager().getShop(b.getLocation());
+        // Make sure they're not using the non-shop half of a double chest.
+        if (!hasSecondHalf(shop, b)) { return; }
+        if (shop != null && !p.getName().equals(shop.getOwner())) {
+            if (p.hasPermission("quickshop.other.open")) {
+                p.sendMessage(MsgUtil.p("bypassing-lock"));
+                return;
+            }
+            p.sendMessage(MsgUtil.p("that-is-locked"));
+            e.setCancelled(true);
+        }
+    }
 
-	/**
-	 * Handles shops breaking through explosions
-	 */
-	@EventHandler(priority = EventPriority.LOW)
-	public void onExplode(final EntityExplodeEvent e) {
-		if (e.isCancelled()) {
-			return;
-		}
-		for (int i = 0; i < e.blockList().size(); i++) {
-			final Block b = e.blockList().get(i);
-			final Shop shop = plugin.getShopManager().getShop(b.getLocation());
-			if (shop != null) {
-				// ToDo: Shouldn't I be decrementing 1 here? Concurrency and
-				// all..
-				e.blockList().remove(b);
-			}
-		}
-	}
+    public boolean hasSecondHalf(Shop shop, Block b) {
+        if (shop == null) {
+            b = Util.getSecondHalf(b);
+            if (b == null) { return false; }
+            shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop == null) { return false; }
+        }
+        return true;
+    }
 
-	/**
-	 * Handles hopper placement
-	 */
-	@EventHandler(priority = EventPriority.LOW)
-	public void onPlace(final BlockPlaceEvent e) {
-		final Block b = e.getBlock();
-		try {
-			if (b.getType() != Material.HOPPER) {
-				return;
-			}
-		} catch (final NoSuchFieldError er) {
-			return; // Your server doesn't have hoppers
-		}
-		Block c = e.getBlockAgainst();
-		if (Util.canBeShop(c) == false) {
-			return;
-		}
-		final Player p = e.getPlayer();
-		Shop shop = plugin.getShopManager().getShop(c.getLocation());
-		if (shop == null) {
-			c = Util.getSecondHalf(c);
-			if (c == null) {
-				return; // You didn't place a hopper on a shop. Meh.
-			} else {
-				shop = plugin.getShopManager().getShop(c.getLocation());
-			}
-			if (shop == null) {
-				return;
-			}
-		}
-		if (p.getName().equals(shop.getOwner()) == false) {
-			if (p.hasPermission("quickshop.other.open")) {
-				p.sendMessage(MsgUtil.p("bypassing-lock"));
-				return;
-			}
-			p.sendMessage(MsgUtil.p("that-is-locked"));
-			e.setCancelled(true);
-			return;
-		}
-	}
+    /**
+     * Handles shops breaking through explosions
+     */
+    @EventHandler(priority = EventPriority.LOW)
+    public void onExplode(final EntityExplodeEvent e) {
+        if (e.isCancelled()) { return; }
+        List<Block> removed = new ArrayList<>();
+        for (int i = 0; i < e.blockList().size(); i++) {
+            Block b = e.blockList().get(i);
+            Shop shop = plugin.getShopManager().getShop(b.getLocation());
+            if (shop != null) {
+                removed.add(b);
+            } else if (b.getType() == Material.WALL_SIGN) {
+                Block s = Util.getAttached(b);
+                if (s != null) {
+                    shop = plugin.getShopManager().getShop(s.getLocation());
+                    if (shop != null) {
+                        removed.add(b);
+                    }
+                }
+            }
+        }
+        e.blockList().removeAll(removed);
+        //        for (int i = 0; i < e.blockList().size(); i++) {
+        //            Block b = e.blockList().get(i);
+        //            if (b.getType() == Material.WALL_SIGN) {
+        //                Block s = Util.getAttached(b);
+        //                if (s != null) {
+        //                    final Shop shop = plugin.getShopManager().getShop(s.getLocation());
+        //                    if (shop != null) {
+        //                        // ToDo: Shouldn't I be decrementing 1 here? Concurrency and all..
+        //                        e.blockList().remove(b);
+        //                        e.blockList().remove(s);
+        //                    }
+        //                }
+        //            }
+        //            final Shop shop = plugin.getShopManager().getShop(b.getLocation());
+        //            if (shop != null) {
+        //                // ToDo: Shouldn't I be decrementing 1 here? Concurrency and all..
+        //                e.blockList().remove(b);
+        //            }
+        //        }
+    }
+
+    /**
+     * Handles hopper placement
+     */
+    @EventHandler(priority = EventPriority.LOW)
+    public void onPlace(final BlockPlaceEvent e) {
+        final Block b = e.getBlock();
+        try {
+            if (b.getType() != Material.HOPPER) { return; }
+        } catch (final NoSuchFieldError er) {
+            return; // Your server doesn't have hoppers
+        }
+        Block c = e.getBlockAgainst();
+        if (!Util.canBeShop(c)) { return; }
+        final Player p = e.getPlayer();
+        Shop shop = plugin.getShopManager().getShop(c.getLocation());
+        if (!hasSecondHalf(shop, b)) { return; }
+        if (!p.getName().equals(shop.getOwner())) {
+            if (p.hasPermission("quickshop.other.open")) {
+                p.sendMessage(MsgUtil.p("bypassing-lock"));
+                return;
+            }
+            p.sendMessage(MsgUtil.p("that-is-locked"));
+            e.setCancelled(true);
+        }
+    }
 }

src/main/java/org/maxgamer/QuickShop/Listeners/PlayerListener.java

@@ -16,7 +16,6 @@ import org.bukkit.event.player.PlayerInteractEvent;
 import org.bukkit.event.player.PlayerJoinEvent;
 import org.bukkit.event.player.PlayerMoveEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
-import org.bukkit.event.player.PlayerTeleportEvent;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.util.BlockIterator;
@@ -29,171 +28,159 @@ import org.maxgamer.QuickShop.Util.MsgUtil;
 import org.maxgamer.QuickShop.Util.Util;
 
 public class PlayerListener implements Listener {
-	private final QuickShop plugin;
+    private final QuickShop plugin;
 
-	public PlayerListener(final QuickShop plugin) {
-		this.plugin = plugin;
-	}
+    public PlayerListener(final QuickShop plugin) {
+        this.plugin = plugin;
+    }
 
-	@SuppressWarnings("deprecation")
-	/**
-	 * Handles players left clicking a chest. Left click a NORMAL chest with
-	 * item : Send creation menu Left click a SHOP chest : Send purchase menu
-	 */
-	@EventHandler(priority = EventPriority.MONITOR)
-	public void onClick(final PlayerInteractEvent e) {
-		final Block b = e.getClickedBlock();
-		final Player p = e.getPlayer();
-		if (e.getAction() != Action.LEFT_CLICK_BLOCK || (e.getMaterial() == plugin.getConfigManager().getSuperItem() && b.getType() == Material.WALL_SIGN)) {
-			return;
-		}
-		final Location loc = b.getLocation();
-		final ItemStack item = e.getItem();
-		// Get the shop
-		Shop shop = plugin.getShopManager().getShop(loc);
-		// If that wasn't a shop, search nearby shops
-		if (shop == null && b.getType() == Material.WALL_SIGN) {
-			final Block attached = Util.getAttached(b);
-			if (attached != null) {
-				shop = plugin.getShopManager().getShop(attached.getLocation());
-			}
-		}
-		// Purchase handling
-		if (shop != null && p.hasPermission("quickshop.use") && (plugin.getConfigManager().isSneakTrade() == p.isSneaking())) {
-			shop.onClick();
-			// Text menu
-			MsgUtil.sendShopInfo(p, shop);
-			if (!plugin.getConfigManager().isEnableMagicLib() && !shop.getOwner().equalsIgnoreCase(p.getName()) && b.getType() == Material.WALL_SIGN) {
-				final Inventory in = Bukkit.createInventory(null, 9, plugin.getConfigManager().getGuiTitle());
-				in.setItem(4, shop.getItem());
-				p.openInventory(in);
-			}
-			if (shop.isSelling()) {
-				p.sendMessage(MsgUtil.p("how-many-buy"));
-			} else {
-				final int items = Util.countItems(p.getInventory(), shop.getItem());
-				p.sendMessage(MsgUtil.p("how-many-sell", items));
-			}
-			// Add the new action
-			final HashMap<String, Info> actions = plugin.getShopManager().getActions();
-			final Info info = new Info(shop.getLocation(), ShopAction.BUY, null, null, shop);
-			actions.put(p.getName(), info);
-			return;
-		}
-		// Handles creating shops
-		else if (shop == null && item != null && item.getType() != Material.AIR && p.hasPermission("quickshop.create.sell") && Util.canBeShop(b) && p.getGameMode() != GameMode.CREATIVE
-				&& (plugin.getConfigManager().isSneakCreate() == p.isSneaking())) {
-			if (!plugin.getShopManager().canBuildShop(p, b, e.getBlockFace())) {
-				// As of the new checking system, most plugins will tell the
-				// player why they can't create a shop there.
-				// So telling them a message would cause spam etc.
-				return;
-			}
-			if (Util.getSecondHalf(b) != null && !p.hasPermission("quickshop.create.double")) {
-				p.sendMessage(MsgUtil.p("no-double-chests"));
-				return;
-			}
-			if (Util.isBlacklisted(item.getType()) && !p.hasPermission("quickshop.bypass." + item.getTypeId())) {
-				p.sendMessage(MsgUtil.p("blacklisted-item"));
-				return;
-			}
-			// Finds out where the sign should be placed for the shop
-			Block last = null;
-			final Location from = p.getLocation().clone();
-			from.setY(b.getY());
-			from.setPitch(0);
-			final BlockIterator bIt = new BlockIterator(from, 0, 7);
-			while (bIt.hasNext()) {
-				final Block n = bIt.next();
-				if (n.equals(b)) {
-					break;
-				}
-				last = n;
-			}
-			// Send creation menu.
-			final Info info = new Info(b.getLocation(), ShopAction.CREATE, e.getItem(), last);
-			plugin.getShopManager().getActions().put(p.getName(), info);
-			p.sendMessage(MsgUtil.p("how-much-to-trade-for", Util.getName(info.getItem())));
-		}
-	}
+    /**
+     * Handles players left clicking a chest. Left click a NORMAL chest with
+     * item : Send creation menu Left click a SHOP chest : Send purchase menu
+     */
+    @EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
+    public void onClick(final PlayerInteractEvent e) {
+        final Block b = e.getClickedBlock();
+        final Player p = e.getPlayer();
+        if (e.getAction() != Action.LEFT_CLICK_BLOCK || p.getGameMode() == GameMode.CREATIVE) { return; }
+        final Location loc = b.getLocation();
+        final ItemStack item = e.getItem();
+        // Get the shop
+        Shop shop = plugin.getShopManager().getShop(loc);
+        // If that wasn't a shop, search nearby shops
+        if (shop == null && b.getType() == Material.WALL_SIGN) {
+            final Block attached = Util.getAttached(b);
+            if (attached != null) {
+                shop = plugin.getShopManager().getShop(attached.getLocation());
+            }
+        }
+        // Purchase handling
+        if (shop != null && p.hasPermission("quickshop.use") && (plugin.getConfigManager().isSneakTrade() == p.isSneaking())) {
+            shop.onClick();
+            // Text menu
+            MsgUtil.sendShopInfo(p, shop);
+            if (!plugin.getConfigManager().isEnableMagicLib() && b.getType() == Material.WALL_SIGN) {
+                final Inventory in = Bukkit.createInventory(null, 9, plugin.getConfigManager().getGuiTitle());
+                in.setItem(4, shop.getItem());
+                p.openInventory(in);
+            }
+            // Add the new action
+            final HashMap<String, Info> actions = plugin.getShopManager().getActions();
+            final Info info = new Info(shop.getLocation(), ShopAction.BUY, null, null, shop);
+            actions.put(p.getName(), info);
+        }
+        // Handles creating shops
+        else if (shop == null && item != null && item.getType() != Material.AIR && p.hasPermission("quickshop.create.sell") && Util.canBeShop(b) && p.getGameMode() != GameMode.CREATIVE
+                && (plugin.getConfigManager().isSneakCreate() == p.isSneaking())) {
+            if (!plugin.getShopManager().canBuildShop(p, b, e.getBlockFace())) {
+                // As of the new checking system, most plugins will tell the
+                // player why they can't create a shop there.
+                // So telling them a message would cause spam etc.
+                return;
+            }
+            if (Util.getSecondHalf(b) != null && !p.hasPermission("quickshop.create.double")) {
+                p.sendMessage(MsgUtil.p("no-double-chests"));
+                return;
+            }
+            if (Util.isBlacklisted(item.getType()) && !p.hasPermission("quickshop.bypass." + item.getTypeId())) {
+                p.sendMessage(MsgUtil.p("blacklisted-item"));
+                return;
+            }
+            // Finds out where the sign should be placed for the shop
+            Block last = null;
+            final Location from = p.getLocation().clone();
+            from.setY(b.getY());
+            from.setPitch(0);
+            final BlockIterator bIt = new BlockIterator(from, 0, 7);
+            while (bIt.hasNext()) {
+                final Block n = bIt.next();
+                if (n.equals(b)) {
+                    break;
+                }
+                last = n;
+            }
+            // Send creation menu.
+            final Info info = new Info(b.getLocation(), ShopAction.CREATE, e.getItem(), last);
+            plugin.getShopManager().getActions().put(p.getName(), info);
+            p.sendMessage(MsgUtil.p("how-much-to-trade-for", Util.getName(info.getItem())));
+        }
+    }
 
-	@EventHandler
-	public void onJoin(final PlayerJoinEvent e) {
-		// Notify the player any messages they were sent
-		Bukkit.getScheduler().runTaskLater(QuickShop.instance, new Runnable() {
-			@Override
-			public void run() {
-				MsgUtil.flush(e.getPlayer());
-			}
-		}, 60);
-	}
+    @EventHandler
+    public void onJoin(final PlayerJoinEvent e) {
+        // Notify the player any messages they were sent
+        Bukkit.getScheduler().runTaskLater(QuickShop.instance, new Runnable() {
+            @Override
+            public void run() {
+                MsgUtil.flush(e.getPlayer());
+            }
+        }, 60);
+    }
 
-	/**
-	 * Waits for a player to move too far from a shop, then cancels the menu.
-	 */
-	@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
-	public void onMove(final PlayerMoveEvent e) {
-		final Info info = plugin.getShopManager().getActions().get(e.getPlayer().getName());
-		if (info != null) {
-			final Player p = e.getPlayer();
-			final Location loc1 = info.getLocation();
-			final Location loc2 = p.getLocation();
-			if (loc1.getWorld() != loc2.getWorld() || loc1.distanceSquared(loc2) > 25) {
-				if (info.getAction() == ShopAction.CREATE) {
-					p.sendMessage(MsgUtil.p("shop-creation-cancelled"));
-				} else if (info.getAction() == ShopAction.BUY) {
-					p.sendMessage(MsgUtil.p("shop-purchase-cancelled"));
-				}
-				plugin.getShopManager().getActions().remove(p.getName());
-				return;
-			}
-		}
-	}
+    /**
+     * Waits for a player to move too far from a shop, then cancels the menu.
+     */
+    @EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
+    public void onMove(final PlayerMoveEvent e) {
+        final Info info = plugin.getShopManager().getActions().get(e.getPlayer().getName());
+        if (info != null) {
+            final Player p = e.getPlayer();
+            final Location loc1 = info.getLocation();
+            final Location loc2 = p.getLocation();
+            if (loc1.getWorld() != loc2.getWorld() || loc1.distanceSquared(loc2) > 25) {
+                if (info.getAction() == ShopAction.CREATE) {
+                    p.sendMessage(MsgUtil.p("shop-creation-cancelled"));
+                } else if (info.getAction() == ShopAction.BUY) {
+                    p.sendMessage(MsgUtil.p("shop-purchase-cancelled"));
+                }
+                plugin.getShopManager().getActions().remove(p.getName());
+            }
+        }
+    }
 
-	@EventHandler
-	public void onPlayerQuit(final PlayerQuitEvent e) {
-		// Remove them from the menu
-		plugin.getShopManager().getActions().remove(e.getPlayer().getName());
-	}
+    @EventHandler
+    public void onPlayerQuit(final PlayerQuitEvent e) {
+        // Remove them from the menu
+        plugin.getShopManager().getActions().remove(e.getPlayer().getName());
+    }
 
-	@EventHandler(priority = EventPriority.MONITOR)
-	public void onSuperItemClick(final PlayerInteractEvent e) {
-		final Player p = e.getPlayer();
-		if (p.getGameMode() != GameMode.SURVIVAL || e.getMaterial() != plugin.getConfigManager().getSuperItem()) {
-			return;
-		}
-		final Block b = e.getClickedBlock();
-		// If that wasn't a shop, search nearby shops
-		if (b.getType() == Material.WALL_SIGN) {
-			final Block attached = Util.getAttached(b);
-			final Shop shop = attached == null ? null : plugin.getShopManager().getShop(attached.getLocation());
-			if (shop != null) {
-				if (e.getAction() == Action.RIGHT_CLICK_BLOCK) {
-					if (p.hasPermission("quickshop.unlimited")) {
-						shop.setUnlimited(!shop.isUnlimited());
-						p.sendMessage(MsgUtil.p("command.toggle-unlimited", (shop.isUnlimited() ? "§e无限模式" : "§c有限模式")));
-						return;
-					}
-				} else {
-					if (shop.getShopType() == ShopType.BUYING && p.hasPermission("quickshop.create.sell")) {
-						shop.setShopType(ShopType.SELLING);
-						p.sendMessage(MsgUtil.p("command.now-selling", shop.getDataName()));
-						return;
-					} else if (shop.getShopType() == ShopType.SELLING && p.hasPermission("quickshop.create.buy")) {
-						shop.setShopType(ShopType.BUYING);
-						p.sendMessage(MsgUtil.p("command.now-buying", shop.getDataName()));
-						return;
-					}
-				}
-				shop.setSignText();
-				shop.update();
-			}
-		}
-	}
-
-	@EventHandler(ignoreCancelled = true)
-	public void onTeleport(final PlayerTeleportEvent e) {
-		final PlayerMoveEvent me = new PlayerMoveEvent(e.getPlayer(), e.getFrom(), e.getTo());
-		onMove(me);
-	}
+    @EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
+    public void onSuperItemClick(final PlayerInteractEvent e) {
+        final Player p = e.getPlayer();
+        if (p.getGameMode() != GameMode.SURVIVAL || e.getMaterial() != plugin.getConfigManager().getSuperItem()) { return; }
+        final Block b = e.getClickedBlock();
+        if (b == null || b.getType() == null) { return; }
+        // If that wasn't a shop, search nearby shops
+        if (b.getType() == Material.WALL_SIGN) {
+            final Block attached = Util.getAttached(b);
+            final Shop shop = attached == null ? null : plugin.getShopManager().getShop(attached.getLocation());
+            if (shop != null) {
+                e.setCancelled(true);
+                final Location loc = shop.getLocation();
+                String shopmode = "";
+                if (e.getAction() == Action.RIGHT_CLICK_BLOCK) {
+                    if (p.hasPermission("quickshop.unlimited") && (shop.getOwner().equalsIgnoreCase(p.getName()) || p.isOp())) {
+                        shop.setUnlimited(!shop.isUnlimited());
+                        shopmode = shop.isUnlimited() ? "§e无限模式" : "§c有限模式";
+                        p.sendMessage(MsgUtil.p("command.toggle-unlimited", shopmode));
+                    }
+                } else {
+                    if (shop.getShopType() == ShopType.BUYING && p.hasPermission("quickshop.create.sell") && (shop.getOwner().equalsIgnoreCase(p.getName()) || p.isOp())) {
+                        shop.setShopType(ShopType.SELLING);
+                        p.sendMessage(MsgUtil.p("command.now-selling", shop.getDataName()));
+                        shopmode = "出售模式";
+                    } else if (shop.getShopType() == ShopType.SELLING && p.hasPermission("quickshop.create.buy") && (shop.getOwner().equalsIgnoreCase(p.getName()) || p.isOp())) {
+                        shop.setShopType(ShopType.BUYING);
+                        p.sendMessage(MsgUtil.p("command.now-buying", shop.getDataName()));
+                        shopmode = "收购模式";
+                    }
+                }
+                if (!shopmode.isEmpty()) {
+                    plugin.log(String.format("玩家: %s 将 %s(%s,%s,%s) 的商店切换为 %s !", p.getName(), loc.getWorld().getName(), loc.getX(), loc.getY(), loc.getZ(), shopmode));
+                }
+                shop.setSignText();
+                shop.update();
+            }
+        }
+    }
 }

src/main/java/org/maxgamer/QuickShop/Listeners/ProtectListener.java

@@ -17,108 +17,145 @@ import org.bukkit.event.player.PlayerPickupItemEvent;
 import org.bukkit.inventory.Inventory;
 import org.bukkit.inventory.InventoryHolder;
 import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.PlayerInventory;
 import org.maxgamer.QuickShop.QuickShop;
 import org.maxgamer.QuickShop.Shop.Shop;
 import org.maxgamer.QuickShop.Util.MarkUtil;
 
 public class ProtectListener implements Listener {
 
-	private final QuickShop plugin;
+    private final QuickShop plugin;
 
-	public ProtectListener(final QuickShop plugin) {
-		this.plugin = plugin;
-	}
+    public ProtectListener(final QuickShop plugin) {
+        this.plugin = plugin;
+    }
 
-	public Shop getShop(final Inventory inv) {
-		if (inv == null) {
-			return null;
-		}
-		InventoryHolder holder = inv.getHolder();
-		if (holder instanceof DoubleChest) {
-			holder = ((DoubleChest) holder).getLeftSide();
-		}
+    public Shop getShop(final Inventory inv) {
+        if (inv == null) {
+            return null;
+        }
+        InventoryHolder holder = inv.getHolder();
+        if (holder instanceof DoubleChest) {
+            holder = ((DoubleChest) holder).getLeftSide();
+        }
 
-		if (holder instanceof BlockState) {
-			final Block block = ((BlockState) holder).getBlock();
-			final Shop sp = plugin.getShopManager().getShop(block.getLocation());
-			if (sp != null) {
-				return sp;
-			}
-		}
-		return null;
-	}
+        if (holder instanceof BlockState) {
+            final Block block = ((BlockState) holder).getBlock();
+            final Shop sp = plugin.getShopManager().getShop(block.getLocation());
+            if (sp != null) {
+                return sp;
+            }
+        }
+        return null;
+    }
 
-	@EventHandler
-	public void onInvMove(final InventoryMoveItemEvent e) {
-		final ItemStack ci = e.getItem();
-		if (MarkUtil.hasMark(ci)) {
-			e.setCancelled(true);
-		}
+    @EventHandler
+    public void onInvMove(final InventoryMoveItemEvent e) {
+        final ItemStack ci = e.getItem();
+        if (MarkUtil.hasMark(ci)) {
+            e.setCancelled(true);
+        }
+        final Inventory src = e.getSource();
+        final Inventory me = e.getInitiator();
+        final Inventory des = e.getDestination();
+        final Shop srcshop = getShop(src);
+        final Shop meshop = getShop(me);
+        final Shop desshop = getShop(des);
+        if (srcshop != null && meshop == null || meshop != null && desshop == null || srcshop != null && srcshop.getOwner() != null && !srcshop.getOwner().equalsIgnoreCase(desshop.getOwner())) {
+            e.setCancelled(true);
+        }
+    }
 
-		final Inventory src = e.getSource();
-		final Inventory me = e.getInitiator();
-		final Inventory des = e.getDestination();
-		final Shop srcshop = getShop(src);
-		final Shop meshop = getShop(me);
-		final Shop desshop = getShop(des);
+    @EventHandler
+    public void onInvPickup(final InventoryPickupItemEvent e) {
+        if (!plugin.getConfigManager().isPreventHopper()) {
+            return;
+        }
+        final ItemStack ci = e.getItem().getItemStack();
+        if (MarkUtil.hasMark(ci)) {
+            e.setCancelled(true);
+        }
+    }
 
-		if ((srcshop != null && meshop == null) || (meshop != null && desshop == null) || (srcshop != null && desshop != null && srcshop.getOwner().equalsIgnoreCase(desshop.getOwner()))) {
-			e.setCancelled(true);
-		}
-	}
+    @EventHandler
+    public void onItemClick(final InventoryClickEvent e) {
+        final Player p = (Player) e.getWhoClicked();
+        final ItemStack ci = e.getCurrentItem();
+        final Inventory inv = e.getInventory();
+        final int solt = e.getSlot();
+        if (inv.getType() != InventoryType.PLAYER && inv.getType() != InventoryType.HOPPER) {
+            if (inv.getTitle() != null && inv.getTitle().equalsIgnoreCase(plugin.getConfigManager().getGuiTitle())) {
+                e.setCancelled(true);
+                p.closeInventory();
+            }
+            return;
+        }
+        try {
+            if (MarkUtil.hasMark(ci)) {
+                inv.setItem(solt, new ItemStack(Material.AIR));
+                sendWarning(p, ci, "§d§l获取");
+                p.closeInventory();
+            }
+        } catch (final Exception ignored) {
+        }
+    }
 
-	@EventHandler
-	public void onInvPickup(final InventoryPickupItemEvent e) {
-		if (!plugin.getConfigManager().isPreventHopper()) {
-			return;
-		}
-		final ItemStack ci = e.getItem().getItemStack();
-		if (MarkUtil.hasMark(ci)) {
-			e.setCancelled(true);
-		}
-	}
+    @EventHandler
+    public void onPlayerHandlerItem(final PlayerItemHeldEvent e) {
+        Bukkit.getScheduler().runTaskAsynchronously(plugin, new Runnable() {
+            @Override
+            public void run() {
+                final Player p = e.getPlayer();
+                final PlayerInventory inv = p.getInventory();
+                final ItemStack[] cis = inv.getArmorContents();
+                for (int i = 0; i < cis.length; i++) {
+                    final ItemStack itemStack = cis[i];
+                    if (MarkUtil.hasMark(itemStack)) {
+                        cis[i] = new ItemStack(Material.AIR);
+                        sendWarning(p, itemStack, "§e§l穿戴");
+                    }
+                }
+                inv.setArmorContents(cis);
+                final int newslot = e.getNewSlot();
+                final ItemStack newItem = inv.getItem(newslot);
+                if (MarkUtil.hasMark(newItem)) {
+                    inv.setItem(newslot, new ItemStack(Material.AIR));
+                    sendWarning(p, newItem, "§3§l使用");
+                }
+            }
+        });
+    }
 
-	@EventHandler
-	public void onItemClick(final InventoryClickEvent e) {
-		final Player p = (Player) e.getWhoClicked();
-		final ItemStack ci = e.getCurrentItem();
-		final Inventory inv = e.getInventory();
-		final int solt = e.getSlot();
-		if (inv.getType() != InventoryType.PLAYER && inv.getType() != InventoryType.HOPPER) {
-			if (inv.getTitle().equalsIgnoreCase(plugin.getConfigManager().getGuiTitle())) {
-				e.setCancelled(true);
-				p.closeInventory();
-			}
-			return;
-		}
-		try {
-			if (MarkUtil.hasMark(ci)) {
-				inv.setItem(solt, new ItemStack(Material.AIR));
-				Bukkit.broadcastMessage("§6[§b快捷商店§6] §4警告 " + p.getDisplayName() + " §c非法 §d§l获取 " + ci.getItemMeta().getDisplayName() + " §a已清理...");
-				p.closeInventory();
-			}
-		} catch (final Exception ex) {
-		}
-	}
+    @EventHandler
+    public void onPlayerPickup(final PlayerPickupItemEvent e) {
+        final ItemStack ci = e.getItem().getItemStack();
+        if (MarkUtil.hasMark(ci)) {
+            e.setCancelled(true);
+        }
+    }
 
-	@EventHandler
-	public void onPlayerHandlerItem(final PlayerItemHeldEvent e) {
-		final Player p = e.getPlayer();
-		final ItemStack[] cis = p.getInventory().getArmorContents();
-		for (final ItemStack itemStack : cis) {
-			if (MarkUtil.hasMark(itemStack)) {
-				Bukkit.broadcastMessage("§6[§b快捷商店§6] §4警告 " + p.getDisplayName() + " §c非法 §e§l穿戴 " + itemStack.getItemMeta().getDisplayName() + " §a已清理...");
-				itemStack.setType(Material.AIR);
-			}
-		}
-		p.getInventory().setArmorContents(cis);
-	}
+    private void clearIllegalItem(final Player player) {
+        plugin.getServer().getScheduler().runTaskAsynchronously(plugin, new Runnable() {
+            @Override
+            public void run() {
+                final Inventory inv = player.getInventory();
+                int clearnum = 0;
+                for (final ItemStack itemStack : inv) {
+                    if (MarkUtil.hasMark(itemStack)) {
+                        inv.remove(itemStack);
+                        clearnum++;
+                    }
+                }
+                if (clearnum != 0) {
+                    Bukkit.broadcastMessage(plugin.getConfigManager().getGuiTitle() + " §4提示 §d扫描完毕 §d已清理 §a" + player.getName() + " §c非法获取的物品 §4" + clearnum + " §c个物品...");
+                }
+            }
+        });
+    }
 
-	@EventHandler
-	public void onPlayerPickup(final PlayerPickupItemEvent e) {
-		final ItemStack ci = e.getItem().getItemStack();
-		if (MarkUtil.hasMark(ci)) {
-			e.setCancelled(true);
-		}
-	}
+    private void sendWarning(final Player p, final ItemStack ci, final String action) {
+        Bukkit.broadcastMessage(plugin.getConfigManager().getGuiTitle() + " §4警告 " + p.getDisplayName() + " §c非法 " + action + " " + ci.getItemMeta().getDisplayName());
+        Bukkit.broadcastMessage(plugin.getConfigManager().getGuiTitle() + " §4提示 §d系统 §d已清理 §a" + p.getName() + " §c非法获取的物品 §a并扫描玩家背包...");
+        clearIllegalItem(p);
+    }
 }

src/main/java/org/maxgamer/QuickShop/Listeners/WorldListener.java

@@ -1,8 +1,5 @@
 package org.maxgamer.QuickShop.Listeners;
 
-import java.util.HashMap;
-import java.util.Map.Entry;
-
 import org.bukkit.Chunk;
 import org.bukkit.Location;
 import org.bukkit.World;
@@ -14,71 +11,72 @@ import org.maxgamer.QuickShop.QuickShop;
 import org.maxgamer.QuickShop.Shop.Shop;
 import org.maxgamer.QuickShop.Shop.ShopChunk;
 
+import java.util.HashMap;
+import java.util.Map.Entry;
+
 public class WorldListener implements Listener {
-	QuickShop plugin;
+    QuickShop plugin;
 
-	public WorldListener(final QuickShop plugin) {
-		this.plugin = plugin;
-	}
+    public WorldListener(final QuickShop plugin) {
+        this.plugin = plugin;
+    }
 
-	@EventHandler
-	public void onWorldLoad(final WorldLoadEvent e) {
-		/*
-		 * *************************************
-		 * This listener fixes any broken world references. Such as hashmap
-		 * lookups will fail, because the World reference is different, but the
-		 * world value is the same.
-		 * *************************************
-		 */
-		final World world = e.getWorld();
-		// New world data
-		final HashMap<ShopChunk, HashMap<Location, Shop>> inWorld = new HashMap<ShopChunk, HashMap<Location, Shop>>(1);
-		// Old world data
-		final HashMap<ShopChunk, HashMap<Location, Shop>> oldInWorld = plugin.getShopManager().getShops(world.getName());
-		// Nothing in the old world, therefore we don't care. No locations to
-		// update.
-		if (oldInWorld == null) {
-			return;
-		}
-		for (final Entry<ShopChunk, HashMap<Location, Shop>> oldInChunk : oldInWorld.entrySet()) {
-			final HashMap<Location, Shop> inChunk = new HashMap<Location, Shop>(1);
-			// Put the new chunk were the old chunk was
-			inWorld.put(oldInChunk.getKey(), inChunk);
-			for (final Entry<Location, Shop> entry : oldInChunk.getValue().entrySet()) {
-				final Shop shop = entry.getValue();
-				shop.getLocation().setWorld(world);
-				inChunk.put(shop.getLocation(), shop);
-			}
-		}
-		// Done - Now we can store the new world dataz!
-		plugin.getShopManager().getShops().put(world.getName(), inWorld);
-		// This is a workaround, because I don't get parsed chunk events when a
-		// world first loads....
-		// So manually tell all of these shops they're loaded.
-		for (final Chunk chunk : world.getLoadedChunks()) {
-			final HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(chunk);
-			if (inChunk == null) {
-				continue;
-			}
-			for (final Shop shop : inChunk.values()) {
-				shop.onLoad();
-			}
-		}
-	}
+    @EventHandler
+    public void onWorldLoad(final WorldLoadEvent e) {
+        /*
+         * *************************************
+         * This listener fixes any broken world references. Such as hashmap
+         * lookups will fail, because the World reference is different, but the
+         * world value is the same.
+         * *************************************
+         */
+        final World world = e.getWorld();
+        // New world data
+        final HashMap<ShopChunk, HashMap<Location, Shop>> inWorld = new HashMap<>(1);
+        // Old world data
+        final HashMap<ShopChunk, HashMap<Location, Shop>> oldInWorld = plugin.getShopManager().getShops(world.getName());
+        // Nothing in the old world, therefore we don't care. No locations to
+        // update.
+        if (oldInWorld == null) { return; }
+        for (final Entry<ShopChunk, HashMap<Location, Shop>> oldInChunk : oldInWorld.entrySet()) {
+            final HashMap<Location, Shop> inChunk = new HashMap<>(1);
+            // Put the new chunk were the old chunk was
+            inWorld.put(oldInChunk.getKey(), inChunk);
+            for (final Entry<Location, Shop> entry : oldInChunk.getValue().entrySet()) {
+                final Shop shop = entry.getValue();
+                shop.getLocation().setWorld(world);
+                inChunk.put(shop.getLocation(), shop);
+            }
+        }
+        // Done - Now we can store the new world dataz!
+        plugin.getShopManager().getShops().put(world.getName(), inWorld);
+        // This is a workaround, because I don't get parsed chunk events when a
+        // world first loads....
+        // So manually tell all of these shops they're loaded.
+        for (final Chunk chunk : world.getLoadedChunks()) {
+            final HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(chunk);
+            if (inChunk == null) {
+                continue;
+            }
+            for (final Shop shop : inChunk.values()) {
+                shop.onLoad();
+            }
+        }
+    }
 
-	@EventHandler
-	public void onWorldUnload(final WorldUnloadEvent e) {
-		// This is a workaround, because I don't get parsed chunk events when a
-		// world unloads, I think...
-		// So manually tell all of these shops they're unloaded.
-		for (final Chunk chunk : e.getWorld().getLoadedChunks()) {
-			final HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(chunk);
-			if (inChunk == null) {
-				continue;
-			}
-			for (final Shop shop : inChunk.values()) {
-				shop.onUnload();
-			}
-		}
-	}
+    @EventHandler
+    public void onWorldUnload(final WorldUnloadEvent e) {
+        // This is a workaround, because I don't get parsed chunk events when a
+        // world unloads, I think...
+        // So manually tell all of these shops they're unloaded.
+        for (final Chunk chunk : e.getWorld().getLoadedChunks()) {
+            final HashMap<Location, Shop> inChunk = plugin.getShopManager().getShops(chunk);
+            if (inChunk == null) {
+                continue;
+            }
+            for (final Shop shop : inChunk.values()) {
+                shop.onUnload();
+            }
+        }
+    }
 }

src/main/java/org/maxgamer/QuickShop/Listeners/WowSuchCleanerListener.java

@@ -1,32 +1,37 @@
 package org.maxgamer.QuickShop.Listeners;
 
-import java.util.ArrayList;
-import java.util.List;
-
+import io.github.Cnly.WowSuchCleaner.WowSuchCleaner.ItemPreCleanEvent;
 import org.bukkit.entity.Item;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.inventory.ItemStack;
 import org.maxgamer.QuickShop.Util.MarkUtil;
 
-import io.github.Cnly.WowSuchCleaner.WowSuchCleaner.ItemPreCleanEvent;
+import java.util.ArrayList;
+import java.util.List;
 
 public class WowSuchCleanerListener implements Listener {
-	@EventHandler
-	public void onWSCClear(final ItemPreCleanEvent e) {
-		final List<Item> clearList = new ArrayList<Item>();
-		final List<ItemStack> aucList = new ArrayList<ItemStack>();
-		for (final Item item : e.getItemsToClean()) {
-			if (MarkUtil.hasMark(item.getItemStack())) {
-				clearList.add(item);
-			}
-		}
-		for (final ItemStack itemStack : e.getItemsToAuction()) {
-			if (MarkUtil.hasMark(itemStack)) {
-				aucList.add(itemStack);
-			}
-		}
-		e.getItemsToClean().removeAll(clearList);
-		e.getItemsToAuction().removeAll(aucList);
-	}
+    @EventHandler
+    public void onWSCClear(final ItemPreCleanEvent e) {
+        final List<Item> clearList = new ArrayList<>();
+        final List<ItemStack> aucList = new ArrayList<>();
+        final List<Item> cleanList = e.getItemsToClean();
+        final List<ItemStack> acList = e.getItemsToAuction();
+        if (cleanList != null) {
+            for (final Item item : cleanList) {
+                if (MarkUtil.hasMark(item.getItemStack())) {
+                    clearList.add(item);
+                }
+            }
+            e.getItemsToClean().removeAll(clearList);
+        }
+        if (acList != null) {
+            for (final ItemStack itemStack : acList) {
+                if (MarkUtil.hasMark(itemStack)) {
+                    aucList.add(itemStack);
+                }
+            }
+            e.getItemsToAuction().removeAll(aucList);
+        }
+    }
 }

src/main/java/org/maxgamer/QuickShop/QuickShop.java

@@ -13,6 +13,7 @@ import java.util.Map.Entry;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.Location;
+import org.bukkit.Material;
 import org.bukkit.World;
 import org.bukkit.configuration.ConfigurationSection;
 import org.bukkit.configuration.file.FileConfiguration;
@@ -25,7 +26,6 @@ import org.bukkit.plugin.java.JavaPlugin;
 import org.bukkit.scheduler.BukkitTask;
 import org.maxgamer.QuickShop.Command.QuickShopCommands;
 import org.maxgamer.QuickShop.Config.ConfigManager;
-import org.maxgamer.QuickShop.Config.ItemConfig;
 import org.maxgamer.QuickShop.Database.Database;
 import org.maxgamer.QuickShop.Database.DatabaseCore;
 import org.maxgamer.QuickShop.Database.DatabaseHelper;
@@ -48,309 +48,297 @@ import org.maxgamer.QuickShop.Shop.ShopManager;
 import org.maxgamer.QuickShop.Shop.ShopType;
 import org.maxgamer.QuickShop.Util.MsgUtil;
 import org.maxgamer.QuickShop.Util.Util;
-import org.maxgamer.QuickShop.Watcher.ItemWatcher;
 import org.maxgamer.QuickShop.Watcher.LogWatcher;
 
-import cn.citycraft.PluginHelper.config.FileConfig;
-import cn.citycraft.PluginHelper.utils.VersionChecker;
+import pw.yumc.YumCore.config.FileConfig;
+import pw.yumc.YumCore.global.L10N;
+import pw.yumc.YumCore.statistic.Statistics;
+import pw.yumc.YumCore.update.SubscribeTask;
 
 public class QuickShop extends JavaPlugin {
-	/** The active instance of QuickShop */
-	public static QuickShop instance;
-	/** The plugin default config */
-	public FileConfig config;
-	// private HeroChatListener heroChatListener;
-	// Listeners (These don't)
-	/** The Config Manager used to read config */
-	private ConfigManager configManager;
-	/** The database for storing all our data for persistence */
-	private Database database;
-	/** The economy we hook into for transactions */
-	private Economy economy;
-	private BukkitTask itemWatcherTask;
-	private LogWatcher logWatcher;
-	/** The Shop Manager used to store shops */
-	private ShopManager shopManager;
+    /** 初始化 QuickShop 的接口 */
+    public static QuickShop instance;
+    /** 插件的配置文件 */
+    public FileConfig config;
+    // private HeroChatListener heroChatListener;
+    // Listeners (These don't)
+    /** The Config Manager used to read config */
+    private ConfigManager configManager;
+    /** The database for storing all our data for persistence */
+    private Database database;
+    /** The economy we hook into for transactions */
+    private Economy economy;
+    public BukkitTask itemWatcherTask;
+    private LogWatcher logWatcher;
+    /** The Shop Manager used to store shops */
+    private ShopManager shopManager;
 
-	/**
-	 * Prints debug information if QuickShop is configured to do so.
-	 *
-	 * @param s
-	 *            The string to print.
-	 */
-	public void debug(final String s) {
-		if (!configManager.isDebug()) {
-			return;
-		}
-		this.getLogger().info(ChatColor.YELLOW + "[Debug] " + s);
-	}
+    /**
+     * Prints debug information if QuickShop is configured to do so.
+     *
+     * @param s
+     *            The string to print.
+     */
+    public void debug(final String s) {
+        if (!configManager.isDebug()) { return; }
+        this.getLogger().info(ChatColor.YELLOW + "[Debug] " + s);
+    }
 
-	@Override
-	public FileConfiguration getConfig() {
-		return config;
-	}
+    @Override
+    public FileConfiguration getConfig() {
+        return config;
+    }
 
-	public ConfigManager getConfigManager() {
-		return configManager;
-	}
+    public ConfigManager getConfigManager() {
+        return configManager;
+    }
 
-	/**
-	 * @return Returns the database handler for queries etc.
-	 */
-	public Database getDB() {
-		return this.database;
-	}
+    /**
+     * @return Returns the database handler for queries etc.
+     */
+    public Database getDB() {
+        return this.database;
+    }
 
-	/**
-	 * Returns the economy for moving currency around
-	 *
-	 * @return The economy for moving currency around
-	 */
-	public EconomyCore getEcon() {
-		return economy;
-	}
+    /**
+     * Returns the economy for moving currency around
+     *
+     * @return The economy for moving currency around
+     */
+    public EconomyCore getEcon() {
+        return economy;
+    }
 
-	/** The plugin metrics from Hidendra */
-	// public Metrics getMetrics(){ return metrics; }
-	public int getShopLimit(final Player p) {
-		int max = configManager.getLimitdefault();
-		for (final Entry<String, Integer> entry : configManager.getLimits().entrySet()) {
-			if (entry.getValue() > max && p.hasPermission(entry.getKey())) {
-				max = entry.getValue();
-			}
-		}
-		return max;
-	}
+    public int getShopLimit(final Player p) {
+        int max = configManager.getLimitdefault();
+        for (final Entry<String, Integer> entry : configManager.getLimits().entrySet()) {
+            if (entry.getValue() > max && p.hasPermission(entry.getKey())) {
+                max = entry.getValue();
+            }
+        }
+        return max;
+    }
 
-	/**
-	 * Returns the ShopManager. This is used for fetching, adding and removing
-	 * shops.
-	 *
-	 * @return The ShopManager.
-	 */
-	public ShopManager getShopManager() {
-		return this.shopManager;
-	}
+    /**
+     * Returns the ShopManager. This is used for fetching, adding and removing
+     * shops.
+     *
+     * @return The ShopManager.
+     */
+    public ShopManager getShopManager() {
+        return this.shopManager;
+    }
 
-	/**
-	 * Tries to load the economy and its core. If this fails, it will try to use
-	 * vault. If that fails, it will return false.
-	 *
-	 * @return true if successful, false if the core is invalid or is not found,
-	 *         and vault cannot be used.
-	 */
-	public boolean loadEcon() {
-		final EconomyCore core = new Economy_Vault();
-		if (!core.isValid()) {
-			// getLogger().severe("Economy is not valid!");
-			getLogger().warning("无法找到经济管理类插件...");
-			getLogger().warning("卸载插件!!!");
-			this.getPluginLoader().disablePlugin(this);
-			// if(econ.equals("Vault"))
-			// getLogger().severe("(Does Vault have an Economy to hook into?!)");
-			return false;
-		} else {
-			this.economy = new Economy(core);
-			return true;
-		}
-	}
+    /**
+     * Tries to load the economy and its core. If this fails, it will try to use
+     * vault. If that fails, it will return false.
+     *
+     * @return true if successful, false if the core is invalid or is not found,
+     *         and vault cannot be used.
+     */
+    public boolean loadEcon() {
+        final EconomyCore core = new Economy_Vault();
+        if (!core.isValid()) {
+            getLogger().warning("无法找到经济管理类插件...");
+            getLogger().warning("卸载插件!!!");
+            this.getPluginLoader().disablePlugin(this);
+            return false;
+        }
+        this.economy = new Economy(core);
+        return true;
+    }
 
-	/**
-	 * Logs the given string to qs.log, if QuickShop is configured to do so.
-	 *
-	 * @param s
-	 *            The string to log. It will be prefixed with the date and time.
-	 */
-	public void log(final String s) {
-		if (this.logWatcher == null) {
-			return;
-		}
-		final Date date = Calendar.getInstance().getTime();
-		final Timestamp time = new Timestamp(date.getTime());
-		this.logWatcher.add("[" + time.toString() + "] " + s);
-	}
+    public void loadShop() {
+        /* 从数据库载入商店信息到内存 */
+        int count = 0; // 商店个数
+        int unload = 0;
+        Connection con;
+        try {
+            getLogger().info("开始从数据库载入商店数据...");
+            con = database.getConnection();
+            final PreparedStatement ps = con.prepareStatement("SELECT * FROM shops");
+            final ResultSet rs = ps.executeQuery();
+            int errors = 0;
+            while (rs.next()) {
+                int x = 0;
+                int y = 0;
+                int z = 0;
+                String worldName = null;
+                try {
+                    x = rs.getInt("x");
+                    y = rs.getInt("y");
+                    z = rs.getInt("z");
+                    worldName = rs.getString("world");
+                    final World world = Bukkit.getWorld(worldName);
+                    final ItemStack item = Util.deserialize(rs.getString("itemConfig"));
+                    final String owner = rs.getString("owner");
+                    final double price = rs.getDouble("price");
+                    final Location loc = new Location(world, x, y, z);
+                    /* Skip invalid shops, if we know of any */
+                    if (world != null && loc.getChunk().isLoaded() && !(loc.getBlock().getState() instanceof InventoryHolder)) {
+                        getLogger().info("商店不是一个可存储的方块 坐标 " + rs.getString("world") + ", " + x + ", " + y + ", " + z + ". 删除...");
+                        database.execute("DELETE FROM shops WHERE x = ? AND y = ? and z = ? and world = ?", x, y, z, worldName);
+                        continue;
+                    }
+                    final int type = rs.getInt("type");
+                    final Shop shop = new ContainerShop(loc, price, item, owner);
+                    shop.setUnlimited(rs.getBoolean("unlimited"));
+                    shop.setShopType(ShopType.fromID(type));
+                    shopManager.loadShop(rs.getString("world"), shop);
+                    if (loc.getWorld() != null && loc.getChunk().isLoaded()) {
+                        shop.onLoad();
+                    }
+                    count++;
+                } catch (final IllegalStateException e) {
+                    unload++;
+                } catch (final Exception e) {
+                    errors++;
+                    e.printStackTrace();
+                    getLogger().warning("载入商店数据时发生错误! 商店位置: " + worldName + " (" + x + ", " + y + ", " + z + ")...");
+                    if (errors < 3) {
+                        getLogger().warning("删除错误的商店数据...");
+                        database.execute("DELETE FROM shops WHERE x = ? AND y = ? and z = ? and world = ?", x, y, z, worldName);
+                    } else {
+                        getLogger().warning("过多的错误数据 可能您的数据库文件已损坏! 请检查数据库文件!");
+                        e.printStackTrace();
+                        break;
+                    }
+                }
+            }
+        } catch (final SQLException e) {
+            getLogger().warning("无法载入商店数据...");
+            getLogger().warning("错误信息: " + e.getMessage());
+            e.printStackTrace();
+        }
+        getLogger().info("已载入 " + count + " 个商店 剩余 " + unload + " 个商店将在区块载入后加载...");
+    }
 
-	@Override
-	public void onDisable() {
-		if (itemWatcherTask != null) {
-			itemWatcherTask.cancel();
-		}
-		if (logWatcher != null) {
-			logWatcher.task.cancel();
-			logWatcher.close(); // Closes the file
-		}
-		/* Remove all display items, and any dupes we can find */
-		if (shopManager != null) {
-			shopManager.clear();
-		}
-		/* Empty the buffer */
-		if (database != null) {
-			database.close();
-		}
-		try {
-			this.database.getConnection().close();
-		} catch (final SQLException e) {
-		}
-		configManager.getWarnings().clear();
-	}
+    /**
+     * Logs the given string to qs.log, if QuickShop is configured to do so.
+     *
+     * @param s
+     *            The string to log. It will be prefixed with the date and time.
+     */
+    public void log(final String s) {
+        if (this.logWatcher == null) { return; }
+        final Date date = Calendar.getInstance().getTime();
+        final Timestamp time = new Timestamp(date.getTime());
+        this.logWatcher.add("[" + time.toString() + "] " + s);
+    }
 
-	@Override
-	public void onEnable() {
-		instance = this;
-		if (loadEcon() == false) {
-			return;
-		}
-		// Initialize Util
-		Util.initialize();
-		// Create the shop manager.
-		configManager = new ConfigManager(this);
-		shopManager = new ShopManager(this);
-		if (configManager.isLogAction()) {
-			// Logger Handler
-			this.logWatcher = new LogWatcher(this, new File(this.getDataFolder(), "qs.log"));
-			logWatcher.task = Bukkit.getScheduler().runTaskTimerAsynchronously(this, this.logWatcher, 150, 150);
-		}
-		if (configManager.isShopLock()) {
-			final LockListener ll = new LockListener(this);
-			getServer().getPluginManager().registerEvents(ll, this);
-		}
-		try {
-			final ConfigurationSection dbCfg = getConfig().getConfigurationSection("database");
-			DatabaseCore dbCore;
-			if (dbCfg.getBoolean("mysql")) {
-				getLogger().info("启用MySQL 开始连接数据库...");
-				// MySQL database - Required database be created first.
-				final String user = dbCfg.getString("user");
-				final String pass = dbCfg.getString("password");
-				final String host = dbCfg.getString("host");
-				final String port = dbCfg.getString("port");
-				final String database = dbCfg.getString("database");
-				dbCore = new MySQLCore(host, user, pass, database, port);
-			} else {
-				// SQLite database - Doing this handles file creation
-				dbCore = new SQLiteCore(new File(this.getDataFolder(), "shops.db"));
-			}
-			this.database = new Database(dbCore);
-			// Make the database up to date
-			DatabaseHelper.setup(getDB());
-		} catch (final Exception e) {
-			getLogger().warning("数据库连接错误或配置错误...");
-			getLogger().warning("错误信息: " + e.getMessage());
-			e.printStackTrace();
-			getLogger().warning("关闭插件!!!");
-			getServer().getPluginManager().disablePlugin(this);
-			return;
-		}
-		/* Load shops from database to memory */
-		int count = 0; // Shops count
-		int unload = 0;
-		Connection con;
-		try {
-			getLogger().info("从数据库载入商店数据...");
-			con = database.getConnection();
-			final PreparedStatement ps = con.prepareStatement("SELECT * FROM shops");
-			final ResultSet rs = ps.executeQuery();
-			int errors = 0;
-			while (rs.next()) {
-				int x = 0;
-				int y = 0;
-				int z = 0;
-				String worldName = null;
-				try {
-					x = rs.getInt("x");
-					y = rs.getInt("y");
-					z = rs.getInt("z");
-					worldName = rs.getString("world");
-					final World world = Bukkit.getWorld(worldName);
-					final ItemStack item = Util.deserialize(rs.getString("itemConfig"));
-					final String owner = rs.getString("owner");
-					final double price = rs.getDouble("price");
-					final Location loc = new Location(world, x, y, z);
-					/* Skip invalid shops, if we know of any */
-					if (world != null && loc.getChunk().isLoaded() && (loc.getBlock().getState() instanceof InventoryHolder) == false) {
-						getLogger().info("商店不是一个可存储的方块 坐标 " + rs.getString("world") + ", " + x + ", " + y + ", " + z + ". 删除...");
-						database.execute("DELETE FROM shops WHERE x = ? AND y = ? and z = ? and world = ?", x, y, z, worldName);
-						continue;
-					}
-					final int type = rs.getInt("type");
-					final Shop shop = new ContainerShop(loc, price, item, owner);
-					shop.setUnlimited(rs.getBoolean("unlimited"));
-					shop.setShopType(ShopType.fromID(type));
-					shopManager.loadShop(rs.getString("world"), shop);
-					if (loc.getWorld() != null && loc.getChunk().isLoaded()) {
-						shop.onLoad();
-					}
-					count++;
-				} catch (final IllegalStateException e) {
-					unload++;
-				} catch (final Exception e) {
-					errors++;
-					e.printStackTrace();
-					getLogger().warning("载入商店数据时发生错误! 商店位置: " + worldName + " (" + x + ", " + y + ", " + z + ")...");
-					if (errors < 3) {
-						getLogger().warning("删除错误的商店数据...");
-						database.execute("DELETE FROM shops WHERE x = ? AND y = ? and z = ? and world = ?", x, y, z, worldName);
-					} else {
-						getLogger().warning("过多的错误数据 可能您的数据库文件已损坏! 请检查数据库文件!");
-						e.printStackTrace();
-						break;
-					}
-				}
-			}
-		} catch (final SQLException e) {
-			getLogger().warning("无法载入商店数据...");
-			getLogger().warning("错误信息: " + e.getMessage());
-			e.printStackTrace();
-		}
-		getLogger().info("已载入 " + count + " 个商店 剩余 " + unload + " 个商店将在区块载入后加载...");
-		MsgUtil.loadTransactionMessages();
-		MsgUtil.clean();
-		// Register events
-		final PluginManager pm = this.getServer().getPluginManager();
-		final Plugin wsc = pm.getPlugin("WowSuchCleaner");
-		if (wsc != null && wsc.isEnabled()) {
-			getLogger().info("发现 WowSuchCleaner 插件 开启相关功能...");
-			try {
-				Class.forName("io.github.Cnly.WowSuchCleaner.WowSuchCleaner.ItemPreCleanEvent");
-				pm.registerEvents(new WowSuchCleanerListener(), this);
-			} catch (final ClassNotFoundException e) {
-				getLogger().info("WowSuchCleaner 版本过低 可能造成悬浮物上架...");
-			}
-		}
-		pm.registerEvents(new BlockListener(this), this);
-		pm.registerEvents(new PlayerListener(this), this);
-		pm.registerEvents(new WorldListener(this), this);
-		pm.registerEvents(new ProtectListener(this), this);
-		pm.registerEvents(new ChatListener(this), this);
-		if (configManager.isDisplay()) {
-			Bukkit.getServer().getPluginManager().registerEvents(new ChunkListener(this), this);
-			// Display item handler thread
-			getLogger().info("开启商店检查以及悬浮物刷新线程...");
-			final ItemWatcher itemWatcher = new ItemWatcher(this);
-			itemWatcherTask = Bukkit.getScheduler().runTaskTimer(this, itemWatcher, 20, 1800);
-		}
+    @Override
+    public void onDisable() {
+        if (itemWatcherTask != null) {
+            itemWatcherTask.cancel();
+        }
+        if (logWatcher != null) {
+            logWatcher.task.cancel();
+            logWatcher.close(); // Closes the file
+        }
+        /* Remove all display items, and any dupes we can find */
+        if (shopManager != null) {
+            shopManager.clear();
+        }
+        /* Empty the buffer */
+        if (database != null) {
+            database.close();
+            try {
+                database.getConnection().close();
+            } catch (final SQLException ignored) {
+            }
+        }
+        if (configManager != null) {
+            configManager.getWarnings().clear();
+        }
+    }
 
-		// Command handlers
-		final QuickShopCommands commandExecutor = new QuickShopCommands(this);
-		getCommand("qs").setExecutor(commandExecutor);
-		if (configManager.getFindDistance() > 100) {
-			getLogger().warning("商店查找半径过大 可能导致服务器Lag! 推荐使用低于 100 的配置!");
-		}
-		this.getLogger().info("载入完成! 版本: " + this.getDescription().getVersion() + " 重制 by 喵♂呜");
-		new VersionChecker(this);
-	}
+    @Override
+    public void onEnable() {
+        if (!loadEcon()) { return; }
+        Util.initialize();
+        // Create the shop manager.
+        shopManager = new ShopManager(this);
+        configManager = new ConfigManager(this);
+        // Initialize Util
+        if (configManager.isLogAction()) {
+            // Logger Handler
+            this.logWatcher = new LogWatcher(this, new File(this.getDataFolder(), "qs.log"));
+            logWatcher.task = Bukkit.getScheduler().runTaskTimerAsynchronously(this, this.logWatcher, 150, 150);
+        }
+        if (configManager.isShopLock()) {
+            final LockListener ll = new LockListener(this);
+            getServer().getPluginManager().registerEvents(ll, this);
+        }
+        try {
+            final ConfigurationSection dbCfg = getConfig().getConfigurationSection("database");
+            DatabaseCore dbCore;
+            if (dbCfg != null && dbCfg.getBoolean("mysql")) {
+                getLogger().info("启用MySQL 开始连接数据库...");
+                // MySQL database - Required database be created first.
+                final String user = dbCfg.getString("user");
+                final String pass = dbCfg.getString("password");
+                final String host = dbCfg.getString("host");
+                final String port = dbCfg.getString("port");
+                final String database = dbCfg.getString("database");
+                dbCore = new MySQLCore(host, user, pass, database, port);
+            } else {
+                // SQLite database - Doing this handles file creation
+                dbCore = new SQLiteCore(new File(this.getDataFolder(), "shops.db"));
+            }
+            this.database = new Database(dbCore);
+            // Make the database up to date
+            DatabaseHelper.setup(getDB());
+        } catch (final Exception e) {
+            getLogger().warning("数据库连接错误或配置错误...");
+            getLogger().warning("错误信息: " + e.getMessage());
+            e.printStackTrace();
+            getLogger().warning("关闭插件!!!");
+            getServer().getPluginManager().disablePlugin(this);
+            return;
+        }
+        loadShop();
+        MsgUtil.loadTransactionMessages();
+        MsgUtil.clean();
+        // Register events
+        final PluginManager pm = this.getServer().getPluginManager();
+        final Plugin wsc = pm.getPlugin("WowSuchCleaner");
+        if (wsc != null && wsc.isEnabled()) {
+            getLogger().info("发现 WowSuchCleaner 插件 开启相关功能...");
+            try {
+                Class.forName("io.github.Cnly.WowSuchCleaner.WowSuchCleaner.ItemPreCleanEvent");
+                pm.registerEvents(new WowSuchCleanerListener(), this);
+            } catch (final ClassNotFoundException e) {
+                getLogger().info("WowSuchCleaner 版本过低 可能造成悬浮物上架...");
+            }
+        }
+        pm.registerEvents(new BlockListener(this), this);
+        pm.registerEvents(new PlayerListener(this), this);
+        pm.registerEvents(new WorldListener(this), this);
+        pm.registerEvents(new ProtectListener(this), this);
+        pm.registerEvents(new ChatListener(this), this);
+        // Command handlers
+        new QuickShopCommands();
 
-	@Override
-	public void onLoad() {
-		config = new FileConfig(this);
-		ItemConfig.load(this);
-		MsgUtil.init(this);
-	}
+        if (configManager.getFindDistance() > 100) {
+            getLogger().warning("商店查找半径过大 可能导致服务器Lag! 推荐使用低于 100 的配置!");
+        }
+        this.getLogger().info("载入完成! 版本: " + this.getDescription().getVersion() + " 重制 by 喵♂呜");
+        new Statistics();
+        new SubscribeTask();
+    }
 
-	/** Reloads QuickShops config */
-	@Override
-	public void reloadConfig() {
-		config.reload();
-		ItemConfig.reload();
-	}
+    @Override
+    public void onLoad() {
+        instance = this;
+        config = new FileConfig();
+        MsgUtil.init(this);
+        L10N.getItemName(new ItemStack(Material.AIR));
+    }
+
+    /** Reloads QuickShops config */
+    @Override
+    public void reloadConfig() {
+        config.reload();
+        L10N.reload();
+    }
 }

src/main/java/org/maxgamer/QuickShop/Shop/DisplayItem.java

@@ -1,114 +0,0 @@
-package org.maxgamer.QuickShop.Shop;
-
-import org.bukkit.Chunk;
-import org.bukkit.Location;
-import org.bukkit.entity.Entity;
-import org.bukkit.entity.Item;
-import org.bukkit.inventory.ItemStack;
-import org.bukkit.util.Vector;
-import org.maxgamer.QuickShop.Util.NMS;
-
-/**
- * @author Netherfoam A display item, that spawns a block above the chest and
- *         cannot be interacted with.
- */
-public class DisplayItem {
-	private final ItemStack iStack;
-	private Item item;
-	private final Shop shop;
-
-	// private Location displayLoc;
-	/**
-	 * Creates a new display item.
-	 *
-	 * @param shop
-	 *            The shop (See Shop)
-	 * @param iStack
-	 *            The item stack to clone properties of the display item from.
-	 */
-	public DisplayItem(final Shop shop, final ItemStack iStack) {
-		this.shop = shop;
-		this.iStack = iStack.clone();
-		// this.displayLoc = shop.getLocation().clone().add(0.5, 1.2, 0.5);
-	}
-
-	/**
-	 * @return Returns the exact location of the display item. (1 above shop
-	 *         block, in the center)
-	 */
-	public Location getDisplayLocation() {
-		return this.shop.getLocation().clone().add(0.5, 1.2, 0.5);
-	}
-
-	/**
-	 * Returns the reference to this shops item. Do not modify.
-	 */
-	public Item getItem() {
-		return this.item;
-	}
-
-	/**
-	 * Removes the display item.
-	 */
-	public void remove() {
-		if (this.item == null) {
-			return;
-		}
-		this.item.remove();
-	}
-
-	/**
-	 * Removes all items floating ontop of the chest that aren't the display
-	 * item.
-	 */
-	public boolean removeDupe() {
-		if (shop.getLocation().getWorld() == null) {
-			return false;
-		}
-		final Location displayLoc = shop.getLocation().getBlock().getRelative(0, 1, 0).getLocation();
-		boolean removed = false;
-		final Chunk c = displayLoc.getChunk();
-		for (final Entity e : c.getEntities()) {
-			if (!(e instanceof Item)) {
-				continue;
-			}
-			if (this.item != null && e.getEntityId() == this.item.getEntityId()) {
-				continue;
-			}
-			final Location eLoc = e.getLocation().getBlock().getLocation();
-			if (eLoc.equals(displayLoc) || eLoc.equals(shop.getLocation())) {
-				final ItemStack near = ((Item) e).getItemStack();
-				// if its the same its a dupe
-				if (this.shop.matches(near)) {
-					e.remove();
-					removed = true;
-				}
-			}
-		}
-		return removed;
-	}
-
-	/**
-	 * Spawns the new display item. Does not remove duplicate items.
-	 */
-	public void respawn() {
-		remove();
-		spawn();
-	}
-
-	/**
-	 * Spawns the dummy item on top of the shop.
-	 */
-	public void spawn() {
-		if (shop.getLocation().getWorld() == null) {
-			return;
-		}
-		final Location dispLoc = this.getDisplayLocation();
-		try {
-			this.item = shop.getLocation().getWorld().dropItem(dispLoc, this.iStack);
-			this.item.setVelocity(new Vector(0, 0.1, 0));
-			NMS.safeGuard(this.item);
-		} catch (final Exception e) {
-		}
-	}
-}

src/main/java/org/maxgamer/QuickShop/Shop/Info.java

@@ -5,94 +5,92 @@ import org.bukkit.block.Block;
 import org.bukkit.inventory.ItemStack;
 
 public class Info {
-	private Location loc;
-	private ShopAction action;
-	private ItemStack item;
-	private Block last;
-	private Shop shop;
+    private Location loc;
+    private ShopAction action;
+    private ItemStack item;
+    private Block last;
+    private Shop shop;
 
-	/**
-	 * Stores info for the players last shop interact.
-	 * 
-	 * @param loc
-	 *            The location they clicked (Block.getLocation())
-	 * @param action
-	 *            The action (ShopAction.*)
-	 * @param material
-	 *            The material they were holding
-	 * @param data
-	 *            The data value of the material
-	 */
-	public Info(Location loc, ShopAction action, ItemStack item, Block last) {
-		this.loc = loc;
-		this.action = action;
-		this.last = last;
-		if (item != null)
-			this.item = item.clone();
-	}
+    /**
+     * Stores info for the players last shop interact.
+     * 
+     * @param loc
+     *            The location they clicked (Block.getLocation())
+     * @param action
+     *            The action (ShopAction.*)
+     * @param item
+     *            The material they were holding
+     * @param last
+     *            The data value of the material
+     */
+    public Info(Location loc, ShopAction action, ItemStack item, Block last) {
+        this.loc = loc;
+        this.action = action;
+        this.last = last;
+        if (item != null)
+            this.item = item.clone();
+    }
 
-	/**
-	 * Stores info for the players last shop interact.
-	 * 
-	 * @param loc
-	 *            The location they clicked (Block.getLocation())
-	 * @param action
-	 *            The action (ShopAction.*)
-	 * @param material
-	 *            The material they were holding
-	 * @param data
-	 *            The data value of the material
-	 * @param shop
-	 *            The shop they interacted with, or null if none
-	 */
-	public Info(Location loc, ShopAction action, ItemStack item, Block last, Shop shop) {
-		this.loc = loc;
-		this.action = action;
-		this.last = last;
-		if (item != null)
-			this.item = item.clone();
-		if (shop != null) {
-			this.shop = shop.clone();
-		}
-	}
+    /**
+     * Stores info for the players last shop interact.
+     * 
+     * @param loc
+     *            The location they clicked (Block.getLocation())
+     * @param action
+     *            The action (ShopAction.*)
+     * @param item
+     *            The material they were holding
+     * @param last
+     *            The data value of the material
+     * @param shop
+     *            The shop they interacted with, or null if none
+     */
+    public Info(Location loc, ShopAction action, ItemStack item, Block last, Shop shop) {
+        this.loc = loc;
+        this.action = action;
+        this.last = last;
+        if (item != null)
+            this.item = item.clone();
+        if (shop != null) {
+            this.shop = shop.clone();
+        }
+    }
 
-	public boolean hasChanged(Shop shop) {
-		if (this.shop.isUnlimited() != shop.isUnlimited())
-			return true;
-		if (this.shop.getShopType() != shop.getShopType())
-			return true;
-		if (!this.shop.getOwner().equals(shop.getOwner()))
-			return true;
-		if (this.shop.getPrice() != shop.getPrice())
-			return true;
-		if (!this.shop.getLocation().equals(shop.getLocation()))
-			return true;
-		if (!this.shop.matches(shop.getItem()))
-			return true;
-		return false;
-	}
+    public boolean hasChanged(Shop shop) {
+        if (this.shop.isUnlimited() != shop.isUnlimited())
+            return true;
+        if (this.shop.getShopType() != shop.getShopType())
+            return true;
+        if (!this.shop.getOwner().equals(shop.getOwner()))
+            return true;
+        if (this.shop.getPrice() != shop.getPrice())
+            return true;
+        if (!this.shop.getLocation().equals(shop.getLocation()))
+            return true;
+        return !this.shop.matches(shop.getItem());
+    }
 
-	public ShopAction getAction() {
-		return this.action;
-	}
+    public ShopAction getAction() {
+        return this.action;
+    }
 
-	public Location getLocation() {
-		return this.loc;
-	}
+    public Location getLocation() {
+        return this.loc;
+    }
 
-	/*
-	 * public Material getMaterial(){ return this.item.getType(); } public byte
-	 * getData(){ return this.getData(); }
-	 */
-	public ItemStack getItem() {
-		return this.item;
-	}
+    /*
+     * public Material getMaterial(){ return this.item.getType(); } public byte
+     * getData(){ return this.getData(); }
+     */
+    public ItemStack getItem() {
+        return this.item;
+    }
 
-	public void setAction(ShopAction action) {
-		this.action = action;
-	}
+    public void setAction(ShopAction action) {
+        this.action = action;
+    }
 
-	public Block getSignBlock() {
-		return this.last;
-	}
+    public Block getSignBlock() {
+        return this.last;
+    }
 }

src/main/java/org/maxgamer/QuickShop/Shop/Item/DisplayItem.java

@@ -0,0 +1,121 @@
+package org.maxgamer.QuickShop.Shop.Item;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.InvocationTargetException;
+import java.util.Arrays;
+import java.util.List;
+
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.entity.Item;
+import org.bukkit.inventory.ItemStack;
+import org.maxgamer.QuickShop.QuickShop;
+import org.maxgamer.QuickShop.Listeners.ChunkListener;
+import org.maxgamer.QuickShop.Shop.ContainerShop;
+import org.maxgamer.QuickShop.Watcher.ItemWatcher;
+
+import pw.yumc.YumCore.bukkit.Log;
+import pw.yumc.YumCore.bukkit.P;
+import pw.yumc.YumCore.bukkit.compatible.C;
+
+/**
+ * @author Netherfoam A display item, that spawns a block above the chest and
+ *         cannot be interacted with.
+ */
+public abstract class DisplayItem {
+    private static QuickShop plugin = P.getPlugin();
+
+    private static Class<? extends DisplayItem> displayItemClass = NormalItem.class;
+
+    private static Constructor<? extends DisplayItem> constructor;
+
+    public static void init(boolean fakeItem) {
+        if (fakeItem) {
+            Log.i("启用虚拟悬浮物 尝试启动中...");
+            String nms = C.getNMSVersion();
+            Class<? extends DisplayItem> c = null;
+            switch (nms) {
+            case "v1_7_R4":
+                c = FakeItem_17.class;
+                break;
+            case "v1_8_R3":
+                c = FakeItem_18.class;
+                break;
+            case "v1_9_R1":
+            case "v1_9_R2":
+            case "v1_10_R1":
+            case "v1_11_R1":
+                c = FakeItem_19_111.class;
+                break;
+            }
+            if (c != null) {
+                FakeItem.register(plugin);
+                try {
+                    c.getConstructor(Location.class, ItemStack.class).newInstance(new Location(Bukkit.getWorlds().get(0), 0, 0, 0), new ItemStack(Material.STONE)).spawn();
+                    displayItemClass = c;
+                    Log.i("虚拟悬浮物功能测试正常(%s)...", c.getSimpleName());
+                } catch (Throwable e) {
+                    Log.d(e);
+                    Log.w("+=========================================");
+                    Log.w("| 警告: 启动虚拟物品失败 使用原版悬浮物品...");
+                    Log.w("+=========================================");
+                }
+            } else {
+                Log.i("没有可用的虚拟物品类 使用原版悬浮物品...");
+            }
+        }
+        try {
+            constructor = displayItemClass.getConstructor(Location.class, ItemStack.class);
+            if (displayItemClass == NormalItem.class) {
+                // Display item handler thread
+                Log.i("开启商店检查以及悬浮物刷新线程...");
+                final ItemWatcher itemWatcher = new ItemWatcher(plugin);
+                plugin.itemWatcherTask = Bukkit.getScheduler().runTaskTimer(plugin, itemWatcher, 20, 1800);
+            }
+        } catch (NoSuchMethodException ignored) {
+        }
+    }
+
+    public static DisplayItem create(final ContainerShop shop) {
+        if (plugin.getConfigManager().isDisplay()) try {
+            return constructor.newInstance(shop.getLocation(), shop.getItem());
+        } catch (InstantiationException | InvocationTargetException | IllegalAccessException ignored) {
+        }
+        return null;
+    }
+
+    /**
+     * 获得悬浮物地点
+     *
+     * @return 获得悬浮地点
+     */
+    public abstract Location getDisplayLocation();
+
+    /**
+     * @return {@link Item}
+     */
+    public abstract Item getItem();
+
+    /**
+     * 移除悬浮物
+     */
+    public abstract void remove();
+
+    /**
+     * 移除多余物品
+     *
+     * @return
+     */
+    public abstract boolean removeDupe();
+
+    /**
+     * 更新悬浮物
+     */
+    public abstract void respawn();
+
+    /**
+     * 刷出悬浮物
+     */
+    public abstract void spawn();
+}

src/main/java/org/maxgamer/QuickShop/Shop/Item/FakeItem.java

@@ -0,0 +1,207 @@
+package org.maxgamer.QuickShop.Shop.Item;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+
+import org.bukkit.Bukkit;
+import org.bukkit.Chunk;
+import org.bukkit.Location;
+import org.bukkit.entity.Item;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.PluginManager;
+
+import com.comphenix.protocol.PacketType;
+import com.comphenix.protocol.ProtocolLibrary;
+import com.comphenix.protocol.events.PacketAdapter;
+import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.events.PacketEvent;
+
+/**
+ * Minecraft 虚拟悬浮物品工具类 需要depend ProtocolLib 4.x
+ *
+ * @author 橙子(chengzi)
+ * @version 1.1.1
+ */
+public abstract class FakeItem extends DisplayItem {
+
+    private static Map<String, List<FakeItem>> fakes = new HashMap<>();
+    private static boolean registered = false;
+    private static int lastId = Integer.MAX_VALUE;
+
+    protected final ItemStack itemStack;
+    protected final Location location;
+    protected final int eid;
+    protected boolean created = false;
+
+    public FakeItem(Location loc, final ItemStack item) {
+        this.itemStack = item;
+        this.location = loc.clone().add(0.5, 1, 0.5);
+        this.eid = getFakeEntityId();
+    }
+
+    public static boolean isRegistered() {
+        return registered;
+    }
+
+    public static void register(final Plugin plugin) {
+        if (registered) { return; }
+        final PluginManager pm = Bukkit.getPluginManager();
+        final Plugin p = pm.getPlugin("ProtocolLib");
+        if (p != null) {
+            if (!p.isEnabled()) {
+                pm.enablePlugin(p);
+            }
+            if (!p.isEnabled()) { throw new IllegalStateException("前置插件ProtocolLib启动失败 请检查版本."); }
+        } else {
+            throw new IllegalStateException("服务器未找到前置插件ProtocolLib.");
+        }
+        final PacketAdapter chunkPacketListener = new PacketAdapter(plugin, PacketType.Play.Server.MAP_CHUNK) {
+            @Override
+            public void onPacketSending(final PacketEvent event) {
+                try {
+                    final PacketContainer packet = event.getPacket();
+                    final Player p = event.getPlayer();
+                    final int chunkX = packet.getIntegers().read(0);
+                    final int chunkZ = packet.getIntegers().read(1);
+                    final List<FakeItem> fakesInChunk = fakes.get(getChunkIdentifyString(p.getWorld().getChunkAt(chunkX, chunkZ)));
+                    sendChunkPacket(p, fakesInChunk);
+                } catch (final Exception ignored) {
+                }
+            }
+        };
+        final PacketAdapter chunkBulkPacketListener = new PacketAdapter(plugin, PacketType.Play.Server.MAP_CHUNK_BULK) {
+            @Override
+            public void onPacketSending(final PacketEvent event) {
+                try {
+                    final PacketContainer packet = event.getPacket();
+                    final Player p = event.getPlayer();
+                    final int[] chunksX = packet.getIntegerArrays().read(0);
+                    final int[] chunksZ = packet.getIntegerArrays().read(1);
+                    for (int i = 0; i < chunksX.length; i++) {
+                        final List<FakeItem> fakesInChunk = fakes.get(getChunkIdentifyString(p.getWorld().getChunkAt(chunksX[i], chunksZ[i])));
+                        sendChunkPacket(p, fakesInChunk);
+                    }
+                } catch (final Exception ignored) {
+                }
+            }
+        };
+        ProtocolLibrary.getProtocolManager().addPacketListener(chunkPacketListener);
+        ProtocolLibrary.getProtocolManager().addPacketListener(chunkBulkPacketListener);
+        registered = true;
+    }
+
+    private static void sendChunkPacket(Player p, List<FakeItem> fakesInChunk) throws InvocationTargetException {
+        if (fakesInChunk != null) {
+            for (final FakeItem fake : fakesInChunk) {
+                ProtocolLibrary.getProtocolManager().sendServerPacket(p, fake.getSpawnPacket());
+                ProtocolLibrary.getProtocolManager().sendServerPacket(p, fake.getVelocityPacket());
+                ProtocolLibrary.getProtocolManager().sendServerPacket(p, fake.getMetadataPacket());
+            }
+
+        }
+    }
+
+    private static String getChunkIdentifyString(final Chunk chunk) {
+        return chunk.getWorld().getName() + "@@" + chunk.getX() + "@@" + chunk.getZ();
+    }
+
+    private static int getFakeEntityId() {
+        return lastId--;
+    }
+
+    @Override
+    public Location getDisplayLocation() {
+        return location;
+    }
+
+    @Override
+    public Item getItem() {
+        return null;
+    }
+
+    @Override
+    public void remove() {
+        destory();
+    }
+
+    @Override
+    public boolean removeDupe() {
+        return true;
+    }
+
+    @Override
+    public void respawn() {
+        ProtocolLibrary.getProtocolManager().broadcastServerPacket(getDestoryPacket());
+        ProtocolLibrary.getProtocolManager().broadcastServerPacket(getSpawnPacket());
+        ProtocolLibrary.getProtocolManager().broadcastServerPacket(getVelocityPacket());
+        ProtocolLibrary.getProtocolManager().broadcastServerPacket(getMetadataPacket());
+    }
+
+    @Override
+    public void spawn() {
+        create();
+    }
+
+    private void create() {
+        if (!registered) { throw new IllegalStateException("You have to call the register method first."); }
+        if (created) { return; }
+        ProtocolLibrary.getProtocolManager().broadcastServerPacket(getSpawnPacket());
+        ProtocolLibrary.getProtocolManager().broadcastServerPacket(getVelocityPacket());
+        ProtocolLibrary.getProtocolManager().broadcastServerPacket(getMetadataPacket());
+
+        final String chunkId = getChunkIdentifyString(location.getChunk());
+        List<FakeItem> fakesInChunk = fakes.get(chunkId);
+        if (fakesInChunk == null) {
+            fakesInChunk = new ArrayList<>();
+        }
+        fakesInChunk.add(this);
+        fakes.put(chunkId, fakesInChunk);
+        created = true;
+    }
+
+    private void destory() {
+        if (!created) { return; }
+        ProtocolLibrary.getProtocolManager().broadcastServerPacket(getDestoryPacket());
+
+        final String chunkId = getChunkIdentifyString(location.getChunk());
+        final List<FakeItem> fakesInChunk = fakes.get(chunkId);
+        if (fakesInChunk == null) {
+            // NOTE: This is what should not happens if everything is correct.
+            created = false;
+            return;
+        }
+        fakesInChunk.remove(this);
+        fakes.put(chunkId, fakesInChunk);
+        created = false;
+    }
+
+    protected PacketContainer getDestoryPacket() {
+        final PacketContainer fakePacket = ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.ENTITY_DESTROY, true);
+        fakePacket.getIntegerArrays().write(0, new int[] { eid });
+        return fakePacket;
+    }
+
+    protected PacketContainer getVelocityPacket() {
+        final PacketContainer fakePacket = ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.ENTITY_VELOCITY);
+        fakePacket.getIntegers().write(0, eid);
+        return fakePacket;
+    }
+
+    protected PacketContainer getMetadataPacket() {
+        return setMetadataPacket(ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.ENTITY_METADATA));
+    }
+
+    protected abstract PacketContainer setMetadataPacket(PacketContainer fakePacket);
+
+    protected PacketContainer getSpawnPacket() {
+        return setSpawnPacket(ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.SPAWN_ENTITY));
+    }
+
+    protected abstract PacketContainer setSpawnPacket(PacketContainer fakePacket);
+}

src/main/java/org/maxgamer/QuickShop/Shop/Item/FakeItem_17.java

@@ -0,0 +1,56 @@
+package org.maxgamer.QuickShop.Shop.Item;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.bukkit.Location;
+import org.bukkit.inventory.ItemStack;
+
+import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.reflect.StructureModifier;
+import com.comphenix.protocol.wrappers.WrappedWatchableObject;
+
+/**
+ * Minecraft 虚拟悬浮物品工具类
+ * 需要depend ProtocolLib
+ *
+ * @author 橙子(chengzi)
+ * @version 1.0.1
+ */
+public class FakeItem_17 extends FakeItem {
+
+    public FakeItem_17(Location loc, final ItemStack item) {
+        super(loc, item);
+    }
+
+    @Override
+    protected PacketContainer setMetadataPacket(PacketContainer fakePacket) {
+        fakePacket.getIntegers().write(0, eid);
+        final WrappedWatchableObject itemMeta = new WrappedWatchableObject(10, itemStack);
+        final List<WrappedWatchableObject> entityMetaList = new ArrayList<>(1);
+        entityMetaList.add(itemMeta);
+        fakePacket.getWatchableCollectionModifier().write(0, entityMetaList);
+        return fakePacket;
+    }
+
+    @Override
+    protected PacketContainer setSpawnPacket(PacketContainer fakePacket) {
+        StructureModifier<Integer> is = fakePacket.getIntegers();
+        is.write(0, eid);
+        is.write(1, (int) location.getX());
+        is.write(2, (int) location.getY());
+        is.write(3, (int) location.getZ());
+        is.write(9, 2);
+        return fakePacket;
+    }
+
+    @Override
+    protected PacketContainer getVelocityPacket() {
+        PacketContainer packet = super.getVelocityPacket();
+        StructureModifier<Integer> pint = packet.getIntegers();
+        pint.write(1, 0);
+        pint.write(2, 0);
+        pint.write(3, 0);
+        return packet;
+    }
+}

src/main/java/org/maxgamer/QuickShop/Shop/Item/FakeItem_18.java

@@ -0,0 +1,31 @@
+package org.maxgamer.QuickShop.Shop.Item;
+
+import org.bukkit.Location;
+import org.bukkit.inventory.ItemStack;
+
+import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.reflect.StructureModifier;
+
+/**
+ * Minecraft 虚拟悬浮物品工具类
+ * 需要depend ProtocolLib
+ *
+ * @author 橙子(chengzi)
+ * @version 1.0.1
+ */
+public class FakeItem_18 extends FakeItem_17 {
+
+    public FakeItem_18(Location loc, final ItemStack item) {
+        super(loc, item);
+    }
+
+    @Override
+    protected PacketContainer setSpawnPacket(PacketContainer fakePacket) {
+        StructureModifier<Integer> is = fakePacket.getIntegers();
+        is.write(0, eid);
+        is.write(1, (int) location.getX() * 32);
+        is.write(2, (int) location.getY() * 32);
+        is.write(3, (int) location.getZ() * 32);
+        return fakePacket;
+    }
+}

src/main/java/org/maxgamer/QuickShop/Shop/Item/FakeItem_19_111.java

@@ -0,0 +1,52 @@
+package org.maxgamer.QuickShop.Shop.Item;
+
+import java.util.UUID;
+
+import org.bukkit.Location;
+import org.bukkit.inventory.ItemStack;
+
+import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.reflect.StructureModifier;
+import com.comphenix.protocol.wrappers.WrappedDataWatcher;
+import com.comphenix.protocol.wrappers.WrappedDataWatcher.Serializer;
+import com.comphenix.protocol.wrappers.WrappedDataWatcher.WrappedDataWatcherObject;
+import com.google.common.base.Optional;
+
+/**
+ * Minecraft 虚拟悬浮物品工具类
+ * 需要depend ProtocolLib 4.x
+ *
+ * @author 橙子(chengzi)
+ * @version 1.1.0
+ */
+public class FakeItem_19_111 extends FakeItem {
+    protected final UUID uuid;
+
+    public FakeItem_19_111(Location loc, final ItemStack item) {
+        super(loc, item);
+        uuid = UUID.randomUUID();
+    }
+
+    @Override
+    protected PacketContainer setMetadataPacket(PacketContainer fakePacket) {
+        fakePacket.getIntegers().write(0, eid);
+        final WrappedDataWatcher wr = new WrappedDataWatcher();
+        final Serializer serializer = WrappedDataWatcher.Registry.getItemStackSerializer(true);
+        final WrappedDataWatcherObject object = new WrappedDataWatcherObject(6, serializer);
+        wr.setObject(object, Optional.of(itemStack));
+        fakePacket.getWatchableCollectionModifier().write(0, wr.getWatchableObjects());
+        return fakePacket;
+    }
+
+    @Override
+    protected PacketContainer setSpawnPacket(PacketContainer fakePacket) {
+        StructureModifier<Object> mdf = fakePacket.getModifier();
+        mdf.write(0, eid);
+        mdf.write(1, uuid);
+        mdf.write(2, location.getX());
+        mdf.write(3, location.getY());
+        mdf.write(4, location.getZ());
+        mdf.write(10, 2);
+        return fakePacket;
+    }
+}

src/main/java/org/maxgamer/QuickShop/Shop/Item/NormalItem.java

@@ -0,0 +1,111 @@
+package org.maxgamer.QuickShop.Shop.Item;
+
+import org.bukkit.Chunk;
+import org.bukkit.Location;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.Item;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.util.Vector;
+import org.maxgamer.QuickShop.Shop.Shop;
+import org.maxgamer.QuickShop.Util.NMS;
+
+/**
+ * @author Netherfoam A display item, that spawns a block above the chest and
+ *         cannot be interacted with.
+ */
+public class NormalItem extends DisplayItem {
+    private final ItemStack iStack;
+    private Item item;
+    private final Location location;
+
+    // private Location displayLoc;
+    /**
+     * Creates a new display item.
+     *
+     * @param location
+     *            The shop (See Shop)
+     * @param iStack
+     *            The item stack to clone properties of the display item from.
+     */
+    public NormalItem(final Location location, final ItemStack iStack) {
+        this.location = location;
+        this.iStack = iStack.clone();
+        // this.displayLoc = location().clone().add(0.5, 1.2, 0.5);
+    }
+
+    /**
+     * @return Returns the exact location of the display item. (1 above shop
+     *         block, in the center)
+     */
+    @Override
+    public Location getDisplayLocation() {
+        return this.location.clone().add(0.5, 1.2, 0.5);
+    }
+
+    /**
+     * Returns the reference to this shops item. Do not modify.
+     */
+    @Override
+    public Item getItem() {
+        return this.item;
+    }
+
+    /**
+     * Removes the display item.
+     */
+    @Override
+    public void remove() {
+        if (this.item == null) { return; }
+        this.item.remove();
+    }
+
+    /**
+     * Removes all items floating ontop of the chest that aren't the display
+     * item.
+     */
+    @Override
+    public boolean removeDupe() {
+        if (location.getWorld() == null) { return false; }
+        final Location displayLoc = location.getBlock().getRelative(0, 1, 0).getLocation();
+        boolean removed = false;
+        final Chunk c = displayLoc.getChunk();
+        for (final Entity e : c.getEntities()) {
+            if (!(e instanceof Item)) {
+                continue;
+            }
+            if (this.item != null && e.getEntityId() == this.item.getEntityId()) {
+                continue;
+            }
+            final Location eLoc = e.getLocation().getBlock().getLocation();
+            if (eLoc.equals(displayLoc) || eLoc.equals(location)) {
+                e.remove();
+                removed = true;
+            }
+        }
+        return removed;
+    }
+
+    /**
+     * Spawns the new display item. Does not remove duplicate items.
+     */
+    @Override
+    public void respawn() {
+        remove();
+        spawn();
+    }
+
+    /**
+     * Spawns the dummy item on top of the shop.
+     */
+    @Override
+    public void spawn() {
+        if (location.getWorld() == null) { return; }
+        final Location dispLoc = this.getDisplayLocation();
+        try {
+            this.item = location.getWorld().dropItem(dispLoc, this.iStack);
+            this.item.setVelocity(new Vector(0, 0.1, 0));
+            NMS.safeGuard(this.item);
+        } catch (final Exception ignored) {
+        }
+    }
+}

src/main/java/org/maxgamer/QuickShop/Shop/Shop.java

@@ -8,70 +8,70 @@ import org.bukkit.block.Sign;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
 
-public abstract interface Shop {
-	public abstract void add(ItemStack paramItemStack, int paramInt);
+public interface Shop {
+    void add(ItemStack paramItemStack, int paramInt);
 
-	public abstract void buy(Player paramPlayer, int paramInt);
+    void buy(Player paramPlayer, int paramInt);
 
-	public abstract Shop clone();
+    Shop clone();
 
-	public abstract void delete();
+    void delete();
 
-	public abstract void delete(boolean paramBoolean);
+    void delete(boolean paramBoolean);
 
-	public abstract String getDataName();
+    String getDataName();
 
-	public abstract short getDurability();
+    short getDurability();
 
-	public abstract ItemStack getItem();
+    ItemStack getItem();
 
-	public abstract Location getLocation();
+    Location getLocation();
 
-	public abstract String getOwner();
+    String getOwner();
 
-	public abstract double getPrice();
+    double getPrice();
 
-	public abstract int getRemainingSpace();
+    int getRemainingSpace();
 
-	public abstract int getRemainingStock();
+    int getRemainingStock();
 
-	public abstract ShopType getShopType();
+    ShopType getShopType();
 
-	public abstract List<Sign> getSigns();
+    List<Sign> getSigns();
 
-	public abstract boolean isAttached(Block paramBlock);
+    boolean isAttached(Block paramBlock);
 
-	public abstract boolean isBuying();
+    boolean isBuying();
 
-	public abstract boolean isSelling();
+    boolean isSelling();
 
-	public abstract boolean isUnlimited();
+    boolean isUnlimited();
 
-	public abstract boolean isValid();
+    boolean isValid();
 
-	public abstract boolean matches(ItemStack paramItemStack);
+    boolean matches(ItemStack paramItemStack);
 
-	public abstract void onClick();
+    void onClick();
 
-	public abstract void onLoad();
+    void onLoad();
 
-	public abstract void onUnload();
+    void onUnload();
 
-	public abstract void remove(ItemStack paramItemStack, int paramInt);
+    void remove(ItemStack paramItemStack, int paramInt);
 
-	public abstract void sell(Player paramPlayer, int paramInt);
+    void sell(Player paramPlayer, int paramInt);
 
-	public abstract void setOwner(String paramString);
+    void setOwner(String paramString);
 
-	public abstract void setPrice(double paramDouble);
+    void setPrice(double paramDouble);
 
-	public abstract void setShopType(ShopType paramShopType);
+    void setShopType(ShopType paramShopType);
 
-	public abstract void setSignText();
+    void setSignText();
 
-	public abstract void setSignText(String[] paramArrayOfString);
+    void setSignText(String[] paramArrayOfString);
 
-	public abstract void setUnlimited(boolean paramBoolean);
+    void setUnlimited(boolean paramBoolean);
 
-	public abstract void update();
+    void update();
 }

src/main/java/org/maxgamer/QuickShop/Shop/ShopAction.java

@@ -1,5 +1,7 @@
 package org.maxgamer.QuickShop.Shop;
 
 public enum ShopAction {
-	BUY(), CREATE(), CANCELLED();
+    BUY(),
+    CREATE(),
+    CANCELLED()
 }

src/main/java/org/maxgamer/QuickShop/Shop/ShopChunk.java

@@ -1,44 +1,43 @@
 package org.maxgamer.QuickShop.Shop;
 
 public class ShopChunk {
-	private String world;
-	private int x;
-	private int z;
-	private int hash = 0;
+    private final String world;
+    private final int x;
+    private final int z;
+    private int hash = 0;
 
-	public ShopChunk(String world, int x, int z) {
-		this.world = world;
-		this.x = x;
-		this.z = z;
-		this.hash = this.x * this.z; 	// We don't need to use the world's hash,
-										// as these are seperated by world in
-										// memory
-	}
+    public ShopChunk(final String world, final int x, final int z) {
+        this.world = world;
+        this.x = x;
+        this.z = z;
+        this.hash = this.x * this.z; // We don't need to use the world's hash,
+                                     // as these are seperated by world in
+                                     // memory
+    }
 
-	public int getX() {
-		return this.x;
-	}
+    @Override
+    public boolean equals(final Object obj) {
+        if (obj.getClass() != this.getClass()) {
+            return false;
+        }
+        final ShopChunk shopChunk = (ShopChunk) obj;
+        return (this.getWorld().equals(shopChunk.getWorld()) && this.getX() == shopChunk.getX() && this.getZ() == shopChunk.getZ());
+    }
 
-	public int getZ() {
-		return this.z;
-	}
+    public String getWorld() {
+        return this.world;
+    }
 
-	public String getWorld() {
-		return this.world;
-	}
+    public int getX() {
+        return this.x;
+    }
 
-	@Override
-	public boolean equals(Object obj) {
-		if (obj.getClass() != this.getClass()) {
-			return false;
-		} else {
-			ShopChunk shopChunk = (ShopChunk) obj;
-			return (this.getWorld().equals(shopChunk.getWorld()) && this.getX() == shopChunk.getX() && this.getZ() == shopChunk.getZ());
-		}
-	}
+    public int getZ() {
+        return this.z;
+    }
 
-	@Override
-	public int hashCode() {
-		return hash;
-	}
+    @Override
+    public int hashCode() {
+        return hash;
+    }
 }

src/main/java/org/maxgamer/QuickShop/Shop/ShopCreateEvent.java

@@ -6,50 +6,50 @@ import org.bukkit.event.Event;
 import org.bukkit.event.HandlerList;
 
 public class ShopCreateEvent extends Event implements Cancellable {
-	private static final HandlerList handlers = new HandlerList();
-	private Shop shop;
-	private boolean cancelled;
-	private Player p;
+    private static final HandlerList handlers = new HandlerList();
+    private Shop shop;
+    private boolean cancelled;
+    private Player p;
 
-	public ShopCreateEvent(Shop shop, Player p) {
-		this.shop = shop;
-		this.p = p;
-	}
+    public ShopCreateEvent(Shop shop, Player p) {
+        this.shop = shop;
+        this.p = p;
+    }
 
-	/**
-	 * The shop to be created
-	 * 
-	 * @return The shop to be created
-	 */
-	public Shop getShop() {
-		return this.shop;
-	}
+    /**
+     * The shop to be created
+     * 
+     * @return The shop to be created
+     */
+    public Shop getShop() {
+        return this.shop;
+    }
 
-	/**
-	 * The player who is creating this shop
-	 * 
-	 * @return The player who is creating this shop
-	 */
-	public Player getPlayer() {
-		return p;
-	}
+    /**
+     * The player who is creating this shop
+     * 
+     * @return The player who is creating this shop
+     */
+    public Player getPlayer() {
+        return p;
+    }
 
-	@Override
-	public HandlerList getHandlers() {
-		return handlers;
-	}
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
 
-	public static HandlerList getHandlerList() {
-		return handlers;
-	}
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
 
-	@Override
-	public boolean isCancelled() {
-		return this.cancelled;
-	}
+    @Override
+    public boolean isCancelled() {
+        return this.cancelled;
+    }
 
-	@Override
-	public void setCancelled(boolean cancel) {
-		this.cancelled = cancel;
-	}
+    @Override
+    public void setCancelled(boolean cancel) {
+        this.cancelled = cancel;
+    }
 }

src/main/java/org/maxgamer/QuickShop/Shop/ShopPreCreateEvent.java

@@ -12,50 +12,50 @@ import org.bukkit.event.HandlerList;
  * much they wish to trade for.
  */
 public class ShopPreCreateEvent extends Event implements Cancellable {
-	private static final HandlerList handlers = new HandlerList();
-	private boolean cancelled;
-	private Player p;
-	private Location loc;
+    private static final HandlerList handlers = new HandlerList();
+    private boolean cancelled;
+    private Player p;
+    private Location loc;
 
-	public ShopPreCreateEvent(Player p, Location loc) {
-		this.loc = loc;
-		this.p = p;
-	}
+    public ShopPreCreateEvent(Player p, Location loc) {
+        this.loc = loc;
+        this.p = p;
+    }
 
-	/**
-	 * The location of the shop that will be created.
-	 * 
-	 * @return The location of the shop that will be created.
-	 */
-	public Location getLocation() {
-		return loc;
-	}
+    /**
+     * The location of the shop that will be created.
+     * 
+     * @return The location of the shop that will be created.
+     */
+    public Location getLocation() {
+        return loc;
+    }
 
-	/**
-	 * The player who is creating this shop
-	 * 
-	 * @return The player who is creating this shop
-	 */
-	public Player getPlayer() {
-		return p;
-	}
+    /**
+     * The player who is creating this shop
+     * 
+     * @return The player who is creating this shop
+     */
+    public Player getPlayer() {
+        return p;
+    }
 
-	@Override
-	public HandlerList getHandlers() {
-		return handlers;
-	}
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
 
-	public static HandlerList getHandlerList() {
-		return handlers;
-	}
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
 
-	@Override
-	public boolean isCancelled() {
-		return this.cancelled;
-	}
+    @Override
+    public boolean isCancelled() {
+        return this.cancelled;
+    }
 
-	@Override
-	public void setCancelled(boolean cancel) {
-		this.cancelled = cancel;
-	}
+    @Override
+    public void setCancelled(boolean cancel) {
+        this.cancelled = cancel;
+    }
 }

src/main/java/org/maxgamer/QuickShop/Shop/ShopPurchaseEvent.java

@@ -6,71 +6,71 @@ import org.bukkit.event.Event;
 import org.bukkit.event.HandlerList;
 
 public class ShopPurchaseEvent extends Event implements Cancellable {
-	private static final HandlerList handlers = new HandlerList();
-	private Shop shop;
-	private Player p;
-	private int amount;
-	private boolean cancelled;
+    private static final HandlerList handlers = new HandlerList();
+    private Shop shop;
+    private Player p;
+    private int amount;
+    private boolean cancelled;
 
-	/**
-	 * Builds a new shop purchase event
-	 * 
-	 * @param shop
-	 *            The shop bought from
-	 * @param p
-	 *            The player buying
-	 * @param amount
-	 *            The amount they're buying
-	 */
-	public ShopPurchaseEvent(Shop shop, Player p, int amount) {
-		this.shop = shop;
-		this.p = p;
-		this.amount = amount;
-	}
+    /**
+     * Builds a new shop purchase event
+     * 
+     * @param shop
+     *            The shop bought from
+     * @param p
+     *            The player buying
+     * @param amount
+     *            The amount they're buying
+     */
+    public ShopPurchaseEvent(Shop shop, Player p, int amount) {
+        this.shop = shop;
+        this.p = p;
+        this.amount = amount;
+    }
 
-	/**
-	 * The shop used in this event
-	 * 
-	 * @return The shop used in this event
-	 */
-	public Shop getShop() {
-		return this.shop;
-	}
+    /**
+     * The shop used in this event
+     * 
+     * @return The shop used in this event
+     */
+    public Shop getShop() {
+        return this.shop;
+    }
 
-	/**
-	 * The player trading with the shop
-	 * 
-	 * @return The player trading with the shop
-	 */
-	public Player getPlayer() {
-		return this.p;
-	}
+    /**
+     * The player trading with the shop
+     * 
+     * @return The player trading with the shop
+     */
+    public Player getPlayer() {
+        return this.p;
+    }
 
-	/**
-	 * The amount the purchase was for
-	 * 
-	 * @return The amount the purchase was for
-	 */
-	public int getAmount() {
-		return this.amount;
-	}
+    /**
+     * The amount the purchase was for
+     * 
+     * @return The amount the purchase was for
+     */
+    public int getAmount() {
+        return this.amount;
+    }
 
-	@Override
-	public HandlerList getHandlers() {
-		return handlers;
-	}
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
 
-	public static HandlerList getHandlerList() {
-		return handlers;
-	}
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
 
-	@Override
-	public boolean isCancelled() {
-		return this.cancelled;
-	}
+    @Override
+    public boolean isCancelled() {
+        return this.cancelled;
+    }
 
-	@Override
-	public void setCancelled(boolean cancel) {
-		this.cancelled = cancel;
-	}
+    @Override
+    public void setCancelled(boolean cancel) {
+        this.cancelled = cancel;
+    }
 }

src/main/java/org/maxgamer/QuickShop/Shop/ShopType.java

@@ -1,26 +1,28 @@
 package org.maxgamer.QuickShop.Shop;
 
 public enum ShopType {
-	SELLING(0), BUYING(1);
-	private int id;
-	private ShopType(int id){
-		this.id = id;
-	}
+    SELLING(0),
+    BUYING(1);
+    private int id;
 
-	public static ShopType fromID(int id) {
-		for(ShopType type:ShopType.values()){
-			if(type.id==id){
-				return type;
-			}
-		}
-		return null;
-	}
+    ShopType(int id) {
+        this.id = id;
+    }
 
-	public static int toID(ShopType shopType) {
-		return shopType.id;
-	}
+    public static ShopType fromID(int id) {
+        for (ShopType type : ShopType.values()) {
+            if (type.id == id) {
+                return type;
+            }
+        }
+        return null;
+    }
 
-	public int toID() {
-		return id;
-	}
+    public static int toID(ShopType shopType) {
+        return shopType.id;
+    }
+
+    public int toID() {
+        return id;
+    }
 }

src/main/java/org/maxgamer/QuickShop/Util/MarkUtil.java

@@ -4,20 +4,20 @@ import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.meta.ItemMeta;
 
 public class MarkUtil {
-	static String mark = "§q§s§6[§b快捷商店§6] §c悬浮物品§r ";
-	static int conut = 0;
+    static String mark = "§q§s§6[§b快捷商店§6] §c悬浮物品§r ";
+    static int conut = 0;
 
-	public static void addMark(final ItemStack ci) {
-		final ItemMeta meta = ci.getItemMeta();
-		meta.setDisplayName(mark + " " + Util.getName(ci) + " " + conut++);
-		ci.setItemMeta(meta);
-	}
+    public static void addMark(final ItemStack ci) {
+        final ItemMeta meta = ci.getItemMeta();
+        meta.setDisplayName(mark + " " + Util.getName(ci) + " " + conut++);
+        ci.setItemMeta(meta);
+    }
 
-	public static boolean hasMark(final ItemStack ci) {
-		try {
-			return ci.getItemMeta().getDisplayName().startsWith(mark);
-		} catch (final Exception e) {
-			return false;
-		}
-	}
+    public static boolean hasMark(final ItemStack ci) {
+        try {
+            return ci.getItemMeta().getDisplayName().startsWith(mark);
+        } catch (final Exception e) {
+            return false;
+        }
+    }
 }

src/main/java/org/maxgamer/QuickShop/Util/MsgUtil.java

@@ -13,184 +13,185 @@ import org.bukkit.inventory.ItemStack;
 import org.maxgamer.QuickShop.QuickShop;
 import org.maxgamer.QuickShop.Shop.Shop;
 
-import cn.citycraft.PluginHelper.config.FileConfig;
-import cn.citycraft.PluginHelper.tellraw.FancyMessage;
+import pw.yumc.YumCore.bukkit.Log;
+import pw.yumc.YumCore.config.FileConfig;
+import pw.yumc.YumCore.tellraw.Tellraw;
 
 public class MsgUtil {
-	private static FileConfig messages;
-	private static HashMap<String, LinkedList<String>> player_messages = new HashMap<String, LinkedList<String>>();
-	private static QuickShop plugin;
+    private static FileConfig messages;
+    private static HashMap<String, LinkedList<String>> player_messages = new HashMap<>();
+    private static QuickShop plugin;
 
-	/**
-	 * Deletes any messages that are older than a week in the database, to save
-	 * on space.
-	 */
-	public static void clean() {
-		plugin.getLogger().info("清理超过 一周 的 商店交易记录...");
-		// 604800,000 msec = 1 week.
-		final long weekAgo = System.currentTimeMillis() - 604800000;
-		plugin.getDB().execute("DELETE FROM messages WHERE time < ?", weekAgo);
-	}
+    /**
+     * Deletes any messages that are older than a week in the database, to save
+     * on space.
+     */
+    public static void clean() {
+        plugin.getLogger().info("清理超过 一周 的 商店交易记录...");
+        // 604800,000 msec = 1 week.
+        final long weekAgo = System.currentTimeMillis() - 604800000;
+        plugin.getDB().execute("DELETE FROM messages WHERE time < ?", weekAgo);
+    }
 
-	/**
-	 * Empties the queue of messages a player has and sends them to the player.
-	 *
-	 * @param p
-	 *            The player to message
-	 * @return true if success, false if the player is offline or null
-	 */
-	public static boolean flush(final OfflinePlayer p) {
-		if (p != null && p.isOnline()) {
-			final String pName = p.getName();
-			final LinkedList<String> msgs = player_messages.get(pName);
-			if (msgs != null) {
-				for (final String msg : msgs) {
-					p.getPlayer().sendMessage(msg);
-				}
-				plugin.getDB().execute("DELETE FROM messages WHERE owner = ?", pName);
-				msgs.clear();
-			}
-			return true;
-		}
-		return false;
-	}
+    /**
+     * Empties the queue of messages a player has and sends them to the player.
+     *
+     * @param p
+     *            The player to message
+     * @return true if success, false if the player is offline or null
+     */
+    public static void flush(final OfflinePlayer p) {
+        if (p != null && p.isOnline()) {
+            final String pName = p.getName();
+            final LinkedList<String> msgs = player_messages.get(pName);
+            if (msgs != null) {
+                for (final String msg : msgs) {
+                    p.getPlayer().sendMessage(msg);
+                }
+                plugin.getDB().execute("DELETE FROM messages WHERE owner = ?", pName);
+                msgs.clear();
+            }
+        }
+    }
 
-	public static void init(final QuickShop plugin) {
-		MsgUtil.plugin = plugin;
-		// Load messages.yml
-		messages = new FileConfig(plugin, "messages.yml");
-		// Parse colour codes
-		Util.parseColours(messages);
-	}
+    public static void init(final QuickShop plugin) {
+        MsgUtil.plugin = plugin;
+        // Load messages.yml
+        messages = new FileConfig("messages.yml");
+        // Parse colour codes
+        Util.parseColours(messages);
+    }
 
-	/**
-	 * loads all player purchase messages from the database.
-	 */
-	public static void loadTransactionMessages() {
-		player_messages.clear(); // Delete old messages
-		try {
-			final ResultSet rs = plugin.getDB().getConnection().prepareStatement("SELECT * FROM messages").executeQuery();
-			while (rs.next()) {
-				final String owner = rs.getString("owner");
-				final String message = rs.getString("message");
-				LinkedList<String> msgs = player_messages.get(owner);
-				if (msgs == null) {
-					msgs = new LinkedList<String>();
-					player_messages.put(owner, msgs);
-				}
-				msgs.add(message);
-			}
-		} catch (final SQLException e) {
-			e.printStackTrace();
-			System.out.println("无法从数据库获得玩家的交易记录 跳过...");
-		}
-	}
+    /**
+     * loads all player purchase messages from the database.
+     */
+    public static void loadTransactionMessages() {
+        player_messages.clear(); // Delete old messages
+        try {
+            final ResultSet rs = plugin.getDB().getConnection().prepareStatement("SELECT * FROM messages").executeQuery();
+            while (rs.next()) {
+                final String owner = rs.getString("owner");
+                final String message = rs.getString("message");
+                LinkedList<String> msgs = player_messages.computeIfAbsent(owner, k -> new LinkedList<>());
+                msgs.add(message);
+            }
+        } catch (final SQLException e) {
+            e.printStackTrace();
+            Log.d("无法从数据库获得玩家的交易记录 跳过...");
+        }
+    }
 
-	public static String p(final String loc, final Object... args) {
-		String raw = messages.getString(loc);
-		if (raw == null || raw.isEmpty()) {
-			return ChatColor.RED + "语言文件词条丢失: " + loc;
-		}
-		if (args == null) {
-			return raw;
-		}
-		for (int i = 0; i < args.length; i++) {
-			raw = raw.replace("{" + i + "}", args[i] == null ? "null" : args[i].toString());
-		}
-		return raw;
-	}
+    public static String p(final String loc, final Object... args) {
+        String raw = messages.getString(loc);
+        if (raw == null || raw.isEmpty()) { return ChatColor.RED + "语言文件词条丢失: " + loc; }
+        if (args == null) { return raw; }
+        for (int i = 0; i < args.length; i++) {
+            raw = raw.replace("{" + i + "}", args[i] == null ? "null" : args[i].toString());
+        }
+        return raw;
+    }
 
-	/**
-	 * @param player
-	 *            The name of the player to message
-	 * @param message
-	 *            The message to send them Sends the given player a message if
-	 *            they're online. Else, if they're not online, queues it for
-	 *            them in the database.
-	 */
-	public static void send(final String player, final String message) {
-		@SuppressWarnings("deprecation")
-		final OfflinePlayer p = Bukkit.getOfflinePlayer(player);
-		if (p == null || !p.isOnline()) {
-			LinkedList<String> msgs = player_messages.get(player);
-			if (msgs == null) {
-				msgs = new LinkedList<String>();
-				player_messages.put(player, msgs);
-			}
-			msgs.add(message);
-			final String q = "INSERT INTO messages (owner, message, time) VALUES (?, ?, ?)";
-			plugin.getDB().execute(q, player.toString(), message, System.currentTimeMillis());
-		} else {
-			p.getPlayer().sendMessage(message);
-		}
-	}
+    public static void reload() {
+        messages.reload();
+        Util.parseColours(messages);
+    }
 
-	public static void sendItemMessage(final Player p, final ItemStack is, final String msg) {
-		try {
-			final FancyMessage fm = FancyMessage.newFM();
-			fm.text(msg).itemTooltip(is).send(p);
-		} catch (Exception | NoClassDefFoundError | NoSuchMethodError e) {
-			p.sendMessage(msg);
-		}
-	}
+    /**
+     * @param player
+     *            The name of the player to message
+     * @param message
+     *            The message to send them Sends the given player a message if
+     *            they're online. Else, if they're not online, queues it for
+     *            them in the database.
+     */
+    public static void send(final String player, final String message) {
+        Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> {
+            final OfflinePlayer p = Bukkit.getOfflinePlayer(player);
+            if (p == null || !p.isOnline()) {
+                LinkedList<String> msgs = player_messages.computeIfAbsent(player, k -> new LinkedList<>());
+                msgs.add(message);
+                final String q = "INSERT INTO messages (owner, message, time) VALUES (?, ?, ?)";
+                plugin.getDB().execute(q, player, message, System.currentTimeMillis());
+            } else {
+                p.getPlayer().sendMessage(message);
+            }
+        });
+    }
 
-	public static void sendPurchaseSuccess(final Player p, final Shop shop, final int amount) {
-		p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
-		p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.successful-purchase"));
-		final String msg = ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.item-name-and-price", "" + amount, shop.getDataName(), Util.format((amount * shop.getPrice())));
-		sendItemMessage(p, shop.getItem(), msg);
-		p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
-	}
+    public static void sendItemMessage(final Player p, final ItemStack is, final String msg) {
+        try {
+            final Tellraw fm = Tellraw.create();
+            fm.text(msg).item(is).send(p);
+        } catch (Exception | NoClassDefFoundError | NoSuchMethodError e) {
+            plugin.getConfigManager().setEnableMagicLib(false);
+            p.sendMessage(msg);
+        }
+    }
 
-	public static void sendSellSuccess(final Player p, final Shop shop, final int amount) {
-		p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
-		p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.successfully-sold"));
-		p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.item-name-and-price", "" + amount, shop.getDataName(), Util.format((amount * shop.getPrice()))));
-		if (plugin.getConfig().getBoolean("show-tax")) {
-			final double tax = plugin.getConfig().getDouble("tax");
-			final double total = amount * shop.getPrice();
-			if (tax != 0) {
-				if (!p.getName().equals(shop.getOwner())) {
-					p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.sell-tax", "" + Util.format((tax * total))));
-				} else {
-					p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.sell-tax-self"));
-				}
-			}
-		}
-		p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
-	}
+    public static void sendPurchaseSuccess(final Player p, final Shop shop, final int amount) {
+        p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
+        p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.successful-purchase"));
+        final String msg = ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.item-name-and-price", "" + amount, shop.getDataName(), Util.format((amount * shop.getPrice())));
+        sendItemMessage(p, shop.getItem(), msg);
+        p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
+    }
 
-	public static void sendShopInfo(final Player p, final Shop shop) {
-		sendShopInfo(p, shop, shop.getRemainingStock());
-	}
+    public static void sendSellSuccess(final Player p, final Shop shop, final int amount) {
+        p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
+        p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.successfully-sold"));
+        p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.item-name-and-price", "" + amount, shop.getDataName(), Util.format((amount * shop.getPrice()))));
+        if (plugin.getConfig().getBoolean("show-tax")) {
+            final double tax = plugin.getConfig().getDouble("tax");
+            final double total = amount * shop.getPrice();
+            if (tax != 0) {
+                if (!p.getName().equals(shop.getOwner())) {
+                    p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.sell-tax", "" + Util.format((tax * total))));
+                } else {
+                    p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.sell-tax-self"));
+                }
+            }
+        }
+        p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
+    }
 
-	@SuppressWarnings("deprecation")
-	public static void sendShopInfo(final Player p, final Shop shop, final int stock) {
-		// Potentially faster with an array?
-		final ItemStack items = shop.getItem();
-		p.sendMessage("");
-		p.sendMessage("");
-		p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
-		p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.shop-information"));
-		p.sendMessage(ChatColor.DARK_PURPLE + "| "
-				+ MsgUtil.p("menu.owner", Bukkit.getOfflinePlayer(shop.getOwner()).getName() == null ? (shop.isUnlimited() ? "系统商店" : "未知") : Bukkit.getOfflinePlayer(shop.getOwner()).getName()));
-		final String msg = ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.item", shop.getDataName());
-		sendItemMessage(p, shop.getItem(), msg);
-		if (Util.isTool(items.getType())) {
-			p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.damage-percent-remaining", Util.getToolPercentage(items)));
-		}
-		if (shop.isSelling()) {
-			p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.stock", "" + (stock == 10000 ? "无限" : stock)));
-		} else {
-			final int space = shop.getRemainingSpace();
-			p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.space", "" + (space == 10000 ? "无限" : space)));
-		}
-		p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.price-per", shop.getDataName(), Util.format(shop.getPrice())));
-		if (shop.isBuying()) {
-			p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.this-shop-is-buying"));
-		} else {
-			p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.this-shop-is-selling"));
-		}
-		p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
-	}
+    public static void sendShopInfo(final Player p, final Shop shop) {
+        sendShopInfo(p, shop, shop.getRemainingStock());
+    }
+
+    public static void sendShopInfo(final Player p, final Shop shop, final int stock) {
+        Bukkit.getScheduler().runTaskAsynchronously(plugin, () -> {
+            // Potentially faster with an array?
+            final ItemStack item = shop.getItem();
+            p.sendMessage("");
+            p.sendMessage("");
+            p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
+            p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.shop-information"));
+            p.sendMessage(ChatColor.DARK_PURPLE + "| "
+                    + MsgUtil.p("menu.owner", Bukkit.getOfflinePlayer(shop.getOwner()).getName() == null ? (shop.isUnlimited() ? "系统商店" : "未知") : Bukkit.getOfflinePlayer(shop.getOwner()).getName()));
+            final String msg = ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.item", shop.getDataName());
+            sendItemMessage(p, shop.getItem(), msg);
+            if (Util.isTool(item.getType())) {
+                p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.damage-percent-remaining", Util.getToolPercentage(item)));
+            }
+            if (shop.isSelling()) {
+                p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.stock", "" + (stock == 10000 ? "无限" : stock)));
+            } else {
+                final int space = shop.getRemainingSpace();
+                p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.space", "" + (space == 10000 ? "无限" : space)));
+            }
+            p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.price-per", shop.getDataName(), Util.format(shop.getPrice())));
+            if (shop.isBuying()) {
+                p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.this-shop-is-buying"));
+            } else {
+                p.sendMessage(ChatColor.DARK_PURPLE + "| " + MsgUtil.p("menu.this-shop-is-selling"));
+            }
+            p.sendMessage(ChatColor.DARK_PURPLE + "+---------------------------------------------------+");
+            if (shop.isSelling()) {
+                p.sendMessage(MsgUtil.p("how-many-buy"));
+            } else {
+                final int items = Util.countItems(p.getInventory(), shop.getItem());
+                p.sendMessage(MsgUtil.p("how-many-sell", items));
+            }
+        });
+    }
 }

src/main/java/org/maxgamer/QuickShop/Util/NMS.java

@@ -1,53 +1,16 @@
 package org.maxgamer.QuickShop.Util;
 
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-
 import org.bukkit.entity.Item;
 import org.bukkit.inventory.ItemStack;
 
 public class NMS {
 
-	public static void safeGuard(final Item item) throws ClassNotFoundException {
-		rename(item.getItemStack());
-		protect(item);
-		item.setPickupDelay(2147483647);
-	}
+    public static void safeGuard(final Item item) throws ClassNotFoundException {
+        rename(item.getItemStack());
+        item.setPickupDelay(Integer.MAX_VALUE);
+    }
 
-	private static void protect(final Item item) {
-		try {
-			final Field itemField = item.getClass().getDeclaredField("item");
-			itemField.setAccessible(true);
-			final Object nmsEntityItem = itemField.get(item);
-			Method getItemStack;
-			try {
-				getItemStack = nmsEntityItem.getClass().getMethod("getItemStack", new Class[0]);
-			} catch (final NoSuchMethodException e) {
-				try {
-					getItemStack = nmsEntityItem.getClass().getMethod("d", new Class[0]);
-				} catch (final NoSuchMethodException e2) {
-					return;
-				}
-			}
-			final Object itemStack = getItemStack.invoke(nmsEntityItem, new Object[0]);
-			Field countField;
-			try {
-				countField = itemStack.getClass().getDeclaredField("count");
-			} catch (final NoSuchFieldException e) {
-				countField = itemStack.getClass().getDeclaredField("a");
-			}
-			countField.setAccessible(true);
-			countField.set(itemStack, Integer.valueOf(1));
-		} catch (final NoSuchFieldException e) {
-			e.printStackTrace();
-			System.out.println("[QuickShop] Could not protect item from pickup properly! Dupes are now possible.");
-		} catch (final Exception e) {
-			System.out.println("Other error");
-			e.printStackTrace();
-		}
-	}
-
-	private static void rename(final ItemStack iStack) {
-		MarkUtil.addMark(iStack);
-	}
+    private static void rename(final ItemStack iStack) {
+        MarkUtil.addMark(iStack);
+    }
 }

src/main/java/org/maxgamer/QuickShop/Watcher/ItemWatcher.java

@@ -17,36 +17,36 @@ import org.maxgamer.QuickShop.Shop.ShopChunk;
  *         Also deletes invalid items.
  */
 public class ItemWatcher implements Runnable {
-	private QuickShop plugin;
+    private QuickShop plugin;
 
-	public ItemWatcher(QuickShop plugin) {
-		this.plugin = plugin;
-	}
+    public ItemWatcher(QuickShop plugin) {
+        this.plugin = plugin;
+    }
 
-	public void run() {
-		List<Shop> toRemove = new ArrayList<Shop>(1);
-		for (Entry<String, HashMap<ShopChunk, HashMap<Location, Shop>>> inWorld : plugin.getShopManager().getShops().entrySet()) {
-			// This world
-			World world = Bukkit.getWorld(inWorld.getKey());
-			if (world == null)
-				continue; // world not loaded.
-			for (Entry<ShopChunk, HashMap<Location, Shop>> inChunk : inWorld.getValue().entrySet()) {
-				if (!world.isChunkLoaded(inChunk.getKey().getX(), inChunk.getKey().getZ())) {
-					// If the chunk is not loaded, next chunk!
-					continue;
-				}
-				for (Shop shop : inChunk.getValue().values()) {
-					// Validate the shop.
-					if (!shop.isValid()) {
-						toRemove.add(shop);
-						continue;
-					}
-				}
-			}
-		}
-		// Now we can remove it.
-		for (Shop shop : toRemove) {
-			shop.delete();
-		}
-	}
+    public void run() {
+        List<Shop> toRemove = new ArrayList<Shop>(1);
+        for (Entry<String, HashMap<ShopChunk, HashMap<Location, Shop>>> inWorld : plugin.getShopManager().getShops().entrySet()) {
+            // This world
+            World world = Bukkit.getWorld(inWorld.getKey());
+            if (world == null)
+                continue; // world not loaded.
+            for (Entry<ShopChunk, HashMap<Location, Shop>> inChunk : inWorld.getValue().entrySet()) {
+                if (!world.isChunkLoaded(inChunk.getKey().getX(), inChunk.getKey().getZ())) {
+                    // If the chunk is not loaded, next chunk!
+                    continue;
+                }
+                for (Shop shop : inChunk.getValue().values()) {
+                    // Validate the shop.
+                    if (!shop.isValid()) {
+                        toRemove.add(shop);
+                        continue;
+                    }
+                }
+            }
+        }
+        // Now we can remove it.
+        for (Shop shop : toRemove) {
+            shop.delete();
+        }
+    }
 }

src/main/java/org/maxgamer/QuickShop/Watcher/LogWatcher.java

@@ -11,43 +11,43 @@ import org.bukkit.scheduler.BukkitTask;
 import org.maxgamer.QuickShop.QuickShop;
 
 public class LogWatcher implements Runnable {
-	private PrintStream ps;
-	private ArrayList<String> logs = new ArrayList<String>(5);
-	public BukkitTask task;
+    private PrintStream ps;
+    private final ArrayList<String> logs = new ArrayList<String>(5);
+    public BukkitTask task;
 
-	public LogWatcher(QuickShop plugin, File log) {
-		try {
-			if (!log.exists()) {
-				log.createNewFile();
-			}
-			FileOutputStream fos = new FileOutputStream(log, true);
-			this.ps = new PrintStream(fos);
-		} catch (FileNotFoundException e) {
-			e.printStackTrace();
-			plugin.getLogger().severe("Log file not found!");
-		} catch (IOException e) {
-			e.printStackTrace();
-			plugin.getLogger().severe("Could not create log file!");
-		}
-	}
+    public LogWatcher(final QuickShop plugin, final File log) {
+        try {
+            if (!log.exists()) {
+                log.createNewFile();
+            }
+            final FileOutputStream fos = new FileOutputStream(log, true);
+            this.ps = new PrintStream(fos, true, "UTF-8");
+        } catch (final FileNotFoundException e) {
+            e.printStackTrace();
+            plugin.getLogger().severe("日志文件未找到!");
+        } catch (final IOException e) {
+            e.printStackTrace();
+            plugin.getLogger().severe("无法创建日志文件!");
+        }
+    }
 
-	@Override
-	public void run() {
-		synchronized (logs) {
-			for (String s : logs) {
-				ps.println(s);
-			}
-			logs.clear();
-		}
-	}
+    public void add(final String s) {
+        synchronized (logs) {
+            logs.add(s);
+        }
+    }
 
-	public void add(String s) {
-		synchronized (logs) {
-			logs.add(s);
-		}
-	}
+    public void close() {
+        this.ps.close();
+    }
 
-	public void close() {
-		this.ps.close();
-	}
+    @Override
+    public void run() {
+        synchronized (logs) {
+            for (final String s : logs) {
+                ps.println(s);
+            }
+            logs.clear();
+        }
+    }
 }

src/main/resources/config.yml

@@ -1,4 +1,4 @@
-Version: 1.1
+Version: 1.8
 
 #超级工具(OP可以用该工具在创造模式打破所有商店)
 superitem: GOLD_AXE
@@ -8,23 +8,23 @@ preventhopper: false
 guititle: '&6[&b快捷商店&6]&r'
 #启用魔改库支持
 usemagiclib: true
+#启用虚拟悬浮物
+fakeitem: true
+#禁止使用商店的世界(请全部小写)
+prevent:
+- 'preventworld'
 
-#Tax amount (decimal) - Eg, P1 buys $50 worth of stuff from P2.  Therefore, P1 loses $50, P2 gains $(1-0.05)*50, and tax-account gains $(0.05)*50.
+#税收数量 (decimal) - 例如 税收是0.05 玩家1 在玩家2的商店 购买了 50元的东西,那么,玩家1 减少 50, 玩家2 账户增加(1-0.05)*50, 并且 玩家2税收账户增加 (0.05)*50.
 tax: 0.00
-#The fake player who money from taxing people goes to
+#税收账户名称
 tax-account: tax
-#Whether or not to show taxes paid when selling to a shop
+#是否显示税收额度
 show-tax: false
 
-#Should we log transactions/creations to Bukkit\Plugins\QuickShop\qs.log?
+#是否需要记录玩家操作 保存在 服务器根目录\Plugins\QuickShop\qs.log?
 log-actions: true
 
-#For item-item based economies that don't use virtual coins.
-whole-number-prices-only: false
-
-#Force bukkit chat handler (https://github.com/KaiKikuchi/QuickShop/issues/10)
-force-bukkit-chat-handler: false
-
+#数据库配置
 database:
     mysql: false
     host: localhost
@@ -33,25 +33,26 @@ database:
     user: root
     password: passwd
     
-#Limits the number of shops a person can create and own at a single time.
+#限制玩家同一时间最多可以建造的商店
 limits:
-    #Disable these if you're not using them! If this is false, the rest of this section is ignored
+    #关闭则忽略限制
     use: false
-    #The default number of shops players can make
+    #默认限制
     default: 10
-    #Players with these permissions can create these amounts of shops.
+    #如果玩家有以下权限则拥有对应的数量
     ranks:
-        #Anyone with 'quickshop.vip' permissions, can create 20 shops instead of 10.
-        quickshop.vip: 20 #Players with quickshop.vip can make 20 shops.
+        #例如有 'quickshop.vip' 权限, 可以创建20个商店
+        quickshop.vip: 20
 
-#A list of block (materials) which can be used to create shops.
-#By default, chests are added to this list.
-#This will only work for blocks which implement InventoryHolder
-#in other words, no enderchest shops, no shops on dirt blocks, etc.
-#May cause unexpected behaviour with some blocks... Eg don't make a 
-#shop on a hopper (It sucks the display item in) and furnace shops
-#allow players to put whatever item they want in all 3 slots and
-#dispenser shops aren't protected from redstone... Etc.
+#下列列表允许玩家创建商店
+#箱子已经默认添加了
+#他只能工作在继承于 InventoryHolder 的方块上面
+#换句话说就是 末影箱不行 泥土不行 石头也不行 等等...
+#而且不要尝试写入有行为操作的方块
+#例如漏斗 (他会把悬浮物吸进去)
+#例如酿造台 (他不能放置所有物品)
+#例如发射器/投掷器 (他不能被保护 当有红石的时候)
+#注意: 所有非法方块将在下一次载入到服务器时被清理
 shop-blocks:
     - CHEST
     - TRAPPED_CHEST
@@ -75,18 +76,15 @@ shop:
     
     #是否需要自动创建木牌在箱子上?
     auto-sign: true
-    #If a player owns an unlimited shop, should they receive the cash from it or not?
-    #If you buy from YOUR unlimited shop, you will NEVER be charged $$, regardless of this setting
+    #是否给无限商店的店主支付金钱
     pay-unlimited-shop-owners: false
-    #Should we place display items on the chests?
+    #是否显示悬浮物品(拔刀剑MOD必须关闭)
     display-items: true
-    #Should we place item frames on chests?
-    frame-items: true
-    #When someone uses /qs find <item>, how far should we search in blocks?
-    #This command lets users shop quickly without wasting time searching
-    #Settings > 100 WILL cause lag. Don't do it, or don't cry when your server lags.
+    #当使用 /qs find <item>, 能查找多远的商店?
+    #这个命令可能会使服务器Lag 请谨慎调整数据...
+    #如果半径 > 100 可能会导致服务器崩溃. 请不要尝试, 不然你哭都来不及.
     find-distance: 45
 
-#List of items to disallow selling of.  Anyone with quickshop.bypass.<itemID> can bypass it    
+#物品的黑名单. 使用 quickshop.bypass.<itemID> 权限可以忽略限制
 blacklist:
     - 7 #Bedrock

src/main/resources/item.yml

@@ -1,426 +0,0 @@
-Version: 1.0
-
-AIR_-1: 爪子
-AIR: 爪子
-STONE: 石头
-GRASS: 草方块
-DIRT: 泥土
-COBBLESTONE: 圆石
-WOOD: 木板
-SAPLING: 橡木树苗
-SAPLING_1: 云杉树苗
-SAPLING_2: 白桦树苗
-SAPLING_3: 丛林树苗
-SAPLING_4: 金合欢树苗
-SAPLING_5: 深色橡木树苗
-BEDROCK: 基岩
-WATER: 水
-STATIONARY_WATER: 静态的水
-LAVA: 岩浆
-STATIONARY_LAVA: 静态的岩浆
-SAND: 沙子
-GRAVEL: 沙砾
-GOLD_ORE: 金矿石
-IRON_ORE: 铁矿石
-COAL_ORE: 煤矿石
-LOG: 橡木
-LEAVES: 橡木树叶
-SPONGE: 海绵
-GLASS: 玻璃
-LAPIS_ORE: 青金石矿石
-LAPIS_BLOCK: 青金石块
-DISPENSER: 发射器
-SANDSTONE: 沙石
-NOTE_BLOCK: 音符盒
-BED_BLOCK: 床
-POWERED_RAIL: 动力铁轨
-DETECTOR_RAIL: 探测铁轨
-PISTON_STICKY_BASE: 粘性活塞
-WEB: 蜘蛛网
-LONG_GRASS: 灌木
-DEAD_BUSH: 枯死的灌木
-PISTON_BASE: 活塞
-PISTON_EXTENSION: 活塞帽
-WOOL: 羊毛
-PISTON_MOVING_PIECE: PISTON_MOVING_PIECE
-YELLOW_FLOWER: 蒲公英
-RED_ROSE: 罂粟
-BROWN_MUSHROOM: 棕色蘑菇
-RED_MUSHROOM: 红色蘑菇
-GOLD_BLOCK: 金块
-IRON_BLOCK: 铁块
-DOUBLE_STEP: 石台阶(两层)
-STEP: 石台阶
-BRICK: 砖块
-TNT: TNT
-BOOKSHELF: 书架
-MOSSY_COBBLESTONE: 苔石
-OBSIDIAN: 黑曜石
-TORCH: 火把
-FIRE: 火
-MOB_SPAWNER: 刷怪笼
-WOOD_STAIRS: 橡木楼梯
-CHEST: 箱子
-REDSTONE_WIRE: 红石粉
-DIAMOND_ORE: 钻石原矿
-DIAMOND_BLOCK: 钻石块
-WORKBENCH: 工作台
-CROPS: 农作物
-SOIL: 耕地
-FURNACE: 熔炉
-BURNING_FURNACE: 燃烧的熔炉
-SIGN_POST: 木牌
-WOODEN_DOOR: 橡木门
-LADDER: 梯子
-RAILS: 铁轨
-COBBLESTONE_STAIRS: 圆石台阶
-WALL_SIGN: 墙上的木牌
-LEVER: 拉杆
-STONE_PLATE: 石质压力板
-IRON_DOOR_BLOCK: 铁门
-WOOD_PLATE: 木质压力板
-REDSTONE_ORE: 红石原矿
-GLOWING_REDSTONE_ORE: 采集中的红石原矿
-REDSTONE_TORCH_OFF: 红石火把(关闭)
-REDSTONE_TORCH_ON: 红石火把(打开)
-STONE_BUTTON: 石按钮
-SNOW: 雪
-ICE: 冰
-SNOW_BLOCK: 雪块
-CACTUS: 仙人掌
-CLAY: 粘土
-SUGAR_CANE_BLOCK: SUGAR_CANE_BLOCK
-JUKEBOX: 唱片机
-FENCE: 栅栏
-PUMPKIN: 南瓜
-NETHERRACK: 地狱岩
-SOUL_SAND: 灵魂沙
-GLOWSTONE: 萤石
-PORTAL: 传送门
-JACK_O_LANTERN: 南瓜灯
-CAKE_BLOCK: 蛋糕
-DIODE_BLOCK_OFF: DIODE_BLOCK_OFF
-DIODE_BLOCK_ON: DIODE_BLOCK_ON
-LOCKED_CHEST: 上锁的箱子
-STAINED_GLASS: 白色染色玻璃
-STAINED_GLASS_1: 橙色染色玻璃
-STAINED_GLASS_2: 品红色染色玻璃
-STAINED_GLASS_3: 淡蓝色染色玻璃
-STAINED_GLASS_4: 黄色染色玻璃
-STAINED_GLASS_5: 黄绿色染色玻璃
-STAINED_GLASS_6: 粉红色染色玻璃
-STAINED_GLASS_7: 灰色染色玻璃
-STAINED_GLASS_8: 淡灰色染色玻璃
-STAINED_GLASS_9: 青色染色玻璃
-STAINED_GLASS_10: 紫色染色玻璃
-STAINED_GLASS_11: 蓝色染色玻璃
-STAINED_GLASS_12: 棕色染色玻璃
-STAINED_GLASS_13: 绿色染色玻璃
-STAINED_GLASS_14: 红色染色玻璃
-STAINED_GLASS_15: 黑色染色玻璃
-TRAP_DOOR: 活板门
-MONSTER_EGGS: 石头刷怪蛋
-SMOOTH_BRICK: 石砖
-HUGE_MUSHROOM_1: 蘑菇
-HUGE_MUSHROOM_2: 蘑菇
-IRON_FENCE: 铁栅栏
-THIN_GLASS: 玻璃板
-MELON_BLOCK: 西瓜方块
-PUMPKIN_STEM: 南瓜种子
-MELON_STEM: 西瓜种子
-VINE: 藤蔓
-FENCE_GATE: 栅栏门
-BRICK_STAIRS: 砖楼梯
-SMOOTH_STAIRS: 石砖楼梯
-MYCEL: 菌丝
-WATER_LILY: 睡莲
-NETHER_BRICK: 地狱砖块
-NETHER_FENCE: 地狱栅栏
-NETHER_BRICK_STAIRS: 地狱砖楼梯
-NETHER_WARTS: 地狱疣
-ENCHANTMENT_TABLE: 附魔台
-BREWING_STAND: 酿造台
-CAULDRON: 炼药锅
-ENDER_PORTAL: 末地传送门
-ENDER_PORTAL_FRAME: 末地传送框架
-ENDER_STONE: 末地石
-DRAGON_EGG: 龙蛋
-REDSTONE_LAMP_OFF: 红石灯(关闭)
-REDSTONE_LAMP_ON: 红石灯(打开)
-WOOD_DOUBLE_STEP: 橡木台阶(两层)
-WOOD_STEP: 橡木台阶
-COCOA: 可可豆
-SANDSTONE_STAIRS: 沙石台阶
-EMERALD_ORE: 绿宝石矿石
-ENDER_CHEST: 末影箱
-TRIPWIRE_HOOK: 绊线钩
-TRIPWIRE: 绊线钩
-EMERALD_BLOCK: 绿宝石块
-SPRUCE_WOOD_STAIRS: 云杉木楼梯
-BIRCH_WOOD_STAIRS: 桦木楼梯
-JUNGLE_WOOD_STAIRS: 丛林木楼梯
-COMMAND: 命令方块
-BEACON: 信标
-COBBLE_WALL: 圆石墙
-FLOWER_POT: 花盆
-CARROT: 胡萝卜
-POTATO: 土豆
-WOOD_BUTTON: 木按钮
-SKULL: 头颅
-ANVIL: 铁毡
-TRAPPED_CHEST: 陷阱箱
-GOLD_PLATE: 测重压力板(轻质)
-IRON_PLATE: 测重压力板(重质)
-REDSTONE_COMPARATOR_OFF: 红石比较器(关闭)
-REDSTONE_COMPARATOR_ON: 红石比较器(打开)
-DAYLIGHT_DETECTOR: 阳光传感器
-REDSTONE_BLOCK: 红石块
-QUARTZ_ORE: 下界石英矿石
-HOPPER: 漏斗
-QUARTZ_BLOCK: 石英块
-QUARTZ_STAIRS: 石英楼梯
-ACTIVATOR_RAIL: 激活铁轨
-DROPPER: 掉落物
-STAINED_CLAY: 白色染色粘土
-STAINED_CLAY_1: 橙色染色粘土
-STAINED_CLAY_2: 品红色染色粘土
-STAINED_CLAY_3: 淡蓝色染色粘土
-STAINED_CLAY_4: 黄色染色粘土
-STAINED_CLAY_5: 黄绿色染色粘土
-STAINED_CLAY_6: 粉红色染色粘土
-STAINED_CLAY_7: 灰色染色粘土
-STAINED_CLAY_8: 淡灰色染色粘土
-STAINED_CLAY_9: 青色染色粘土
-STAINED_CLAY_10: 紫色染色粘土
-STAINED_CLAY_11: 蓝色染色粘土
-STAINED_CLAY_12: 棕色染色粘土
-STAINED_CLAY_13: 绿色染色粘土
-STAINED_CLAY_14: 红色染色粘土
-STAINED_CLAY_15: 黑色染色粘土
-STAINED_GLASS_PANE: 白色染色玻璃板
-STAINED_GLASS_PANE_1: 橙色染色玻璃板
-STAINED_GLASS_PANE_2: 品红色染色玻璃板
-STAINED_GLASS_PANE_3: 淡蓝色染色玻璃板
-STAINED_GLASS_PANE_4: 黄色染色玻璃板
-STAINED_GLASS_PANE_5: 黄绿色染色玻璃板
-STAINED_GLASS_PANE_6: 粉红色染色玻璃板
-STAINED_GLASS_PANE_7: 灰色染色玻璃板
-STAINED_GLASS_PANE_8: 淡灰色染色玻璃板
-STAINED_GLASS_PANE_9: 青色染色玻璃板
-STAINED_GLASS_PANE_10: 紫色染色玻璃板
-STAINED_GLASS_PANE_11: 蓝色染色玻璃板
-STAINED_GLASS_PANE_12: 棕色染色玻璃板
-STAINED_GLASS_PANE_13: 绿色染色玻璃板
-STAINED_GLASS_PANE_14: 红色染色玻璃板
-STAINED_GLASS_PANE_15: 黑色染色玻璃板
-LEAVES_2: 合金欢树叶
-LOG_2: 合金欢木
-ACACIA_STAIRS: 合金欢楼梯
-DARK_OAK_STAIRS: 深色橡木楼梯
-HAY_BLOCK: 干草快
-CARPET: 白色地毯
-CARPET_1: 橙色地毯
-CARPET_2: 品红色地毯
-CARPET_3: 淡蓝色地毯
-CARPET_4: 黄色地毯
-CARPET_5: 黄绿色地毯
-CARPET_6: 粉红色地毯
-CARPET_7: 灰色地毯
-CARPET_8: 淡灰色地毯
-CARPET_9: 青色地毯
-CARPET_10: 紫色地毯
-CARPET_11: 蓝色地毯
-CARPET_12: 棕色地毯
-CARPET_13: 绿色地毯
-CARPET_14: 红色地毯
-CARPET_15: 黑色地毯
-HARD_CLAY: 硬化粘土
-COAL_BLOCK: 煤炭快
-PACKED_ICE: 浮冰
-DOUBLE_PLANT: 向日葵
-IRON_SPADE: 铁楸
-IRON_PICKAXE: 铁镐
-IRON_AXE: 铁斧
-FLINT_AND_STEEL: 打火石
-APPLE: 苹果
-BOW: 弓
-ARROW: 箭
-COAL: 煤炭
-DIAMOND: 钻石
-IRON_INGOT: 铁锭
-GOLD_INGOT: 金锭
-IRON_SWORD: 铁剑
-WOOD_SWORD: 木剑
-WOOD_SPADE: 木楸
-WOOD_PICKAXE: 木稿
-WOOD_AXE: 木斧
-STONE_SWORD: 石剑
-STONE_SPADE: 石楸
-STONE_PICKAXE: 石稿
-STONE_AXE: 石斧
-DIAMOND_SWORD: 钻石剑
-DIAMOND_SPADE: 钻石楸
-DIAMOND_PICKAXE: 钻石稿
-DIAMOND_AXE: 钻石斧
-STICK: 木棍
-BOWL: 碗
-MUSHROOM_SOUP: 蘑菇煲
-GOLD_SWORD: 金剑
-GOLD_SPADE: 金楸
-GOLD_PICKAXE: 金稿
-GOLD_AXE: 金斧
-GOLD_HOE: 金锄
-STRING: 线
-FEATHER: 羽毛
-SULPHUR: 火药
-WOOD_HOE: 木锄
-STONE_HOE: 石锄
-IRON_HOE: 铁锄
-DIAMOND_HOE: 钻石锄
-SEEDS: 种子
-WHEAT: 小麦
-BREAD: 面包
-LEATHER_HELMET: 皮革帽子
-LEATHER_CHESTPLATE: 皮革外套
-LEATHER_LEGGINGS: 皮革护腿
-LEATHER_BOOTS: 皮革靴子
-CHAINMAIL_HELMET: 锁链帽子
-CHAINMAIL_CHESTPLATE: 锁链外套
-CHAINMAIL_LEGGINGS: 锁链护腿
-CHAINMAIL_BOOTS: 锁链靴子
-IRON_HELMET: 铁帽子
-IRON_CHESTPLATE: 铁外套
-IRON_LEGGINGS: 铁护腿
-IRON_BOOTS: 铁靴子
-DIAMOND_HELMET: 钻石帽子
-DIAMOND_CHESTPLATE: 钻石外套
-DIAMOND_LEGGINGS: 钻石护腿
-DIAMOND_BOOTS: 钻石靴子
-GOLD_HELMET: 金帽子
-GOLD_CHESTPLATE: 金外套
-GOLD_LEGGINGS: 金护腿
-GOLD_BOOTS: 金靴子
-FLINT: 燧石
-PORK: 生猪排
-GRILLED_PORK: 熟猪排
-PAINTING: 画
-GOLDEN_APPLE: 金苹果
-SIGN: 木牌
-WOOD_DOOR: 木门
-BUCKET: 桶
-WATER_BUCKET: 水桶
-LAVA_BUCKET: 岩浆桶
-MINECART: 矿车
-SADDLE: SADDLE
-IRON_DOOR: 铁门
-REDSTONE: 红石
-SNOW_BALL: 雪球
-BOAT: 船
-LEATHER: 皮革
-MILK_BUCKET: 牛奶桶
-CLAY_BRICK: 红砖
-CLAY_BALL: 粘土球
-SUGAR_CANE: 甘蔗
-PAPER: 纸
-BOOK: 书
-SLIME_BALL: 史莱姆球
-STORAGE_MINECART: 运输矿车
-POWERED_MINECART: 动力矿车
-EGG: 鸡蛋
-COMPASS: 指南针
-FISHING_ROD: 鱼竿
-WATCH: 钟
-GLOWSTONE_DUST: 萤石粉
-RAW_FISH: 生鱼
-COOKED_FISH: 熟鱼
-INK_SACK: 墨囊
-INK_SACK_1: 玫瑰红
-INK_SACK_2: 仙人掌绿
-INK_SACK_3: 可可豆
-INK_SACK_4: 青金石
-INK_SACK_5: 紫色染料
-INK_SACK_6: 青色染料
-INK_SACK_7: 淡灰色染料
-INK_SACK_8: 灰色染料
-INK_SACK_9: 粉色染料
-INK_SACK_10: 黄绿色染料
-INK_SACK_11: 蒲公英黄染料
-INK_SACK_12: 淡蓝色染料
-INK_SACK_13: 品红色染料
-INK_SACK_14: 橙色染料
-INK_SACK_15: 骨粉
-BONE: 骨粉
-SUGAR: 糖
-CAKE: 蛋糕
-BED: 床
-DIODE: 红石中继器
-COOKIE: 曲奇
-MAP: 地图
-SHEARS: 剪刀
-MELON: 西瓜
-PUMPKIN_SEEDS: 南瓜种子
-MELON_SEEDS: 西瓜种子
-RAW_BEEF: 生牛肉
-COOKED_BEEF: 熟牛肉
-RAW_CHICKEN: 生鸡肉
-COOKED_CHICKEN: 熟鸡肉
-ROTTEN_FLESH: 腐肉
-ENDER_PEARL: 末影之眼
-BLAZE_ROD: 烈焰棒
-GHAST_TEAR: 恶魂之泪
-GOLD_NUGGET: 金粒
-NETHER_STALK: 地狱疣
-POTION: 药水
-GLASS_BOTTLE: 玻璃瓶
-SPIDER_EYE: 蜘蛛眼
-FERMENTED_SPIDER_EYE: 发酵蛛眼
-BLAZE_POWDER: 烈焰粉
-MAGMA_CREAM: 岩浆膏
-BREWING_STAND_ITEM: 酿造台
-CAULDRON_ITEM: 炼药锅
-EYE_OF_ENDER: 末影之眼
-SPECKLED_MELON: 闪烁的西瓜
-MONSTER_EGG: 刷怪蛋
-EXP_BOTTLE: 附魔之瓶
-FIREBALL: 火焰弹
-BOOK_AND_QUILL: 书和笔
-WRITTEN_BOOK: 成书
-EMERALD: 绿宝石
-ITEM_FRAME: 物品展示框
-FLOWER_POT_ITEM: 花盆
-CARROT_ITEM: 胡萝卜
-POTATO_ITEM: 马铃薯
-BAKED_POTATO: 烤马铃薯
-POISONOUS_POTATO: 毒马铃薯
-EMPTY_MAP: 空地图
-GOLDEN_CARROT: 金萝卜
-SKULL_ITEM: 头颅
-CARROT_STICK: 胡萝卜
-NETHER_STAR: 下界之星
-PUMPKIN_PIE: 南瓜派
-FIREWORK: 烟花
-FIREWORK_CHARGE: 烟花
-ENCHANTED_BOOK: 附魔书
-REDSTONE_COMPARATOR: 红石比较器
-NETHER_BRICK_ITEM: 地狱砖块
-QUARTZ: 石英
-EXPLOSIVE_MINECART: TNT矿车
-HOPPER_MINECART: 漏斗矿车
-IRON_BARDING: 铁马凯
-GOLD_BARDING: 金马凯
-DIAMOND_BARDING: 钻石马凯
-LEASH: 栓绳
-NAME_TAG: 命名牌
-COMMAND_MINECART: 命令方块
-GOLD_RECORD: 音乐唱片
-GREEN_RECORD: 音乐唱片
-RECORD_3: 音乐唱片
-RECORD_4: 音乐唱片
-RECORD_5: 音乐唱片
-RECORD_6: 音乐唱片
-RECORD_7: 音乐唱片
-RECORD_8: 音乐唱片
-RECORD_9: 音乐唱片
-RECORD_10: 音乐唱片
-RECORD_11: 音乐唱片
-RECORD_12: 音乐唱片

src/main/resources/messages.yml

@@ -1,4 +1,4 @@
-Version: 1.4
+Version: 1.6
 
 not-looking-at-shop: '&c没找到快捷商店. 你必须看着那个商店.'
 no-permission: '&4你没有此命令的权限.'
@@ -19,7 +19,8 @@ shop-purchase-cancelled: '&c取消购买.'
 shop-stock-too-low: '&c商店库存仅剩 {0} {1} '
 you-cant-afford-to-buy: '&c此商品需要 {0}, 但是你只有 {1}'
 negative-amount: '&c警告, 错误的物品数量.'
-player-bought-from-your-store: '&d{0} 购买了 {1} {2} 从你的商店.'
+player-bought-from-your-store: '&d{0} 从你的商店买走了 {1} 个 {2}.'
+player-bought-from-your-store-tax: '&d{0} 从你的商店买走了 {1} 个 {2} &c你上缴了 {3} 的税金.'
 shop-out-of-stock: '&5你在 {0}, {1}, {2} 的商店, {3} 库存不足了'
 shop-has-no-space: '&c商店只能收购 {0} 个 {1} 商品.'
 you-dont-have-that-many-items: '&c你只有 {0} {1}.'
@@ -38,6 +39,7 @@ buying-more-than-selling: '&4警告: 你购买的物品超出了商店的库存!
 not-enough-space: '&c你没有足够的空间装 {0} !'
 refill-success: '&a库存补充成功!'
 empty-success: '&a商店清理成功!'
+prevent-create: '&c当前世界禁止使用商店插件!'
 
 menu:
   successful-purchase: '&a商品购买成功:'
@@ -53,6 +55,8 @@ menu:
   damage-percent-remaining: '&a耐久剩余: &e{0}.'
   this-shop-is-buying: '&a此商店只 &d收购&a 物品.'
   this-shop-is-selling: '&a此商店只 &b出售&a 商品.'
+  sell-tax: '&a你上缴了 &e{0} &a的税金.'
+  sell-tax-self: '&a你拥有这家商店,所以你不用交税.'
 
 info:
   title: '&a当前加载的 &e{0} &a个区块中 共有 &e{1} &a个商店 覆盖 &e{2} &a个世界.'
@@ -98,6 +102,6 @@ command:
     remove: '&e移除眼前的商店.'
     
 signs:
-  selling: '出售数量: {0}'
-  buying: '收购数量: {0}'
+  selling: '&b出售数量: &3{0}'
+  buying: '&d收购数量: &3{0}'
   price: '每件价格: {0}'

src/main/resources/plugin.yml

@@ -1,7 +1,7 @@
 name: ${project.artifactId}
 description: ${project.description}
 main: ${project.groupId}.${project.artifactId}.${project.artifactId}
-version: ${project.version}
+version: ${project.version}-git-${env.GIT_COMMIT}
 authors:
 - Netherfoam
 - Timtower
@@ -10,51 +10,51 @@ authors:
 softdepend:
 - Vault
 - WowSuchCleaner
-website: ${jenkins.url}/job/${project.artifactId}/
+website: ${ciManagement.url}
 commands:
   qs:
-    description: QuickShop command
+    description: QuickShop 命令
     usage: §c未知的子命令 请输入 §b/qs help §c查看帮助!
     aliases:
     - quickshop
     - shop
 permissions:
   quickshop.create.sell:
-    description: Allows a player to sell from a shop
+    description: 允许玩家创建出售商店
     default: op
   quickshop.create.buy:
-    description: Allows a player to buy from a shop
+    description: 允许玩家创建收购商店
     default: op
   quickshop.create.double:
-    description: Allows a player to create a double shop
+    description: 允许玩家创建双箱商店
     default: op
   quickshop.use:
-    description: Allows a player to buy/sell using other players shops
+    description: 允许玩家在其他商店交易
     default: true
   quickshop.unlimited:
-    description: Allows a Staff Member to use /qs unlimited and make a shop infinite
+    description: 允许玩家使用/qs unlimited创建无限商店
   quickshop.bypass.<itemID>:
-    description: Allows a player to sell <itemID>, even if its blacklisted
+    description: 允许玩家出售 <itemID>, 即使物品在黑名单里
   quickshop.other.destroy:
-    description: Allows a Staff Member to destroy other players shops if they are locked in the config
+    description: 允许玩家摧毁其他玩家的商店
   quickshop.other.open:
-    description: Allows a Staff Member to open someone elses shop if they are locked in the config
+    description: 允许玩家打开其他玩家的商店
   quickshop.other.price:
-    description: Allows a Staff Member to change the price of someone elses shop
+    description: 允许玩家修改商店的价格
   quickshop.setowner:
-    description: Allows a Staff Member to change the owner of any shop
+    description: 允许管理员设置商店的所有者
   quickshop.find:
-    description: Allows a player to locate the nearest shop of a specific item type. Works in a 3 chunk radius.
+    description: 允许玩家查找附近的商店 (限制在3个区块内工作)
     default: true
   quickshop.refill:
-    description: Allows a Staff Member to refill the shop theyre looking at with the given number of items.
+    description: 允许玩家填满商店库存
     default: op
   quickshop.empty:
-    description: Allows a Staff Member to empty the shop theyre looking at of all items.
+    description: 允许玩家清空指定商店
     default: op
   quickshop.debug:
-    description: Enables debug info to console
+    description: 能够从控制台收到调试信息
     default: op
   quickshop.export:
-    description: Allows exporting database to mysql or sqlite
+    description: 允许导出数据到SQLite或者MySQL
     default: op