diff --git a/src/main/resources/settings.yml b/src/main/resources/settings.yml
index 9e0b493..1ca603f 100644
--- a/src/main/resources/settings.yml
+++ b/src/main/resources/settings.yml
@@ -1,11 +1,3 @@
-# 数据储存地址
-# 该配置将在启用数据库储存时失效
-DATAURL:
-  # 玩家数据
-  PLAYER-DATA: 'plugins/TabooLib/playerdata/'
-  # 插件数据
-  SERVER-DATA: 'plugins/TabooLib/serverdata/'
-
 # 语言文件相关设置
 LOCALE:
   # 加载语言文件的顺序
@@ -17,6 +9,15 @@ LOCALE:
   # 如果需要开启仍然可以在语言文件中加入 papi: true
   USE_PAPI: false
 
+# 玩家数据储存位置
+# 如果服务器存在 TabooLib 的插件版本
+# 请设置相同路径
+LOCAL-PLAYER: 'plugins/TabooLib/playerdata/'
+
+# 是否以 UUID 的形式创建玩家数据
+# 如果服务器存在 TabooLib 的插件版本则不建议开启
+LOCAL-PLAYER-UUID: false
+
 # 是否在当前服务器启用交流网终端
 # 启用后将会收到大量调试信息, 不建议使用
 SERVER: false
@@ -25,18 +26,4 @@ SERVER: false
 TABLIST-SORT: true
 
 # 玩家列表（TAB-API）是否自动清理没有成员的队伍
-TABLIST-AUTO-CLEAN-TEAM: true
-
-# 是否在关闭服务器时清理玩家数据
-# 该配置将在启用数据库储存时失效
-DELETE-DATA: false
-
-# 是否在服务器关闭时清理无效变量
-# 该配置仅在启用数据库储存时有效
-# 该方法可能会导致数据丢失? 
-# 不建议开启
-DELETE-VARIABLE: false
-
-# 是否以 UUID 的形式创建玩家数据
-# 不建议开启！除非用 TabooLib 储存的插件支持新版储存方式！
-ENABLE-UUID: false
\ No newline at end of file
+TABLIST-AUTO-CLEAN-TEAM: true
\ No newline at end of file
diff --git a/src/main/scala/io/izzel/taboolib/PluginLoader.java b/src/main/scala/io/izzel/taboolib/PluginLoader.java
index 9d3e01a..dc1308a 100644
--- a/src/main/scala/io/izzel/taboolib/PluginLoader.java
+++ b/src/main/scala/io/izzel/taboolib/PluginLoader.java
@@ -2,15 +2,15 @@ package io.izzel.taboolib;
 
 import com.google.common.collect.Lists;
 import com.google.common.collect.Sets;
-import io.izzel.taboolib.module.locale.TLocaleLoader;
 import io.izzel.taboolib.module.command.TCommandHandler;
 import io.izzel.taboolib.module.config.TConfig;
 import io.izzel.taboolib.module.config.TConfigWatcher;
+import io.izzel.taboolib.module.db.IHost;
+import io.izzel.taboolib.module.db.local.Local;
+import io.izzel.taboolib.module.db.source.DBSource;
 import io.izzel.taboolib.module.dependency.TDependencyInjector;
 import io.izzel.taboolib.module.inject.TListenerHandler;
-import io.izzel.taboolib.module.db.IHost;
-import io.izzel.taboolib.module.db.source.HikariHandler;
-import io.izzel.taboolib.module.db.yaml.PluginDataManager;
+import io.izzel.taboolib.module.locale.TLocaleLoader;
 import org.bukkit.plugin.Plugin;
 
 import java.util.List;
@@ -59,12 +59,15 @@ public abstract class PluginLoader {
 
             @Override
             public void onStopping(Plugin plugin) {
+                // 保存数据
+                Local.saveFiles(plugin.getName());
+                Local.clearFiles(plugin.getName());
                 // 注销监听器
                 TListenerHandler.cancelListener(plugin);
-                // 储存插件数据
-                PluginDataManager.saveAllCaches(plugin, true);
+                // 注销插件类
+                TabooLibLoader.getPluginClassSafely(plugin).forEach(c -> TabooLibLoader.unloadClass(plugin, c));
                 // 注销数据库连接
-                Sets.newHashSet(HikariHandler.getDataSource().keySet()).stream().filter(IHost::isAutoClose).forEach(HikariHandler::closeDataSource);
+                Sets.newHashSet(DBSource.getDataSource().keySet()).stream().filter(IHost::isAutoClose).forEach(DBSource::closeDataSource);
                 // 释放文检动态读取
                 Optional.ofNullable(TConfig.getFiles().remove(plugin.getName())).ifPresent(files -> files.forEach(file -> TConfigWatcher.getInst().removeListener(file)));
             }
diff --git a/src/main/scala/io/izzel/taboolib/TabooLib.java b/src/main/scala/io/izzel/taboolib/TabooLib.java
index f2ab4cf..12d7d16 100644
--- a/src/main/scala/io/izzel/taboolib/TabooLib.java
+++ b/src/main/scala/io/izzel/taboolib/TabooLib.java
@@ -1,21 +1,20 @@
 package io.izzel.taboolib;
 
-import io.izzel.taboolib.module.locale.TLocaleLoader;
+import io.izzel.taboolib.common.plugin.InternalPlugin;
 import io.izzel.taboolib.module.config.TConfig;
 import io.izzel.taboolib.module.config.TConfigWatcher;
+import io.izzel.taboolib.module.db.local.Local;
+import io.izzel.taboolib.module.db.local.LocalPlayer;
+import io.izzel.taboolib.module.db.source.DBSource;
 import io.izzel.taboolib.module.dependency.Dependency;
+import io.izzel.taboolib.module.locale.TLocaleLoader;
 import io.izzel.taboolib.module.locale.logger.TLogger;
-import io.izzel.taboolib.module.db.source.HikariHandler;
-import io.izzel.taboolib.module.nms.NMSHandler;
-import io.izzel.taboolib.module.db.yaml.PlayerDataManager;
-import io.izzel.taboolib.module.db.yaml.PluginDataManager;
-import io.izzel.taboolib.common.plugin.InternalPlugin;
+import io.izzel.taboolib.module.nms.NMS;
 import io.izzel.taboolib.util.Files;
 import io.izzel.taboolib.util.IO;
 import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.util.NumberConversions;
 
-import java.io.File;
 import java.nio.charset.Charset;
 import java.util.concurrent.Executors;
 
@@ -38,10 +37,6 @@ public class TabooLib {
     // 当前运行版本
     private static double version;
 
-    // 本地数据文件
-    private File playerDataFolder;
-    private File serverDataFolder;
-
     // 内部语言文件
     private YamlConfiguration internal = new YamlConfiguration();
 
@@ -50,9 +45,6 @@ public class TabooLib {
         logger = TLogger.getUnformatted("TabooLib");
         // 配置文件从 config.yml 修改为 settings.yml 防止与老版本插件冲突
         config = TConfig.create(getPlugin(), "settings.yml");
-        // 数据文件
-        playerDataFolder = Files.folder(config.getString("DATAURL.PLAYER-DATA"));
-        serverDataFolder = Files.folder(config.getString("DATAURL.SERVER-DATA"));
         // 加载版本号
         try {
             version = NumberConversions.toDouble(IO.readFully(Files.getResource("version"), Charset.forName("utf-8")));
@@ -69,31 +61,22 @@ public class TabooLib {
         TLocaleLoader.load(getPlugin(), false);
         // 加载 TabooLib
         TabooLibLoader.init();
-        // 创建 TabooLib 插件数据
-        PluginDataManager.addPluginData("TabooLib", null);
-        PluginDataManager.addPluginData("TabooLibrary", null);
         // 创建线程检测服务器是否关闭
         Executors.newSingleThreadExecutor().submit(() -> {
-            while (NMSHandler.getHandler().isRunning()) {
+            while (NMS.getHandler().isRunning()) {
             }
-            // 关闭连接池
-            HikariHandler.closeDataSourceForce();
             // 保存数据
-            PlayerDataManager.saveAllPlayers(false, true);
-            PluginDataManager.saveAllCaches();
-            // 插件关闭
+            Local.saveFiles();
+            LocalPlayer.saveFiles();
+            // 关闭文件监听
+            TConfigWatcher.getInst().unregisterAll();
+            // 关闭连接池
+            DBSource.closeDataSourceForce();
+            // 关闭插件
             PluginLoader.stop(getPlugin());
-            // 清理数据
-            if (config.getBoolean("DELETE-DATA")) {
-                Files.deepDelete(getPlayerDataFolder());
-            }
         });
     }
 
-    public void cancel() {
-        TConfigWatcher.getInst().unregisterAll();
-    }
-
     public static InternalPlugin getPlugin() {
         return InternalPlugin.getPlugin();
     }
@@ -120,14 +103,6 @@ public class TabooLib {
         return version;
     }
 
-    public File getPlayerDataFolder() {
-        return playerDataFolder;
-    }
-
-    public File getServerDataFolder() {
-        return serverDataFolder;
-    }
-
     public YamlConfiguration getInternal() {
         return internal;
     }
diff --git a/src/main/scala/io/izzel/taboolib/TabooLibAPI.java b/src/main/scala/io/izzel/taboolib/TabooLibAPI.java
index 372cfb2..cd0e2f6 100644
--- a/src/main/scala/io/izzel/taboolib/TabooLibAPI.java
+++ b/src/main/scala/io/izzel/taboolib/TabooLibAPI.java
@@ -1,7 +1,7 @@
 package io.izzel.taboolib;
 
-import io.izzel.taboolib.module.nms.NMSHandler;
-import io.izzel.taboolib.module.db.yaml.PluginDataManager;
+import io.izzel.taboolib.module.db.local.Local;
+import io.izzel.taboolib.module.nms.NMS;
 import io.izzel.taboolib.util.Strings;
 import org.bukkit.Bukkit;
 import org.bukkit.command.CommandSender;
@@ -42,15 +42,15 @@ public class TabooLibAPI {
     }
 
     public static double[] getTPS() {
-        return NMSHandler.getHandler().getTPS();
+        return NMS.getHandler().getTPS();
     }
 
     public static boolean isDebug() {
-        return PluginDataManager.getPluginData("TabooLibrary", TabooLib.getPlugin()).getBoolean("debug");
+        return Local.get().get("data").getBoolean("debug");
     }
 
     public static void setDebug(boolean debug) {
-        PluginDataManager.getPluginData("TabooLibrary", TabooLib.getPlugin()).set("debug", debug);
+        Local.get().get("data").set("debug", debug);
     }
 
     public static void debug(String... args) {
diff --git a/src/main/scala/io/izzel/taboolib/TabooLibLoader.java b/src/main/scala/io/izzel/taboolib/TabooLibLoader.java
index 7651c83..55c6bdd 100644
--- a/src/main/scala/io/izzel/taboolib/TabooLibLoader.java
+++ b/src/main/scala/io/izzel/taboolib/TabooLibLoader.java
@@ -2,12 +2,10 @@ package io.izzel.taboolib;
 
 import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
-import io.izzel.taboolib.module.dependency.TDependencyInjector;
-import io.izzel.taboolib.module.inject.TSchedule;
 import io.izzel.taboolib.client.TabooLibClient;
 import io.izzel.taboolib.client.TabooLibServer;
-import io.izzel.taboolib.module.db.yaml.PlayerDataManager;
-import io.izzel.taboolib.module.db.yaml.PluginDataManager;
+import io.izzel.taboolib.module.dependency.TDependencyInjector;
+import io.izzel.taboolib.module.inject.TSchedule;
 import io.izzel.taboolib.util.Files;
 import io.izzel.taboolib.util.Reflection;
 import org.bukkit.Bukkit;
@@ -29,12 +27,6 @@ public class TabooLibLoader {
     static Map<String, List<Class>> pluginClasses = Maps.newHashMap();
     static List<Loader> loaders = Lists.newArrayList();
 
-    @TSchedule(period = 20 * 60, async = true)
-    static void save() {
-        PluginDataManager.saveAllCaches();
-        PlayerDataManager.saveAllCaches(true, false);
-    }
-
     @TSchedule
     static void start() {
         PluginLoader.active(TabooLib.getPlugin());
diff --git a/src/main/scala/io/izzel/taboolib/common/listener/ListenerPlayerCommand.java b/src/main/scala/io/izzel/taboolib/common/listener/ListenerPlayerCommand.java
index 8a59486..957eaf9 100644
--- a/src/main/scala/io/izzel/taboolib/common/listener/ListenerPlayerCommand.java
+++ b/src/main/scala/io/izzel/taboolib/common/listener/ListenerPlayerCommand.java
@@ -2,12 +2,12 @@ package io.izzel.taboolib.common.listener;
 
 import io.izzel.taboolib.TabooLibAPI;
 import io.izzel.taboolib.Version;
+import io.izzel.taboolib.module.db.local.Local;
+import io.izzel.taboolib.module.db.local.LocalPlayer;
 import io.izzel.taboolib.module.inject.TListener;
-import io.izzel.taboolib.util.item.Items;
 import io.izzel.taboolib.module.locale.logger.TLogger;
 import io.izzel.taboolib.module.tellraw.TellrawJson;
-import io.izzel.taboolib.module.db.yaml.PlayerDataManager;
-import io.izzel.taboolib.module.db.yaml.PluginDataManager;
+import io.izzel.taboolib.util.item.Items;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerCommandPreprocessEvent;
@@ -25,8 +25,8 @@ public class ListenerPlayerCommand implements Listener {
             if (Version.isAfter(Version.v1_8)) {
                 e.setCancelled(true);
             }
-            PluginDataManager.saveAllCaches();
-            PlayerDataManager.saveAllCaches(true, false);
+            Local.saveFiles();
+            LocalPlayer.saveFiles();
             TLogger.getGlobalLogger().info("Successfully.");
         } else if (e.getCommand().equalsIgnoreCase("tDebug")) {
             if (Version.isAfter(Version.v1_8)) {
@@ -39,9 +39,6 @@ public class ListenerPlayerCommand implements Listener {
                 TabooLibAPI.setDebug(true);
                 TLogger.getGlobalLogger().info("&aEnabled.");
             }
-        } else if (e.getCommand().equalsIgnoreCase("tExceptionEvent")) {
-            e.setCancelled(true);
-            throw new IllegalStateException("TabooLib Example Exception");
         }
     }
 
diff --git a/src/main/scala/io/izzel/taboolib/common/listener/ListenerPlayerJump.java b/src/main/scala/io/izzel/taboolib/common/listener/ListenerPlayerJump.java
index 05f8c56..34b9521 100644
--- a/src/main/scala/io/izzel/taboolib/common/listener/ListenerPlayerJump.java
+++ b/src/main/scala/io/izzel/taboolib/common/listener/ListenerPlayerJump.java
@@ -36,7 +36,6 @@ public class ListenerPlayerJump implements Listener {
                 } else if (this.cooldown.get(event.getPlayer()) <= System.currentTimeMillis()) {
                     this.cooldown.put(event.getPlayer(), System.currentTimeMillis() + 350L);
                     PlayerJumpEvent evt = new PlayerJumpEvent(event.isCancelled(), event.getPlayer());
-
                     Bukkit.getPluginManager().callEvent(evt);
                     if (evt.isCancelled()) {
                         event.setTo(event.getFrom());
diff --git a/src/main/scala/io/izzel/taboolib/module/db/local/Local.java b/src/main/scala/io/izzel/taboolib/module/db/local/Local.java
new file mode 100644
index 0000000..b8f2a74
--- /dev/null
+++ b/src/main/scala/io/izzel/taboolib/module/db/local/Local.java
@@ -0,0 +1,42 @@
+package io.izzel.taboolib.module.db.local;
+
+import com.google.common.collect.Maps;
+import com.sun.istack.internal.NotNull;
+import io.izzel.taboolib.module.inject.TSchedule;
+import io.izzel.taboolib.util.Ref;
+
+import java.util.Map;
+import java.util.Optional;
+
+/**
+ * @Author 坏黑
+ * @Since 2019-07-06 15:24
+ */
+public class Local  {
+
+    private static Map<String, LocalPlugin> plugins = Maps.newConcurrentMap();
+
+    @TSchedule(delay = 20 * 30, period = 20 * 30, async = true)
+    public static void saveFiles() {
+        plugins.values().forEach(LocalPlugin::saveFiles);
+    }
+
+    public static void saveFiles(String name) {
+        Optional.ofNullable(plugins.get(name)).ifPresent(LocalPlugin::saveFiles);
+    }
+
+    public static void clearFiles(String name) {
+        Optional.ofNullable(plugins.remove(name)).ifPresent(LocalPlugin::clearFiles);
+    }
+
+    @NotNull
+    public static LocalPlugin get(String name) {
+        return plugins.computeIfAbsent(name, LocalPlugin::new);
+    }
+
+    @NotNull
+    public static LocalPlugin get() {
+        Class<?> callerClass = Ref.getCallerClass(3).orElse(null);
+        return get(callerClass == null ? "TabooLib" : Ref.getCallerPlugin(callerClass).getName());
+    }
+}
diff --git a/src/main/scala/io/izzel/taboolib/module/db/local/LocalFile.java b/src/main/scala/io/izzel/taboolib/module/db/local/LocalFile.java
new file mode 100644
index 0000000..96127f8
--- /dev/null
+++ b/src/main/scala/io/izzel/taboolib/module/db/local/LocalFile.java
@@ -0,0 +1,18 @@
+package io.izzel.taboolib.module.db.local;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * @Author sky
+ * @Since 2018-09-14 23:45
+ */
+@Target(ElementType.FIELD)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface LocalFile {
+
+    String value();
+
+}
\ No newline at end of file
diff --git a/src/main/scala/io/izzel/taboolib/module/db/local/LocalLoader.java b/src/main/scala/io/izzel/taboolib/module/db/local/LocalLoader.java
new file mode 100644
index 0000000..940e37e
--- /dev/null
+++ b/src/main/scala/io/izzel/taboolib/module/db/local/LocalLoader.java
@@ -0,0 +1,41 @@
+package io.izzel.taboolib.module.db.local;
+
+import io.izzel.taboolib.TabooLibLoader;
+import io.izzel.taboolib.module.locale.logger.TLogger;
+import org.bukkit.plugin.Plugin;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+
+/**
+ * @Author 坏黑
+ * @Since 2019-07-06 17:35
+ */
+public class LocalLoader implements TabooLibLoader.Loader {
+
+    @Override
+    public void preLoad(Plugin plugin, Class<?> loadClass) {
+        for (Field field : loadClass.getDeclaredFields()) {
+            LocalFile annotation = field.getAnnotation(LocalFile.class);
+            if (annotation == null) {
+                continue;
+            }
+            Object instance = null;
+            // 如果是非静态类型
+            if (!Modifier.isStatic(field.getModifiers())) {
+                // 是否为主类
+                if (loadClass.equals(plugin.getClass())) {
+                    instance = plugin;
+                } else {
+                    TLogger.getGlobalLogger().error(field.getName() + " is not a static field. (" + loadClass.getName() + ")");
+                    continue;
+                }
+            }
+            field.setAccessible(true);
+            try {
+                field.set(instance, Local.get(plugin.getName()).get(annotation.value()));
+            } catch (IllegalAccessException ignored) {
+            }
+        }
+    }
+}
diff --git a/src/main/scala/io/izzel/taboolib/module/db/local/LocalPlayer.java b/src/main/scala/io/izzel/taboolib/module/db/local/LocalPlayer.java
new file mode 100644
index 0000000..e18a3f9
--- /dev/null
+++ b/src/main/scala/io/izzel/taboolib/module/db/local/LocalPlayer.java
@@ -0,0 +1,75 @@
+package io.izzel.taboolib.module.db.local;
+
+import com.google.common.collect.Maps;
+import com.sun.istack.internal.NotNull;
+import io.izzel.taboolib.TabooLib;
+import io.izzel.taboolib.TabooLibAPI;
+import io.izzel.taboolib.module.inject.TSchedule;
+import io.izzel.taboolib.util.Files;
+import me.skymc.taboolib.database.PlayerDataManager;
+import org.bukkit.Bukkit;
+import org.bukkit.OfflinePlayer;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.entity.Player;
+
+import java.io.File;
+import java.util.Map;
+import java.util.UUID;
+
+/**
+ * @Author 坏黑
+ * @Since 2019-07-06 17:43
+ */
+public class LocalPlayer {
+
+    private static Map<String, FileConfiguration> files = Maps.newConcurrentMap();
+
+    @NotNull
+    public static FileConfiguration get(OfflinePlayer player) {
+        return TabooLibAPI.isOriginLoaded() ? PlayerDataManager.getPlayerData(player) : files.computeIfAbsent(toName(player), n -> Files.load(toFile(n)));
+    }
+
+    @TSchedule(delay = 20 * 30, period = 20 * 30, async = true)
+    public static void saveFiles() {
+        files.forEach((name, file) -> {
+            try {
+                file.save(toFile(name));
+            } catch (Throwable t) {
+                t.printStackTrace();
+            }
+        });
+    }
+
+    @TSchedule(delay = 20 * 30, period = 20 * 30, async = true)
+    public static void checkFile() {
+        files.forEach((name, file) -> {
+            if (toPlayer(name) == null) {
+                try {
+                    files.remove(name).save(toFile(name));
+                } catch (Throwable t) {
+                    t.printStackTrace();
+                }
+            }
+        });
+    }
+
+    public static File getFolder() {
+        return Files.folder(TabooLib.getConfig().getString("LOCAL-PLAYER"));
+    }
+
+    private static File toFile(String name) {
+        return Files.file(getFolder(), name + ".yml");
+    }
+
+    private static String toName(OfflinePlayer player) {
+        return isUniqueIdMode() ? player.getUniqueId().toString() : player.getName();
+    }
+
+    private static boolean isUniqueIdMode() {
+        return TabooLib.getConfig().getBoolean("LOCAL-PLAYER-UUID");
+    }
+
+    private static Player toPlayer(String name) {
+        return isUniqueIdMode() ? Bukkit.getPlayer(UUID.fromString(name)) : Bukkit.getPlayerExact(name);
+    }
+}
diff --git a/src/main/scala/io/izzel/taboolib/module/db/local/LocalPlugin.java b/src/main/scala/io/izzel/taboolib/module/db/local/LocalPlugin.java
new file mode 100644
index 0000000..1fa2639
--- /dev/null
+++ b/src/main/scala/io/izzel/taboolib/module/db/local/LocalPlugin.java
@@ -0,0 +1,77 @@
+package io.izzel.taboolib.module.db.local;
+
+import com.google.common.collect.Maps;
+import com.sun.istack.internal.NotNull;
+import io.izzel.taboolib.util.Files;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+
+import javax.annotation.Nullable;
+import java.io.File;
+import java.util.Map;
+
+/**
+ * @Author 坏黑
+ * @Since 2019-07-06 16:55
+ */
+public class LocalPlugin {
+
+    private String name;
+    private Map<String, FileConfiguration> files = Maps.newConcurrentMap();
+
+    public LocalPlugin(String name) {
+        this.name = name;
+    }
+
+    @NotNull
+    public FileConfiguration get(String name) {
+        return files.computeIfAbsent(fixName(name), n -> Files.load(toFile(n)));
+    }
+
+    @NotNull
+    public FileConfiguration getFile(String name) {
+        return files.getOrDefault(fixName(name), new YamlConfiguration());
+    }
+
+    @NotNull
+    public FileConfiguration addFile(String name) {
+        FileConfiguration file = Files.load(toFile(name));
+        files.put(fixName(name), file);
+        return file;
+    }
+
+    @Nullable
+    public FileConfiguration clearFile(String name) {
+        return files.remove(fixName(name));
+    }
+
+    public void clearFiles() {
+        files.clear();
+    }
+
+    public void saveFiles() {
+        files.forEach((name, file) -> {
+            try {
+                file.save(toFile(name));
+            } catch (Throwable t) {
+                t.printStackTrace();
+            }
+        });
+    }
+
+    private File toFile(String name) {
+        return Files.file("plugins/" + this.name + "/" + fixName(name));
+    }
+
+    private String fixName(String name) {
+        return name.endsWith(".yml") ? name : name + ".yml";
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public Map<String, FileConfiguration> getFiles() {
+        return files;
+    }
+}
diff --git a/src/main/scala/io/izzel/taboolib/module/db/source/HikariHandler.java b/src/main/scala/io/izzel/taboolib/module/db/source/DBSource.java
similarity index 85%
rename from src/main/scala/io/izzel/taboolib/module/db/source/HikariHandler.java
rename to src/main/scala/io/izzel/taboolib/module/db/source/DBSource.java
index 362c002..874f47c 100644
--- a/src/main/scala/io/izzel/taboolib/module/db/source/HikariHandler.java
+++ b/src/main/scala/io/izzel/taboolib/module/db/source/DBSource.java
@@ -17,18 +17,18 @@ import java.util.concurrent.ConcurrentHashMap;
  * @Author sky
  * @Since 2018-05-16 21:59
  */
-public class HikariHandler {
+public class DBSource {
 
     @TInject("datasource.yml")
     private static TConfig settings;
-    private static ConcurrentHashMap<IHost, MapDataSource> dataSource = new ConcurrentHashMap<>();
+    private static ConcurrentHashMap<IHost, DBSourceData> dataSource = new ConcurrentHashMap<>();
 
-    public static DataSource createDataSource(IHost host) {
-        return createDataSource(host, null);
+    public static DataSource create(IHost host) {
+        return create(host, null);
     }
 
-    public static HikariDataSource createDataSource(IHost host, HikariConfig hikariConfig) {
-        MapDataSource mapDataSource = dataSource.computeIfAbsent(host, x -> new MapDataSource(x, new HikariDataSource(hikariConfig == null ? createConfig(host) : hikariConfig)));
+    public static DataSource create(IHost host, HikariConfig hikariConfig) {
+        DBSourceData mapDataSource = dataSource.computeIfAbsent(host, x -> new DBSourceData(x, new HikariDataSource(hikariConfig == null ? createConfig(host) : hikariConfig)));
         mapDataSource.getActivePlugin().getAndIncrement();
         if (mapDataSource.getActivePlugin().get() == 1) {
             TLocale.Logger.info("MYSQL-HIKARI.CREATE-SUCCESS", host.getPlugin().getName(), host.getConnectionUrlSimple());
@@ -44,7 +44,7 @@ public class HikariHandler {
 
     public static void closeDataSource(IHost host) {
         if (host != null && dataSource.containsKey(host)) {
-            MapDataSource mapDataSource = dataSource.get(host);
+            DBSourceData mapDataSource = dataSource.get(host);
             if (mapDataSource.getActivePlugin().getAndDecrement() <= 1) {
                 mapDataSource.getHikariDataSource().close();
                 dataSource.remove(host);
@@ -89,7 +89,7 @@ public class HikariHandler {
     //
     // *********************************
 
-    public static ConcurrentHashMap<IHost, MapDataSource> getDataSource() {
+    public static ConcurrentHashMap<IHost, DBSourceData> getDataSource() {
         return dataSource;
     }
 
diff --git a/src/main/scala/io/izzel/taboolib/module/db/source/MapDataSource.java b/src/main/scala/io/izzel/taboolib/module/db/source/DBSourceData.java
similarity index 88%
rename from src/main/scala/io/izzel/taboolib/module/db/source/MapDataSource.java
rename to src/main/scala/io/izzel/taboolib/module/db/source/DBSourceData.java
index 38cb738..909e16b 100644
--- a/src/main/scala/io/izzel/taboolib/module/db/source/MapDataSource.java
+++ b/src/main/scala/io/izzel/taboolib/module/db/source/DBSourceData.java
@@ -9,13 +9,13 @@ import java.util.concurrent.atomic.AtomicInteger;
  * @Author sky
  * @Since 2018-05-17 23:47
  */
-public class MapDataSource {
+public class DBSourceData {
 
     private IHost host;
     private AtomicInteger activePlugin;
     private HikariDataSource hikariDataSource;
 
-    MapDataSource(IHost host, HikariDataSource hikariDataSource) {
+    DBSourceData(IHost host, HikariDataSource hikariDataSource) {
         this.host = host;
         this.activePlugin = new AtomicInteger();
         this.hikariDataSource = hikariDataSource;
diff --git a/src/main/scala/io/izzel/taboolib/module/db/yaml/PlayerDataManager.java b/src/main/scala/io/izzel/taboolib/module/db/yaml/PlayerDataManager.java
deleted file mode 100644
index 8779240..0000000
--- a/src/main/scala/io/izzel/taboolib/module/db/yaml/PlayerDataManager.java
+++ /dev/null
@@ -1,95 +0,0 @@
-package io.izzel.taboolib.module.db.yaml;
-
-import io.izzel.taboolib.TabooLib;
-import io.izzel.taboolib.module.inject.TListener;
-import io.izzel.taboolib.common.event.PlayerLoadedEvent;
-import io.izzel.taboolib.util.Files;
-import org.bukkit.Bukkit;
-import org.bukkit.configuration.file.FileConfiguration;
-import org.bukkit.configuration.file.YamlConfiguration;
-import org.bukkit.entity.Player;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.Listener;
-import org.bukkit.event.player.PlayerJoinEvent;
-import org.bukkit.event.player.PlayerQuitEvent;
-
-import java.io.File;
-import java.util.UUID;
-import java.util.concurrent.ConcurrentHashMap;
-
-@TListener
-public class PlayerDataManager implements Listener {
-
-    private static final ConcurrentHashMap<String, FileConfiguration> PLAYER_DATA = new ConcurrentHashMap<>();
-
-    public static UsernameType getUsernameType() {
-        return TabooLib.getConfig().getBoolean("ENABLE-UUID") ? UsernameType.UUID : UsernameType.USERNAME;
-    }
-
-    public static FileConfiguration getPlayerData(Player player) {
-        return getUsernameType() == UsernameType.UUID ? loadPlayerData(player.getUniqueId().toString()) : loadPlayerData(player.getName());
-    }
-
-    public static FileConfiguration loadPlayerData(String username) {
-        return PLAYER_DATA.computeIfAbsent(username, n -> YamlConfiguration.loadConfiguration(Files.file(TabooLib.getInst().getPlayerDataFolder(), username + ".yml")));
-    }
-
-    public static void savePlayerData(String username, boolean remove) {
-        // 没有数据
-        if (!PLAYER_DATA.containsKey(username)) {
-            return;
-        }
-        // 读取文件
-        File file = Files.file(TabooLib.getInst().getPlayerDataFolder(), username + ".yml");
-        // 保存配置
-        try {
-            PLAYER_DATA.get(username).save(file);
-        } catch (Throwable t) {
-            t.printStackTrace();
-        }
-        // 获取玩家
-        Player player = getUsernameType() == UsernameType.UUID ? Bukkit.getPlayer(UUID.fromString(username)) : Bukkit.getPlayerExact(username);
-        // 移除数据
-        if (remove || player == null) {
-            PLAYER_DATA.remove(username);
-        }
-    }
-
-    public static void saveAllCaches(boolean sync, boolean remove) {
-        if (sync) {
-            Bukkit.getScheduler().runTaskAsynchronously(TabooLib.getPlugin(), () -> PLAYER_DATA.keySet().forEach(name -> savePlayerData(name, false)));
-        } else {
-            PLAYER_DATA.keySet().forEach(name -> savePlayerData(name, false));
-        }
-    }
-
-    public static void saveAllPlayers(boolean sync, boolean remove) {
-        if (sync) {
-            Bukkit.getScheduler().runTaskAsynchronously(TabooLib.getPlugin(), () -> Bukkit.getOnlinePlayers().forEach(player -> savePlayerData(TabooLib.getConfig().getBoolean("ENABLE-UUID") ? player.getUniqueId().toString() : player.getName(), remove)));
-        } else {
-            Bukkit.getOnlinePlayers().forEach(player -> savePlayerData(TabooLib.getConfig().getBoolean("ENABLE-UUID") ? player.getUniqueId().toString() : player.getName(), remove));
-        }
-    }
-
-    @EventHandler
-    public void join(PlayerJoinEvent e) {
-        Bukkit.getScheduler().runTaskAsynchronously(TabooLib.getPlugin(), () -> {
-            // 载入数据
-            loadPlayerData(TabooLib.getConfig().getBoolean("ENABLE-UUID") ? e.getPlayer().getUniqueId().toString() : e.getPlayer().getName());
-            // 载入完成
-            Bukkit.getPluginManager().callEvent(new PlayerLoadedEvent(e.getPlayer()));
-        });
-    }
-
-    @EventHandler
-    public void quit(PlayerQuitEvent e) {
-        Bukkit.getScheduler().runTaskAsynchronously(TabooLib.getPlugin(), () -> {
-            // 保存数据
-            savePlayerData(TabooLib.getConfig().getBoolean("ENABLE-UUID") ? e.getPlayer().getUniqueId().toString() : e.getPlayer().getName(), true);
-        });
-    }
-
-    public enum UsernameType {
-        UUID, USERNAME
-    }
-}
diff --git a/src/main/scala/io/izzel/taboolib/module/db/yaml/PluginDataManager.java b/src/main/scala/io/izzel/taboolib/module/db/yaml/PluginDataManager.java
deleted file mode 100644
index d199bcc..0000000
--- a/src/main/scala/io/izzel/taboolib/module/db/yaml/PluginDataManager.java
+++ /dev/null
@@ -1,83 +0,0 @@
-package io.izzel.taboolib.module.db.yaml;
-
-import io.izzel.taboolib.TabooLib;
-import io.izzel.taboolib.module.locale.TLocale;
-import io.izzel.taboolib.util.Files;
-import org.bukkit.Bukkit;
-import org.bukkit.configuration.file.FileConfiguration;
-import org.bukkit.configuration.file.YamlConfiguration;
-import org.bukkit.plugin.Plugin;
-
-import java.io.File;
-import java.io.IOException;
-import java.util.HashMap;
-import java.util.concurrent.ConcurrentHashMap;
-
-public class PluginDataManager {
-
-    public static final ConcurrentHashMap<String, HashMap<String, FileConfiguration>> CACHE_DATA_PLUGIN = new ConcurrentHashMap<>();
-
-    public static void saveAllCaches(Plugin plugin) {
-        saveAllCaches(plugin, false);
-    }
-
-    public static void saveAllCaches(Plugin plugin, boolean remove) {
-        if (plugin == null || !CACHE_DATA_PLUGIN.containsKey(plugin.getName())) {
-            return;
-        }
-        for (String fileName : CACHE_DATA_PLUGIN.get(plugin.getName()).keySet()) {
-            saveConfiguration(CACHE_DATA_PLUGIN.get(plugin.getName()).get(fileName), Files.file(getDataSaveFolder(plugin), fileName));
-        }
-        if (remove) {
-            CACHE_DATA_PLUGIN.remove(plugin.getName());
-        }
-    }
-
-    public static void saveAllCaches() {
-        saveAllCaches(false);
-    }
-
-    public static void saveAllCaches(boolean remove) {
-        CACHE_DATA_PLUGIN.keySet().forEach(plugin -> saveAllCaches(getFixedPlugin(plugin), remove));
-    }
-
-    public static void saveConfiguration(FileConfiguration conf, File file) {
-        try {
-            conf.save(file);
-        } catch (IOException e) {
-            TLocale.Logger.error("DATA-UTILS.FAIL-SAVE-FILE", file.getName(), e.toString());
-        }
-    }
-
-    public static String getFixedFileName(String name) {
-        return name.contains(".") ? name : name + ".yml";
-    }
-
-    public static Plugin getFixedPlugin(String pluginName) {
-        return Bukkit.getPluginManager().getPlugin(pluginName) == null ? TabooLib.getPlugin() : Bukkit.getPluginManager().getPlugin(pluginName);
-    }
-
-    public static File getDataSaveFolder(Plugin plugin) {
-        return plugin == null || plugin.getName().equals("TabooLib") ? TabooLib.getInst().getServerDataFolder() : plugin.getDataFolder();
-    }
-
-    public static String getDataSaveKey(Plugin plugin) {
-        return plugin == null ? "TabooLib" : plugin.getName();
-    }
-
-    public static FileConfiguration addPluginData(String name, Plugin plugin) {
-        return setPluginData(getFixedFileName(name), plugin, YamlConfiguration.loadConfiguration(Files.file(getDataSaveFolder(plugin), getFixedFileName(name))));
-    }
-
-    public static FileConfiguration getPluginData(String name, Plugin plugin) {
-        return !CACHE_DATA_PLUGIN.containsKey(getDataSaveKey(plugin)) ? new YamlConfiguration() : CACHE_DATA_PLUGIN.get(getDataSaveKey(plugin)).get(getFixedFileName(name));
-    }
-
-    public static FileConfiguration setPluginData(String name, Plugin plugin, FileConfiguration conf) {
-        if (!CACHE_DATA_PLUGIN.containsKey(getDataSaveKey(plugin))) {
-            CACHE_DATA_PLUGIN.put(getDataSaveKey(plugin), new HashMap<>());
-        }
-        CACHE_DATA_PLUGIN.get(getDataSaveKey(plugin)).put(getFixedFileName(name), conf);
-        return conf;
-    }
-}
diff --git a/src/main/scala/io/izzel/taboolib/module/inject/TInjectLoader.java b/src/main/scala/io/izzel/taboolib/module/inject/TInjectLoader.java
index 1c62ee1..acb4189 100644
--- a/src/main/scala/io/izzel/taboolib/module/inject/TInjectLoader.java
+++ b/src/main/scala/io/izzel/taboolib/module/inject/TInjectLoader.java
@@ -103,7 +103,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
                 if (pluginClass.equals(plugin.getClass())) {
                     instance = plugin;
                 } else {
-                    TLogger.getGlobalLogger().error(declaredField.getName() + " is not a static field. (" + declaredField.getType().getName() + ")");
+                    TLogger.getGlobalLogger().error(declaredField.getName() + " is not a static field. (" + pluginClass.getName() + ")");
                     continue;
                 }
             }
@@ -125,7 +125,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
                 if (pluginClass.equals(plugin.getClass())) {
                     instance = plugin;
                 } else {
-                    TLogger.getGlobalLogger().error(declaredField.getName() + " is not a static field. (" + declaredField.getType().getName() + ")");
+                    TLogger.getGlobalLogger().error(declaredField.getName() + " is not a static field. (" + pluginClass.getName() + ")");
                     continue;
                 }
             }
@@ -133,7 +133,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
             if (tInjectTask != null) {
                 inject(plugin, declaredField, instance, annotation, tInjectTask);
             } else {
-                TLogger.getGlobalLogger().error(declaredField.getName() + " is an invalid inject type. (" + declaredField.getType().getName() + ")");
+                TLogger.getGlobalLogger().error(declaredField.getName() + " is an invalid inject type. (" + pluginClass.getName() + ")");
             }
         }
     }
diff --git a/src/main/scala/io/izzel/taboolib/module/lite/SimpleI18n.java b/src/main/scala/io/izzel/taboolib/module/lite/SimpleI18n.java
index 1066f8e..5a4ce65 100644
--- a/src/main/scala/io/izzel/taboolib/module/lite/SimpleI18n.java
+++ b/src/main/scala/io/izzel/taboolib/module/lite/SimpleI18n.java
@@ -4,7 +4,7 @@ import io.izzel.taboolib.TabooLib;
 import io.izzel.taboolib.Version;
 import io.izzel.taboolib.module.locale.TLocaleLoader;
 import io.izzel.taboolib.module.inject.TFunction;
-import io.izzel.taboolib.module.nms.NMSHandler;
+import io.izzel.taboolib.module.nms.NMS;
 import io.izzel.taboolib.module.nms.nbt.NBTCompound;
 import io.izzel.taboolib.util.Files;
 import org.bukkit.configuration.file.FileConfiguration;
@@ -34,7 +34,7 @@ public class SimpleI18n {
         if (localeFile == null) {
             lang = new YamlConfiguration();
         } else {
-            lang = Files.load(TabooLib.getPlugin(), localeFile);
+            lang = Files.load(localeFile);
         }
         if (lang.getInt("version") < 3 && !released) {
             released = true;
@@ -56,7 +56,7 @@ public class SimpleI18n {
     }
 
     public static String getName(Entity entity) {
-        return entity == null ? "-" : lang.getString(NMSHandler.getHandler().getName(entity).replace(".", "_"), entity.getName());
+        return entity == null ? "-" : lang.getString(NMS.getHandler().getName(entity).replace(".", "_"), entity.getName());
     }
 
     public static String getName(ItemStack item) {
@@ -69,7 +69,7 @@ public class SimpleI18n {
         }
         if (!Version.isAfter(Version.v1_11)) {
             if (item.getType().name().equals("MONSTER_EGG")) {
-                NBTCompound nbtCompound = NMSHandler.getHandler().loadNBT(item);
+                NBTCompound nbtCompound = NMS.getHandler().loadNBT(item);
                 if (nbtCompound.containsKey("EntityTag")) {
                     return lang.getString("item_monsterPlacer_name") + " " + lang.getString("entity_" + nbtCompound.get("EntityTag").asCompound().get("id").asString() + "_name");
                 }
@@ -79,11 +79,11 @@ public class SimpleI18n {
             if (itemMeta instanceof SpawnEggMeta) {
                 String spawnEggType = lang.getString("entity_" + ((SpawnEggMeta) itemMeta).getSpawnedType().getEntityClass().getSimpleName().replace(".", "_") + "_name");
                 if (spawnEggType != null) {
-                    return lang.getString(NMSHandler.getHandler().getName(item).replace(".", "_"), item.getType().name().toLowerCase().replace("_", "")) + " " + spawnEggType;
+                    return lang.getString(NMS.getHandler().getName(item).replace(".", "_"), item.getType().name().toLowerCase().replace("_", "")) + " " + spawnEggType;
                 }
             }
         }
-        return lang.getString(NMSHandler.getHandler().getName(item).replace(".", "_"), item.getType().name().toLowerCase().replace("_", ""));
+        return lang.getString(NMS.getHandler().getName(item).replace(".", "_"), item.getType().name().toLowerCase().replace("_", ""));
     }
 
     private static void releaseLocales(Plugin plugin) {
diff --git a/src/main/scala/io/izzel/taboolib/module/locale/TLocale.java b/src/main/scala/io/izzel/taboolib/module/locale/TLocale.java
index 92ab8b1..450adf6 100644
--- a/src/main/scala/io/izzel/taboolib/module/locale/TLocale.java
+++ b/src/main/scala/io/izzel/taboolib/module/locale/TLocale.java
@@ -2,7 +2,7 @@ package io.izzel.taboolib.module.locale;
 
 import io.izzel.taboolib.TabooLib;
 import io.izzel.taboolib.module.locale.logger.TLoggerManager;
-import io.izzel.taboolib.module.nms.NMSHandler;
+import io.izzel.taboolib.module.nms.NMS;
 import io.izzel.taboolib.module.tellraw.TellrawCreator;
 import io.izzel.taboolib.util.Ref;
 import io.izzel.taboolib.util.Strings;
@@ -96,11 +96,11 @@ public class TLocale {
         }
 
         public static void sendTitle(Player player, String title, String subTitle, int fadein, int stay, int fadeout) {
-            NMSHandler.getHandler().sendTitle(player, title, fadein, stay, fadeout, subTitle, fadein, stay, fadeout);
+            NMS.getHandler().sendTitle(player, title, fadein, stay, fadeout, subTitle, fadein, stay, fadeout);
         }
 
         public static void sendActionBar(Player player, String text) {
-            NMSHandler.getHandler().sendActionBar(player, text);
+            NMS.getHandler().sendActionBar(player, text);
         }
     }
 
diff --git a/src/main/scala/io/izzel/taboolib/module/locale/TLocaleLoader.java b/src/main/scala/io/izzel/taboolib/module/locale/TLocaleLoader.java
index e6cd9b3..51e5d1b 100644
--- a/src/main/scala/io/izzel/taboolib/module/locale/TLocaleLoader.java
+++ b/src/main/scala/io/izzel/taboolib/module/locale/TLocaleLoader.java
@@ -74,13 +74,13 @@ public class TLocaleLoader {
                     return;
                 }
                 // 加载文件
-                YamlConfiguration localeConfiguration = Files.loadYaml(plugin, localeFile);
+                YamlConfiguration localeConfiguration = Files.loadYaml(localeFile);
                 YamlConfiguration localeConfigurationAtStream = getLocaleAtStream(plugin, localeFile);
                 // 载入配置
                 loadPluginLocale(plugin, localeFile, localeConfiguration, localeConfigurationAtStream);
                 // 注册监听
                 TConfigWatcher.getInst().removeListener(localeFile);
-                TConfigWatcher.getInst().addListener(localeFile, null, obj -> loadPluginLocale(plugin, localeFile, Files.loadYaml(plugin, localeFile), getLocaleAtStream(plugin, localeFile)));
+                TConfigWatcher.getInst().addListener(localeFile, null, obj -> loadPluginLocale(plugin, localeFile, Files.loadYaml(localeFile), getLocaleAtStream(plugin, localeFile)));
             }
         } catch (Exception e) {
             errorLogger("ERROR-LOADING-LANG", plugin.getName(), e.toString() + "\n" + e.getStackTrace()[0].toString());
diff --git a/src/main/scala/io/izzel/taboolib/module/nms/NMSHandler.java b/src/main/scala/io/izzel/taboolib/module/nms/NMS.java
similarity index 85%
rename from src/main/scala/io/izzel/taboolib/module/nms/NMSHandler.java
rename to src/main/scala/io/izzel/taboolib/module/nms/NMS.java
index ed00ceb..d06a92a 100644
--- a/src/main/scala/io/izzel/taboolib/module/nms/NMSHandler.java
+++ b/src/main/scala/io/izzel/taboolib/module/nms/NMS.java
@@ -13,17 +13,17 @@ import org.bukkit.inventory.ItemStack;
  * @Since 2018-11-09 14:38
  */
 @TFunction(enable = "init")
-public abstract class NMSHandler {
+public abstract class NMS {
 
-    private static NMSHandler handler;
+    private static NMS handler;
 
-    public static NMSHandler getHandler() {
+    public static NMS getHandler() {
         return handler;
     }
 
     static void init() {
         try {
-            handler = (NMSHandler) SimpleVersionControl.createNMS("io.izzel.taboolib.module.nms.NMSHandlerImpl").translate().newInstance();
+            handler = (NMS) SimpleVersionControl.createNMS("io.izzel.taboolib.module.nms.NMSHandlerImpl").translate().newInstance();
         } catch (Exception e) {
             e.printStackTrace();
         }
diff --git a/src/main/scala/io/izzel/taboolib/module/nms/NMSHandlerImpl.java b/src/main/scala/io/izzel/taboolib/module/nms/NMSImpl.java
similarity index 99%
rename from src/main/scala/io/izzel/taboolib/module/nms/NMSHandlerImpl.java
rename to src/main/scala/io/izzel/taboolib/module/nms/NMSImpl.java
index bf307f0..e42f5e6 100644
--- a/src/main/scala/io/izzel/taboolib/module/nms/NMSHandlerImpl.java
+++ b/src/main/scala/io/izzel/taboolib/module/nms/NMSImpl.java
@@ -31,7 +31,7 @@ import java.util.Map;
  * @Author 坏黑
  * @Since 2018-11-09 14:42
  */
-public class NMSHandlerImpl extends NMSHandler {
+public class NMSImpl extends NMS {
 
     private Field entityTypesField;
 
@@ -49,7 +49,7 @@ public class NMSHandlerImpl extends NMSHandler {
         SimpleReflection.saveField(NBTTagCompound.class);
     }
 
-    public NMSHandlerImpl() {
+    public NMSImpl() {
         if (Version.isAfter(Version.v1_13)) {
             SimpleReflection.saveField(net.minecraft.server.v1_12_R1.Entity.class);
             for (Field declaredField : SimpleReflection.getFields(net.minecraft.server.v1_12_R1.Entity.class).values()) {
diff --git a/src/main/scala/io/izzel/taboolib/util/Files.java b/src/main/scala/io/izzel/taboolib/util/Files.java
index b980a23..c01d766 100644
--- a/src/main/scala/io/izzel/taboolib/util/Files.java
+++ b/src/main/scala/io/izzel/taboolib/util/Files.java
@@ -1,10 +1,7 @@
 package io.izzel.taboolib.util;
 
 import io.izzel.taboolib.TabooLib;
-import io.izzel.taboolib.module.locale.TLocale;
 import io.izzel.taboolib.common.plugin.InternalPlugin;
-import io.izzel.taboolib.util.eagletdl.EagletTask;
-import io.izzel.taboolib.util.eagletdl.ProgressEvent;
 import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.plugin.Plugin;
@@ -238,44 +235,19 @@ public class Files {
         return null;
     }
 
-    public static void download(String url, File file) {
-        download(url, file, false);
-    }
-
-    public static void download(String url, File file, boolean async) {
-        EagletTask eagletTask = new EagletTask()
-                .url(url)
-                .file(file)
-                .setThreads(8)
-                .setOnError(event -> {
-                })
-                .setOnConnected(event -> TLocale.Logger.info("UTIL.DOWNLOAD-CONNECTED", file.getName(), ProgressEvent.format(event.getContentLength())))
-                .setOnProgress(event -> TLocale.Logger.info("UTIL.DOWNLOAD-PROGRESS", event.getSpeedFormatted(), event.getPercentageFormatted()))
-                .setOnComplete(event -> {
-                    if (event.isSuccess()) {
-                        TLocale.Logger.info("UTIL.DOWNLOAD-SUCCESS", file.getName());
-                    } else {
-                        TLocale.Logger.error("UTIL.DOWNLOAD-FAILED", file.getName());
-                    }
-                }).start();
-        if (!async) {
-            eagletTask.waitUntil();
-        }
+    public static String encodeYAML(FileConfiguration file) {
+        return Base64Coder.encodeLines(file.saveToString().getBytes()).replaceAll("\\s+", "");
     }
 
     public static FileConfiguration decodeYAML(String args) {
         return YamlConfiguration.loadConfiguration(new StringReader(Base64Coder.decodeString(args)));
     }
 
-    public static String encodeYAML(FileConfiguration file) {
-        return Base64Coder.encodeLines(file.saveToString().getBytes()).replaceAll("\\s+", "");
+    public static FileConfiguration load(File file) {
+        return loadYaml(file);
     }
 
-    public static FileConfiguration load(Plugin plugin, File file) {
-        return loadYaml(plugin, file);
-    }
-
-    public static YamlConfiguration loadYaml(Plugin plugin, File file) {
+    public static YamlConfiguration loadYaml( File file) {
         YamlConfiguration configuration = new YamlConfiguration();
         try {
             String yaml = com.google.common.io.Files.toString(file, Charset.forName("utf-8"));
diff --git a/src/main/scala/io/izzel/taboolib/util/item/Items.java b/src/main/scala/io/izzel/taboolib/util/item/Items.java
index b0d5362..19da110 100644
--- a/src/main/scala/io/izzel/taboolib/util/item/Items.java
+++ b/src/main/scala/io/izzel/taboolib/util/item/Items.java
@@ -3,7 +3,7 @@ package io.izzel.taboolib.util.item;
 import io.izzel.taboolib.Version;
 import io.izzel.taboolib.module.locale.TLocale;
 import io.izzel.taboolib.module.lite.SimpleI18n;
-import io.izzel.taboolib.module.nms.NMSHandler;
+import io.izzel.taboolib.module.nms.NMS;
 import io.izzel.taboolib.module.nms.nbt.NBTBase;
 import io.izzel.taboolib.module.nms.nbt.NBTCompound;
 import io.izzel.taboolib.module.nms.nbt.NBTList;
@@ -232,7 +232,7 @@ public class Items {
         // 元数据
         item.setItemMeta(meta);
         // 数据
-        NBTCompound nbt = NMSHandler.getHandler().loadNBT(item);
+        NBTCompound nbt = NMS.getHandler().loadNBT(item);
         // 物品标签
         if (section.contains("nbt")) {
             for (String name : section.getConfigurationSection("nbt").getKeys(false)) {
@@ -281,6 +281,6 @@ public class Items {
             }
             nbt.put("AttributeModifiers", attr);
         }
-        return NMSHandler.getHandler().saveNBT(item, nbt);
+        return NMS.getHandler().saveNBT(item, nbt);
     }
 }
diff --git a/src/main/scala/io/izzel/taboolib/util/lite/Particles.java b/src/main/scala/io/izzel/taboolib/util/lite/Particles.java
index 3871dfd..c50f66a 100644
--- a/src/main/scala/io/izzel/taboolib/util/lite/Particles.java
+++ b/src/main/scala/io/izzel/taboolib/util/lite/Particles.java
@@ -1,7 +1,7 @@
 package io.izzel.taboolib.util.lite;
 
 import io.izzel.taboolib.Version;
-import io.izzel.taboolib.module.nms.NMSHandler;
+import io.izzel.taboolib.module.nms.NMS;
 import io.izzel.taboolib.module.packet.TPacketHandler;
 import io.izzel.taboolib.util.Reflection;
 import org.bukkit.Bukkit;
@@ -843,7 +843,7 @@ public enum Particles {
                         data = getDustColor((OrdinaryColor) data, size);
                     }
                 }
-                this.packet = NMSHandler.getHandler().toPacketPlayOutWorldParticles(effect.getBukkitParticle(), longDistance, (float) center.getX(), (float) center.getY(), (float) center.getZ(), offsetX, offsetY, offsetZ, speed, amount, data);
+                this.packet = NMS.getHandler().toPacketPlayOutWorldParticles(effect.getBukkitParticle(), longDistance, (float) center.getX(), (float) center.getY(), (float) center.getZ(), offsetX, offsetY, offsetZ, speed, amount, data);
             } catch (Throwable exception) {
                 throw new PacketInstantiationException("Packet instantiation failed", exception);
             }
diff --git a/src/main/scala/io/izzel/taboolib/util/serialize/TSerializer.java b/src/main/scala/io/izzel/taboolib/util/serialize/TSerializer.java
index 6db8e60..d0259ab 100644
--- a/src/main/scala/io/izzel/taboolib/util/serialize/TSerializer.java
+++ b/src/main/scala/io/izzel/taboolib/util/serialize/TSerializer.java
@@ -23,14 +23,14 @@ public class TSerializer {
     private static Map<String, TSerializerElement> generated = Maps.newHashMap();
 
     public static TSerializable read(TSerializable serializable, String serializedString) {
-        SimpleReflection.checkAndSave(serializable.getClass());
         try {
             JsonObject jsonObject = (JsonObject) new JsonParser().parse(serializedString);
             if (jsonObject.has("serializeObject")) {
                 JsonObject serializeObject = jsonObject.getAsJsonObject("serializeObject");
                 for (Map.Entry<String, JsonElement> jsonElementEntry : serializeObject.entrySet()) {
                     try {
-                        Field declaredField = SimpleReflection.getField(serializable.getClass(), jsonElementEntry.getKey());
+                        Field declaredField = serializable.getClass().getDeclaredField(jsonElementEntry.getKey());
+                        declaredField.setAccessible(true);
                         if (declaredField.isAnnotationPresent(DoNotSerialize.class)) {
                             continue;
                         }
@@ -91,7 +91,8 @@ public class TSerializer {
         SimpleReflection.checkAndSave(serializable.getClass());
         JsonObject jsonObject = new JsonObject();
         JsonObject serializeObject = new JsonObject();
-        for (Field declaredField : SimpleReflection.getFields(serializable.getClass()).values()) {
+        for (Field declaredField : serializable.getClass().getDeclaredFields()) {
+            declaredField.setAccessible(true);
             try {
                 if (!declaredField.isAnnotationPresent(DoNotSerialize.class) && !Modifier.isStatic(declaredField.getModifiers())) {
                     Object fieldObject = declaredField.get(serializable);