Merge pull request #32 from Bkm016/patch/java11

Update for JDK 11

build.gradle

@@ -6,7 +6,7 @@ plugins {
 }
 
 group = 'me.skymc'
-version = '5.15'
+version = '5.16'
 
 sourceCompatibility = 1.8
 targetCompatibility = 1.8

src/main/scala/io/izzel/taboolib/client/packet/PacketSerializer.java

@@ -7,6 +7,7 @@ import io.izzel.taboolib.TabooLibAPI;
 import io.izzel.taboolib.TabooLibLoader;
 import io.izzel.taboolib.client.packet.impl.PacketEmpty;
 import io.izzel.taboolib.module.inject.TListener;
+import io.izzel.taboolib.util.Ref;
 import org.bukkit.Bukkit;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
@@ -68,7 +69,7 @@ public class PacketSerializer implements Listener {
         Arrays.stream(packet.getClass().getDeclaredFields()).filter(field -> field.isAnnotationPresent(PacketValue.class)).forEach(field -> {
             field.setAccessible(true);
             try {
-                Object obj = field.get(packet);
+                Object obj = Ref.getField(packet, field);
                 if (obj instanceof Number) {
                     json.addProperty(field.getName(), (Number) obj);
                 } else if (obj instanceof Boolean) {

src/main/scala/io/izzel/taboolib/common/listener/ListenerCommand.java

@@ -62,10 +62,10 @@ public class ListenerCommand implements Listener {
                 TabooLibAPI.debug(true);
                 TLogger.getGlobalLogger().info("&aEnabled.");
             }
-        } else if ("libupdate".equalsIgnoreCase(e.getCommand())) {
+        } else if (e.getCommand().equalsIgnoreCase("libUpdate")) {
             e.setCancelled(true);
-            e.getSender().sendMessage("§8[§fTabooLib§8] §cWARNING §7| §4Update TabooLib will force to restart your server. Please confirm this action by type §c/libupdateConfirm");
+            e.getSender().sendMessage("§8[§fTabooLib§8] §cWARNING §7| §4Update TabooLib will force to restart your server. Please confirm this action by type §c/libupdateconfirm");
-        } else if ("libupdateConfirm".equalsIgnoreCase(e.getCommand()) || "libupdate confirm".equalsIgnoreCase(e.getCommand())) {
+        } else if (e.getCommand().equalsIgnoreCase("libUpdateConfirm") || e.getCommand().equalsIgnoreCase("libUpdate confirm")) {
             e.getSender().sendMessage("§8[§fTabooLib§8] §7Downloading TabooLib file...");
             Files.downloadFile("https://skymc.oss-cn-shanghai.aliyuncs.com/plugins/TabooLib.jar", new File("libs/TabooLib.jar"));
             e.getSender().sendMessage("§8[§fTabooLib§8] §2Download completed, the server will restart in 3 secs");

src/main/scala/io/izzel/taboolib/module/ai/internal/InternalPathfinderExecutor.java

@@ -4,6 +4,7 @@ import io.izzel.taboolib.module.ai.PathfinderExecutor;
 import io.izzel.taboolib.module.ai.SimpleAi;
 import io.izzel.taboolib.module.ai.SimpleAiSelector;
 import io.izzel.taboolib.module.lite.SimpleReflection;
+import io.izzel.taboolib.util.Ref;
 import net.minecraft.server.v1_8_R3.*;
 import org.bukkit.Location;
 import org.bukkit.craftbukkit.v1_8_R3.entity.CraftEntity;
@@ -85,7 +86,7 @@ public class InternalPathfinderExecutor extends PathfinderExecutor {
     @Override
     public Object getPathEntity(LivingEntity entity) {
         try {
-            return pathEntity.get(getNavigation(entity));
+            return Ref.getField(getNavigation(entity), pathEntity);
         } catch (Exception e) {
             e.printStackTrace();
         }
@@ -95,7 +96,7 @@ public class InternalPathfinderExecutor extends PathfinderExecutor {
     @Override
     public void setPathEntity(LivingEntity entity, Object pathEntity) {
         try {
-            this.pathEntity.set(getNavigation(entity), pathEntity);
+            Ref.putField(getNavigation(entity), this.pathEntity, pathEntity);
         } catch (Exception e) {
             e.printStackTrace();
         }
@@ -114,7 +115,7 @@ public class InternalPathfinderExecutor extends PathfinderExecutor {
     @Override
     public void clearGoalAi(LivingEntity entity) {
         try {
-            ((Collection) pathfinderGoalSelectorSet.get(((EntityInsentient) getEntityInsentient(entity)).goalSelector)).clear();
+            ((Collection) Ref.getField(((EntityInsentient) getEntityInsentient(entity)).goalSelector, pathfinderGoalSelectorSet)).clear();
         } catch (Exception e) {
             e.printStackTrace();
         }
@@ -123,7 +124,7 @@ public class InternalPathfinderExecutor extends PathfinderExecutor {
     @Override
     public void clearTargetAi(LivingEntity entity) {
         try {
-            ((Collection) pathfinderGoalSelectorSet.get(((EntityInsentient) getEntityInsentient(entity)).targetSelector)).clear();
+            ((Collection) Ref.getField(((EntityInsentient) getEntityInsentient(entity)).targetSelector, pathfinderGoalSelectorSet)).clear();
         } catch (Exception e) {
             e.printStackTrace();
         }
@@ -132,7 +133,7 @@ public class InternalPathfinderExecutor extends PathfinderExecutor {
     @Override
     public Iterable getGoalAi(LivingEntity entity) {
         try {
-            return ((Collection) pathfinderGoalSelectorSet.get(((EntityInsentient) getEntityInsentient(entity)).goalSelector));
+            return ((Collection) Ref.getField(((EntityInsentient) getEntityInsentient(entity)).goalSelector, pathfinderGoalSelectorSet));
         } catch (Throwable t) {
             t.printStackTrace();
         }
@@ -142,7 +143,7 @@ public class InternalPathfinderExecutor extends PathfinderExecutor {
     @Override
     public Iterable getTargetAi(LivingEntity entity) {
         try {
-            return ((Collection) pathfinderGoalSelectorSet.get(((EntityInsentient) getEntityInsentient(entity)).targetSelector));
+            return ((Collection) Ref.getField(((EntityInsentient) getEntityInsentient(entity)).targetSelector, pathfinderGoalSelectorSet));
         } catch (Throwable t) {
             t.printStackTrace();
         }
@@ -152,7 +153,7 @@ public class InternalPathfinderExecutor extends PathfinderExecutor {
     @Override
     public void setGoalAi(LivingEntity entity, Iterable ai) {
         try {
-            pathfinderGoalSelectorSet.set(((EntityInsentient) getEntityInsentient(entity)).goalSelector, ai);
+            Ref.putField(((EntityInsentient) getEntityInsentient(entity)).goalSelector, this.pathfinderGoalSelectorSet, ai);
         } catch (Throwable t) {
             t.printStackTrace();
         }
@@ -161,7 +162,8 @@ public class InternalPathfinderExecutor extends PathfinderExecutor {
     @Override
     public void setTargetAi(LivingEntity entity, Iterable ai) {
         try {
-            pathfinderGoalSelectorSet.set(((EntityInsentient) getEntityInsentient(entity)).targetSelector, ai);
+            Ref.putField(((EntityInsentient) getEntityInsentient(entity)).targetSelector,
+                    this.pathfinderGoalSelectorSet, ai);
         } catch (Throwable t) {
             t.printStackTrace();
         }

src/main/scala/io/izzel/taboolib/module/command/base/BaseMainCommand.java

@@ -7,6 +7,7 @@ import io.izzel.taboolib.TabooLibAPI;
 import io.izzel.taboolib.Version;
 import io.izzel.taboolib.module.locale.TLocale;
 import io.izzel.taboolib.util.ArrayUtil;
+import io.izzel.taboolib.util.Ref;
 import io.izzel.taboolib.util.Strings;
 import org.bukkit.Bukkit;
 import org.bukkit.command.*;
@@ -82,8 +83,7 @@ public abstract class BaseMainCommand implements CommandExecutor, TabExecutor {
             fields.sort(Comparator.comparingDouble(commandField -> commandField.getField().getAnnotation(SubCommand.class).priority()));
             fields.forEach(commandField -> {
                 try {
-                    commandField.getField().setAccessible(true);
+                    BaseSubCommand subCommand = Ref.getField(commandField.getParent().newInstance(), commandField.getField(), BaseSubCommand.class);
-                    BaseSubCommand subCommand = (BaseSubCommand) commandField.getField().get(commandField.getParent().newInstance());
                     subCommand.label(commandField.getField().getName()).annotation(commandField.getField().getAnnotation(SubCommand.class));
                     baseMainCommand.registerSubCommand(subCommand);
                 } catch (Throwable ignored) {
@@ -249,8 +249,7 @@ public abstract class BaseMainCommand implements CommandExecutor, TabExecutor {
     private void disguisedPlugin(Class<?> targetClass, Plugin plugin) {
         try {
             Field pluginField = targetClass.getClassLoader().getClass().getDeclaredField("plugin");
-            pluginField.setAccessible(true);
+            Ref.putField(targetClass.newInstance(), pluginField, plugin);
-            pluginField.set(targetClass.newInstance(), plugin);
         } catch (Exception ignored) {
         }
     }

src/main/scala/io/izzel/taboolib/module/db/local/LocalLoader.java

@@ -20,10 +20,9 @@ public class LocalLoader implements TabooLibLoader.Loader {
             if (annotation == null) {
                 continue;
             }
-            Ref.forcedAccess(field);
             for (Object instance : TInjectHelper.getInstance(field, pluginClass, plugin)) {
                 try {
-                    field.set(instance, Local.get(plugin.getName()).get(annotation.value()));
+                    Ref.putField(instance, field, Local.get(plugin.getName()).get(annotation.value()));
                 } catch (Throwable t) {
                     t.printStackTrace();
                 }

src/main/scala/io/izzel/taboolib/module/dependency/TDependencyLoader.java

@@ -1,10 +1,14 @@
 package io.izzel.taboolib.module.dependency;
 
 import io.izzel.taboolib.common.plugin.InternalPlugin;
+import io.izzel.taboolib.util.Ref;
 import org.bukkit.Bukkit;
 import org.bukkit.plugin.Plugin;
 
 import java.io.File;
+import java.lang.invoke.MethodHandle;
+import java.lang.invoke.MethodType;
+import java.lang.reflect.Field;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.net.MalformedURLException;
@@ -15,10 +19,13 @@ public class TDependencyLoader {
 
     public static synchronized void addToPath(Plugin plugin, URL url) {
         try {
-            Method method = URLClassLoader.class.getDeclaredMethod("addURL", URL.class);
+            ClassLoader loader = plugin instanceof InternalPlugin ? Bukkit.class.getClassLoader() : plugin.getClass().getClassLoader();
-            method.setAccessible(true);
+            Field ucpField = loader.getClass().getDeclaredField("ucp");
-            method.invoke(plugin instanceof InternalPlugin ? Bukkit.class.getClassLoader() : plugin.getClass().getClassLoader(), url);
+            long ucpOffset = Ref.getUnsafe().objectFieldOffset(ucpField);
-        } catch (NoSuchMethodException | IllegalAccessException | InvocationTargetException e) {
+            Object ucp = Ref.getUnsafe().getObject(loader, ucpOffset);
+            MethodHandle methodHandle = Ref.lookup().findVirtual(ucp.getClass(), "addURL", MethodType.methodType(void.class, java.net.URL.class));
+            methodHandle.invoke(ucp, url);
+        } catch (Throwable e) {
             e.printStackTrace();
         }
     }

src/main/scala/io/izzel/taboolib/module/event/EventNormal.java

@@ -32,8 +32,7 @@ public abstract class EventNormal<T extends EventNormal> extends Event {
     public T async(boolean value) {
         try {
             Field asyncField = Reflection.getField(Event.class, true, "async");
-            Ref.forcedAccess(asyncField);
+            Ref.putField(this, asyncField, value);
-            asyncField.setBoolean(this, value);
         } catch (Throwable t) {
             t.printStackTrace();
         }

src/main/scala/io/izzel/taboolib/module/inject/PlayerContainerLoader.java

@@ -2,6 +2,7 @@ package io.izzel.taboolib.module.inject;
 
 import io.izzel.taboolib.TabooLibLoader;
 import io.izzel.taboolib.module.locale.logger.TLogger;
+import io.izzel.taboolib.util.Ref;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
@@ -34,7 +35,7 @@ public class PlayerContainerLoader implements Listener, TabooLibLoader.Loader {
             field.setAccessible(true);
             for (Object instance : TInjectHelper.getInstance(field, pluginClass, plugin)) {
                 try {
-                    pluginContainer.computeIfAbsent(plugin.getName(), name -> new ArrayList<>()).add(new Container(field.get(instance), annotation.uniqueId()));
+                    pluginContainer.computeIfAbsent(plugin.getName(), name -> new ArrayList<>()).add(new Container(Ref.getField(instance, field), annotation.uniqueId()));
                 } catch (Throwable t) {
                     t.printStackTrace();
                 }

src/main/scala/io/izzel/taboolib/module/inject/THookLoader.java

@@ -27,10 +27,9 @@ public class THookLoader implements TabooLibLoader.Loader {
             if (Plugin.class.isAssignableFrom(declaredField.getType()) && declaredField.isAnnotationPresent(THook.class)) {
                 THook hook = declaredField.getAnnotation(THook.class);
                 if (Strings.nonEmpty(hook.plugin())) {
-                    Ref.forcedAccess(declaredField);
                     for (Object instance : TInjectHelper.getInstance(declaredField, pluginClass, plugin)) {
                         try {
-                            declaredField.set(instance, Bukkit.getPluginManager().getPlugin(hook.plugin()));
+                            Ref.putField(instance, declaredField, Bukkit.getPluginManager().getPlugin(hook.plugin()));
                         } catch (Throwable t) {
                             t.printStackTrace();
                         }

src/main/scala/io/izzel/taboolib/module/inject/TInjectAsm.java

@@ -20,10 +20,9 @@ public class TInjectAsm implements TabooLibLoader.Loader {
             if (annotation == null || annotation.asm().isEmpty()) {
                 continue;
             }
-            Ref.forcedAccess(declaredField);
             for (Object instance : TInjectHelper.getInstance(declaredField, pluginClass, plugin)) {
                 try {
-                    declaredField.set(instance, SimpleVersionControl.createNMS(annotation.asm()).useCache().translate(plugin).newInstance());
+                    Ref.putField(instance, declaredField, SimpleVersionControl.createNMS(annotation.asm()).useCache().translate(plugin).newInstance());
                 } catch (Throwable t) {
                     t.printStackTrace();
                 }

src/main/scala/io/izzel/taboolib/module/inject/TInjectCreator.java

@@ -58,10 +58,9 @@ public class TInjectCreator implements TabooLibLoader.Loader {
             if (instance.isEmpty()) {
                 continue;
             }
-            Ref.forcedAccess(declaredField);
             try {
                 InstanceData instanceData = new InstanceData(declaredField.getType().newInstance(), annotation);
-                declaredField.set(instance, instanceData.getInstance());
+                Ref.putField(instance, declaredField, instanceData.getInstance());
                 instanceMap.put(new ClassData(loadClass, declaredField.getType()), instanceData);
             } catch (Throwable t) {
                 TLogger.getGlobalLogger().error(declaredField.getName() + " instantiation failed: " + t.getMessage());

src/main/scala/io/izzel/taboolib/module/inject/TInjectLoader.java

@@ -34,7 +34,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
         // Instance Inject
         injectTypes.put(Plugin.class, (plugin, field, args, pluginClass, instance) -> {
             try {
-                field.set(instance, plugin);
+                Ref.putField(instance, field, plugin);
             } catch (Exception e) {
                 e.printStackTrace();
             }
@@ -42,7 +42,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
         // TLogger Inject
         injectTypes.put(TLogger.class, (plugin, field, args, pluginClass, instance) -> {
             try {
-                field.set(instance, args.value().length == 0 ? TLogger.getUnformatted(plugin) : TLogger.getUnformatted(args.value()[0]));
+                Ref.putField(instance, field, args.value().length == 0 ? TLogger.getUnformatted(plugin) : TLogger.getUnformatted(args.value()[0]));
             } catch (Exception e) {
                 e.printStackTrace();
             }
@@ -50,7 +50,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
         // TPacketListener Inject
         injectTypes.put(TPacketListener.class, (plugin, field, args, pluginClass, instance) -> {
             try {
-                TPacketHandler.addListener(plugin, ((TPacketListener) field.get(instance)));
+                TPacketHandler.addListener(plugin, ((TPacketListener) Ref.getField(instance, field)));
             } catch (Exception e) {
                 e.printStackTrace();
             }
@@ -59,7 +59,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
         injectTypes.put(TConfig.class, (plugin, field, args, pluginClass, instance) -> {
             try {
                 TConfig config = TConfig.create(plugin, args.value().length == 0 ? "config.yml" : args.value()[0]);
-                field.set(instance, config);
+                Ref.putField(instance, field, config);
                 if (Strings.nonEmpty(args.locale())) {
                     config.listener(() -> {
                         List<String> localePriority = Lists.newArrayList();
@@ -98,7 +98,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
         // SimpleCommandBuilder Inject
         injectTypes.put(CommandBuilder.class, (plugin, field, args, pluginClass, instance) -> {
             try {
-                CommandBuilder builder = (CommandBuilder) field.get(instance);
+                CommandBuilder builder = Ref.getField(instance, field, CommandBuilder.class);
                 if (!builder.isBuild()) {
                     if (builder.isSimpleMode()) {
                         builder.command(field.getName());
@@ -115,7 +115,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
         // CooldownPack Inject
         injectTypes.put(Cooldown.class, (plugin, field, args, pluginClass, instance) -> {
             try {
-                Cooldowns.register((Cooldown) field.get(instance), plugin);
+                Cooldowns.register((Cooldown) Ref.getField(instance, field), plugin);
             } catch (Throwable t) {
                 t.printStackTrace();
             }
@@ -124,7 +124,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
         injectTypes.put(Boolean.TYPE, (plugin, field, args, pluginClass, instance) -> {
             try {
                 if (args.value().length > 0) {
-                    field.set(instance, Bukkit.getPluginManager().getPlugin(args.value()[0]) != null);
+                    Ref.putField(instance, field, Bukkit.getPluginManager().getPlugin(args.value()[0]) != null);
                 }
             } catch (Throwable t) {
                 t.printStackTrace();
@@ -134,7 +134,7 @@ public class TInjectLoader implements TabooLibLoader.Loader {
         injectTypes.put(JavaPlugin.class, (plugin, field, args, pluginClass, instance) -> {
             try {
                 if (args.value().length > 0) {
-                    field.set(instance, Bukkit.getPluginManager().getPlugin(args.value()[0]));
+                    Ref.putField(instance, field, Bukkit.getPluginManager().getPlugin(args.value()[0]));
                 }
             } catch (Throwable t) {
                 t.printStackTrace();

src/main/scala/io/izzel/taboolib/module/inject/TScheduleLoader.java

@@ -65,7 +65,7 @@ public class TScheduleLoader implements TabooLibLoader.Loader {
                             method.invoke(instance);
                         } catch (Throwable t) {
                             try {
-                                method.invoke(Ref.UNSAFE.allocateInstance(pluginClass));
+                                method.invoke(Ref.getUnsafe().allocateInstance(pluginClass));
                             } catch (Throwable t2) {
                                 t.printStackTrace();
                                 t2.printStackTrace();

src/main/scala/io/izzel/taboolib/module/lite/SimpleReflection.java

@@ -2,7 +2,6 @@ package io.izzel.taboolib.module.lite;
 
 import com.google.common.collect.Maps;
 import io.izzel.taboolib.TabooLibAPI;
-import io.izzel.taboolib.module.locale.logger.TLogger;
 import io.izzel.taboolib.util.Ref;
 
 import java.lang.reflect.Field;
@@ -56,7 +55,6 @@ public class SimpleReflection {
     public static void saveField(Class<?> nmsClass, String fieldName) {
         try {
             Field declaredField = nmsClass.getDeclaredField(fieldName);
-            Ref.forcedAccess(declaredField);
             fieldCached.computeIfAbsent(nmsClass.getName(), name -> Maps.newHashMap()).put(fieldName, declaredField);
         } catch (Exception e) {
             e.printStackTrace();
@@ -66,15 +64,15 @@ public class SimpleReflection {
     public static void setFieldValue(Class<?> nmsClass, Object instance, String fieldName, Object value) {
         Map<String, Field> fields = fieldCached.get(nmsClass.getName());
         if (fields == null) {
-            TLogger.getGlobalLogger().error("Field Not Found: " + nmsClass.getName());
+            return;
         }
         Field field = fields.get(fieldName);
         if (value == null) {
             return;
         }
         try {
-            field.set(instance, value);
+            Ref.putField(instance, field, value);
-        } catch (IllegalAccessException e) {
+        } catch (Throwable e) {
             e.printStackTrace();
         }
     }
@@ -82,32 +80,33 @@ public class SimpleReflection {
     public static Object getFieldValue(Class<?> nmsClass, Object instance, String fieldName) {
         Map<String, Field> fields = fieldCached.get(nmsClass.getName());
         if (fields == null) {
-            TLogger.getGlobalLogger().error("Field Not Found: " + nmsClass.getName());
+            return null;
         }
         Field field = fields.get(fieldName);
         if (field == null) {
             return null;
         }
         try {
-            return field.get(instance);
+            return Ref.getField(instance, field);
-        } catch (IllegalAccessException e) {
+        } catch (Exception e) {
             e.printStackTrace();
         }
         return null;
     }
 
+    @SuppressWarnings("unchecked")
     public static <T> T getFieldValue(Class<?> nmsClass, Object instance, String fieldName, T def) {
         Map<String, Field> fields = fieldCached.get(nmsClass.getName());
         if (fields == null) {
-            TLogger.getGlobalLogger().error("Field Not Found: " + nmsClass.getName());
+            return null;
         }
         Field field = fields.get(fieldName);
         if (field == null) {
             return null;
         }
         try {
-            return (T) field.get(instance);
+            return (T) Ref.getField(instance, field);
-        } catch (IllegalAccessException e) {
+        } catch (Exception e) {
             e.printStackTrace();
         }
         return def;

src/main/scala/io/izzel/taboolib/module/nms/NMSImpl.java

@@ -6,6 +6,7 @@ import io.izzel.taboolib.Version;
 import io.izzel.taboolib.module.lite.SimpleReflection;
 import io.izzel.taboolib.module.nms.nbt.*;
 import io.izzel.taboolib.module.packet.TPacketHandler;
+import io.izzel.taboolib.util.Ref;
 import net.minecraft.server.v1_12_R1.ChatMessageType;
 import net.minecraft.server.v1_12_R1.EntityVillager;
 import net.minecraft.server.v1_12_R1.MinecraftServer;
@@ -130,7 +131,7 @@ public class NMSImpl extends NMS {
             return "entity.minecraft." + ((net.minecraft.server.v1_14_R1.MinecraftKey) minecraftKey).getKey();
         } else if (Version.isAfter(Version.v1_13)) {
             try {
-                String name = "entity.minecraft." + IRegistry.ENTITY_TYPE.getKey((net.minecraft.server.v1_13_R2.EntityTypes<?>) entityTypesField.get(((org.bukkit.craftbukkit.v1_13_R2.entity.CraftEntity) entity).getHandle())).getKey();
+                String name = "entity.minecraft." + IRegistry.ENTITY_TYPE.getKey((net.minecraft.server.v1_13_R2.EntityTypes<?>) Ref.getField(((org.bukkit.craftbukkit.v1_13_R2.entity.CraftEntity) entity).getHandle(), entityTypesField)).getKey();
                 if (entity instanceof Villager && ((CraftVillager) entity).getCareer() != null) {
                     name += "." + String.valueOf(((CraftVillager) entity).getCareer()).toLowerCase();
                 }

src/main/scala/io/izzel/taboolib/util/Hastebin.java

@@ -0,0 +1,57 @@
+package io.izzel.taboolib.util;
+
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+
+/**
+ * @author Arasple
+ * @date 2020/1/20 16:40
+ */
+public class Hastebin {
+
+    private static final String HASTEBIN_URL = "https://hasteb.in/";
+
+    public static Result paste(String content) {
+        try {
+            HttpURLConnection con = (HttpURLConnection) new URL(HASTEBIN_URL + "documents").openConnection();
+            con.setRequestMethod("POST");
+            con.setRequestProperty("Charset", "UTF-8");
+            con.setDoInput(true);
+            con.setDoOutput(true);
+            OutputStream os = con.getOutputStream();
+            os.write(content.getBytes(StandardCharsets.UTF_8));
+            return new Result(IO.readFully(con.getInputStream(), StandardCharsets.UTF_8));
+        } catch (Throwable e) {
+            return null;
+        }
+    }
+
+    public static class Result {
+
+        private String source;
+        private JsonObject sourceJson;
+
+        public Result(String source) {
+            this.source = source;
+            this.sourceJson = new JsonParser().parse(source).getAsJsonObject();
+        }
+
+        public String getURL() {
+            return HASTEBIN_URL + sourceJson.get("key").getAsString();
+        }
+
+        public String getSource() {
+            return source;
+        }
+
+        public JsonObject getSourceJson() {
+            return sourceJson;
+        }
+    }
+
+}

src/main/scala/io/izzel/taboolib/util/Ref.java

@@ -1,5 +1,6 @@
 package io.izzel.taboolib.util;
 
+import com.google.common.base.Preconditions;
 import com.google.gson.annotations.SerializedName;
 import io.izzel.taboolib.TabooLib;
 import io.izzel.taboolib.TabooLibAPI;
@@ -12,6 +13,7 @@ import sun.misc.Unsafe;
 import sun.reflect.Reflection;
 
 import javax.annotation.concurrent.ThreadSafe;
+import java.lang.invoke.MethodHandles;
 import java.lang.reflect.Field;
 import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
@@ -19,6 +21,7 @@ import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.stream.Collectors;
 
+@SuppressWarnings("restriction")
 @ThreadSafe
 public class Ref {
 
@@ -28,16 +31,112 @@ public class Ref {
 
     public static final int ACC_BRIDGE = 0x0040;
     public static final int ACC_SYNTHETIC = 0x1000;
-    public static final Unsafe UNSAFE = getUnsafe();
+    private static final Unsafe UNSAFE;
+    private static final MethodHandles.Lookup LOOKUP;
 
-    static Unsafe getUnsafe() {
+    static {
         try {
-            return (Unsafe) io.izzel.taboolib.util.Reflection.getValue(null, Unsafe.class, true, "theUnsafe");
+            Field theUnsafe = Unsafe.class.getDeclaredField("theUnsafe");
+            theUnsafe.setAccessible(true);
+            UNSAFE = (Unsafe) theUnsafe.get(null);
+            Field lookupField = MethodHandles.Lookup.class.getDeclaredField("IMPL_LOOKUP");
+            Object lookupBase = UNSAFE.staticFieldBase(lookupField);
+            long lookupOffset = UNSAFE.staticFieldOffset(lookupField);
+            LOOKUP = (MethodHandles.Lookup) UNSAFE.getObject(lookupBase, lookupOffset);
         } catch (Throwable t) {
-            t.printStackTrace();
+            throw new IllegalStateException("Unsafe not found");
         }
+    }
+
+    public static Unsafe getUnsafe() {
+        return UNSAFE;
+    }
+
+    public static MethodHandles.Lookup lookup() {
+        return LOOKUP;
+    }
+
+    public static void putField(Object src, Field field, Object value) {
+        Preconditions.checkNotNull(field);
+        if (Modifier.isStatic(field.getModifiers())) {
+            Object base = getUnsafe().staticFieldBase(field);
+            long offset = getUnsafe().staticFieldOffset(field);
+            put(field, base, offset, value);
+        } else {
+            long offset = getUnsafe().objectFieldOffset(field);
+            put(field, src, offset, value);
+        }
+    }
+
+    private static void put(Field field, Object base, long offset, Object value) {
+        Class<?> type = field.getType();
+        if (type.isPrimitive()) {
+            if (type == boolean.class) {
+                getUnsafe().putBoolean(base, offset, (Boolean) value);
+            } else if (type == int.class) {
+                getUnsafe().putInt(base, offset, ((Number) value).intValue());
+            } else if (type == double.class) {
+                getUnsafe().putDouble(base, offset, ((Number) value).doubleValue());
+            } else if (type == long.class) {
+                getUnsafe().putLong(base, offset, ((Number) value).longValue());
+            } else if (type == float.class) {
+                getUnsafe().putFloat(base, offset, ((Number) value).floatValue());
+            } else if (type == short.class) {
+                getUnsafe().putShort(base, offset, ((Number) value).shortValue());
+            } else if (type == byte.class) {
+                getUnsafe().putByte(base, offset, ((Number) value).byteValue());
+            } else if (type == char.class) {
+                getUnsafe().putChar(base, offset, ((Character) value));
+            }
+        } else {
+            getUnsafe().putObject(base, offset, value);
+        }
+    }
+
+    public static <T> T getField(Object src, Field field, Class<T> cast) {
+        Object obj = getField(src, field);
+        return obj == null ? null : (T) obj;
+    }
+
+    public static Object getField(Object src, Field field) {
+        Preconditions.checkNotNull(field);
+        getUnsafe().ensureClassInitialized(field.getDeclaringClass());
+        if (Modifier.isStatic(field.getModifiers())) {
+            Object base = getUnsafe().staticFieldBase(field);
+            long offset = getUnsafe().staticFieldOffset(field);
+            return get(field, base, offset);
+        } else {
+            long offset = getUnsafe().objectFieldOffset(field);
+            return get(field, src, offset);
+        }
+    }
+
+    private static Object get(Field field, Object base, long offset) {
+        Class<?> type = field.getType();
+        if (type.isPrimitive()) {
+            if (type == boolean.class) {
+                return getUnsafe().getBoolean(base, offset);
+            } else if (type == int.class) {
+                return getUnsafe().getInt(base, offset);
+            } else if (type == double.class) {
+                return getUnsafe().getDouble(base, offset);
+            } else if (type == long.class) {
+                return getUnsafe().getLong(base, offset);
+            } else if (type == float.class) {
+                return getUnsafe().getFloat(base, offset);
+            } else if (type == short.class) {
+                return getUnsafe().getShort(base, offset);
+            } else if (type == byte.class) {
+                return getUnsafe().getByte(base, offset);
+            } else if (type == char.class) {
+                return getUnsafe().getChar(base, offset);
+            } else {
                 return null;
             }
+        } else {
+            return getUnsafe().getObject(base, offset);
+        }
+    }
 
     public static List<Field> getDeclaredFields(Class<?> clazz) {
         return getDeclaredFields(clazz, 0, true);
@@ -166,10 +265,8 @@ public class Ref {
             return cachePlugin.computeIfAbsent(callerClass.getName(), n -> {
                 try {
                     ClassLoader loader = callerClass.getClassLoader();
-                    Field pluginF = loader.getClass().getDeclaredField("plugin");
+                    Object instance = getField(loader, loader.getClass().getDeclaredField("plugin"));
-                    pluginF.setAccessible(true);
+                    return (JavaPlugin) instance;
-                    Object o = pluginF.get(loader);
-                    return (JavaPlugin) o;
                 } catch (Exception e) {
                     return TabooLib.getPlugin();
                 }
@@ -194,9 +291,6 @@ public class Ref {
     public static void forcedAccess(Field field) {
         try {
             field.setAccessible(true);
-            Field modifiersField = Field.class.getDeclaredField("modifiers");
-            modifiersField.setAccessible(true);
-            modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
         } catch (Throwable t) {
             t.printStackTrace();
         }

src/main/scala/io/izzel/taboolib/util/Reflection.java

@@ -247,7 +247,7 @@ public final class Reflection {
      * @see #getField(Class, boolean, String)
      */
     public static Object getValue(Object instance, Class<?> clazz, boolean declared, String fieldName) throws IllegalArgumentException, IllegalAccessException, NoSuchFieldException, SecurityException {
-        return getField(clazz, declared, fieldName).get(instance);
+        return Ref.getField(instance, getField(clazz, declared, fieldName));
     }
 
     /**
@@ -302,7 +302,7 @@ public final class Reflection {
      * @see #getField(Class, boolean, String)
      */
     public static void setValue(Object instance, Class<?> clazz, boolean declared, String fieldName, Object value) throws IllegalArgumentException, IllegalAccessException, NoSuchFieldException, SecurityException {
-        getField(clazz, declared, fieldName).set(instance, value);
+        Ref.putField(instance, getField(clazz, declared, fieldName), value);
     }
 
     /**

src/main/scala/io/izzel/taboolib/util/asm/AsmClassTransformer.java

@@ -1,6 +1,7 @@
 package io.izzel.taboolib.util.asm;
 
 
+import io.izzel.taboolib.util.Ref;
 import org.bukkit.Bukkit;
 import org.objectweb.asm.*;
 
@@ -36,7 +37,7 @@ public class AsmClassTransformer extends ClassVisitor implements Opcodes {
             Class<?> clazz = AsmClassLoader.createNewClass(newClassName, writer.toByteArray());
             Field field = from.getClassLoader().getClass().getDeclaredField("classes");
             field.setAccessible(true);
-            ((Map<String, Class<?>>) field.get(from.getClassLoader())).put(newClassName, clazz);
+            Ref.getField(from.getClassLoader(), field, Map.class).put(newClassName, clazz);
             Constructor<?> constructor = clazz.getDeclaredConstructor();
             constructor.setAccessible(true);
             return constructor.newInstance();

src/main/scala/io/izzel/taboolib/util/item/MapBuilder.java

@@ -0,0 +1,333 @@
+package io.izzel.taboolib.util.item;
+
+import io.izzel.taboolib.util.Reflection;
+import org.bukkit.Bukkit;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.MapMeta;
+import org.bukkit.map.*;
+import org.bukkit.map.MapView.Scale;
+import org.bukkit.plugin.AuthorNagException;
+
+import javax.annotation.Nonnull;
+import java.awt.image.BufferedImage;
+import java.lang.reflect.InvocationTargetException;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @Author LagBug
+ */
+public class MapBuilder {
+
+    public static final String VERSION = "1.5";
+    private MapView map;
+    private BufferedImage image;
+    private List<Text> texts;
+    private MapCursorCollection cursors;
+    
+    private boolean rendered;
+    private boolean renderOnce;
+    private boolean isNewVersion;
+
+    public MapBuilder() {
+        cursors = new MapCursorCollection();
+        texts = new ArrayList<>();
+        rendered = false;
+        renderOnce = true;
+        isNewVersion = Bukkit.getVersion().contains("1.15") || Bukkit.getVersion().contains("1.14") || Bukkit.getVersion().contains("1.13");
+    }
+
+    /**
+     * Get the image that's being used
+     *
+     * @return the image used
+     */
+    public BufferedImage getImage() {
+        return image;
+    }
+
+    /**
+     * Set an image to be used
+     *
+     * @param image the buffered image to use
+     * @return the instance of this class
+     */
+    public MapBuilder setImage(@Nonnull BufferedImage image) {
+        this.image = image;
+        return this;
+    }
+
+    /**
+     * Set and image to be used
+     *
+     * @param x, y the coordinates to add the text
+     * @param font the font to be used
+     * @param text the string that will be displayed
+     * @return the instance of this class
+     */
+    public MapBuilder addText(@Nonnull int x, @Nonnull int y, @Nonnull MapFont font, @Nonnull String text) {
+        this.texts.add(new Text(x, y, font, text));
+        return this;
+    }
+
+    /**
+     * Gets the list of all the texts used
+     *
+     * @return a List of all the texts
+     */
+    public List<Text> getTexts() {
+        return texts;
+    }
+
+    /**
+     * Adds a cursor to the map
+     *
+     * @param x, y the coordinates to add the cursor
+     * @param direction the direction to display the cursor
+     * @param type the type of the cursor
+     * @return the instance of this class
+     */
+    @SuppressWarnings("deprecation")
+    public MapBuilder addCursor(@Nonnull int x, @Nonnull int y, @Nonnull CursorDirection direction, @Nonnull CursorType type) {
+        cursors.addCursor(x, y, (byte) direction.getId(), (byte) type.getId());
+        return this;
+    }
+
+    /**
+     * Gets all the currently used cursors
+     *
+     * @return a MapCursorCollection with all current cursors
+     */
+    public MapCursorCollection getCursors() {
+        return cursors;
+    }
+
+    /**
+     * Sets whether the image should only be rendered once.
+     * Good for static images and reduces lag.
+     *
+     * @param renderOnce the value to determine if it's going to be rendered once
+     * @return the instance of this class
+     */
+    public MapBuilder setRenderOnce(@Nonnull boolean renderOnce) {
+        this.renderOnce = renderOnce;
+        return this;
+    }
+
+    /**
+     * Builds an ItemStack of the map.
+     *
+     * @return the ItemStack of the map containing what's been set from the above methods
+     */
+    @SuppressWarnings("deprecation")
+    public ItemStack build() {
+        ItemStack item = null;
+        
+        try {
+        	item = new ItemStack(isNewVersion ? Material.MAP : Material.valueOf("MAP")); 
+        } catch (AuthorNagException ex) {
+            System.out.println("Could not get material for the current spigot version. This won't be shown again until server restats");
+        }
+                
+        map = Bukkit.createMap(Bukkit.getWorlds().get(0));
+        
+        map.setScale(Scale.NORMAL);
+        map.getRenderers().forEach(map::removeRenderer);
+        map.addRenderer(new MapRenderer() {
+            @Override
+            public void render(MapView mapView, MapCanvas mapCanvas, Player player) {
+                if (rendered && renderOnce) {
+                    return;
+                }
+                
+                if (player != null && player.isOnline()) {
+                    if (image != null) {
+                        mapCanvas.drawImage(0, 0, image);
+                    }
+                    
+                    if (!texts.isEmpty()) {
+                    	texts.forEach(text -> mapCanvas.drawText(text.getX(), text.getY(), text.getFont(), text.getMessage()));	
+                    }
+                    
+                    if (cursors.size() > 0) {
+                    	mapCanvas.setCursors(cursors);	
+                    }
+                    
+                    rendered = true;
+                }
+            }
+        });
+
+        if (isNewVersion) {
+            MapMeta mapMeta = (MapMeta) item.getItemMeta();
+            try {
+                Reflection.invokeMethod(mapMeta, "setMapView", map);
+            } catch (Throwable ignored) {
+            }
+            item.setItemMeta(mapMeta);
+        } else {
+            item.setDurability(getMapId(map));
+        }
+        return item;
+    }
+
+    /**
+     * Gets a map id cross-version using reflection
+     *
+     * @param mapView the map to get the id
+     * @return the instance of this class
+     */
+    private short getMapId(@Nonnull MapView mapView) {
+        try {
+            return (short) mapView.getId();
+        } catch (NoSuchMethodError ex) {
+            try {
+                return (short) Class.forName("org.bukkit.map.MapView").getMethod("getId", (Class<?>[]) new Class[0])
+                        .invoke(mapView, new Object[0]);
+            } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException
+                    | NoSuchMethodException | SecurityException | ClassNotFoundException e) {
+                e.printStackTrace();
+                return -1;
+            }
+        }
+    }
+
+    /**
+     * An enum containing user friendly cursor directions. Instead of using the integers, you can instead use this enum
+     */
+    public enum CursorDirection {
+        SOUTH(0), SOUTH_WEST_SOUTH(1), SOUTH_WEST(2), SOUTH_WEST_WEST(3), WEST(4), NORTH_WEST_WEST(5), NORTH_WEST(6),
+        NORTH_WEST_NORTH(7), NORTH(8), NORTH_EAST_NORTH(9), NORTH_EAST(10), NORTH_EAST_EAST(11), EAST(12),
+        SOUTH_EAST_EAST(13), SOUNT_EAST(14), SOUTH_EAST_SOUTH(15);
+
+        private final int id;
+
+        CursorDirection(@Nonnull int id) {
+            this.id = id;
+        }
+
+        /**
+         * Returns the actual integer to use
+         *
+         * @return the integer of the specified enum type 
+         */
+        public int getId() {
+            return this.id;
+        }
+    }
+
+    /**
+     * An enum containing user friendly cursor types. Instead of using the integers, you can instead use this enum
+     */
+    public enum CursorType {
+        WHITE_POINTER(0), GREEN_POINTER(1), RED_POINTER(2), BLUE_POINTER(3), WHITE_CLOVER(4), RED_BOLD_POINTER(5),
+        WHITE_DOT(6), LIGHT_BLUE_SQUARE(7);
+
+        private final int id;
+
+        CursorType(@Nonnull int id) {
+            this.id = id;
+        }
+
+        /**
+         * Returns the actual integer to use
+         *
+         * @return the integer of the specified enum type 
+         */
+        public int getId() {
+            return this.id;
+        }
+    }
+
+    /**
+     * A storage class to save text information to later be used in order to write in maps
+     */
+    public static class Text {
+
+        private int x;
+        private int y;
+        private MapFont font;
+        private String message;
+
+        public Text(@Nonnull int x, @Nonnull int y, @Nonnull MapFont font, @Nonnull String message) {
+            setX(x);
+            setY(y);
+            setFont(font);
+            setMessage(message);
+        }
+
+        /**
+         * Gets the x position for the text to be displayed
+         *
+         * @return the x position
+         */
+        public int getX() {
+            return x;
+        }
+
+        /**
+         * Sets the x position of the text to display it
+         *
+         * @param x the x postion
+         */
+        public void setX(@Nonnull int x) {
+            this.x = x;
+        }
+
+        /**
+         * Gets the y position for the text to be displayed
+         *
+         * @return the y position
+         */
+        public int getY() {
+            return y;
+        }
+
+        /**
+         * Sets the y position of the text to display it
+         *
+         * @param y the y position
+         */
+        public void setY(@Nonnull int y) {
+            this.y = y;
+        }
+
+        /**
+         * Gets the font to be used
+         *
+         * @return the MapFont that is used
+         */
+        public MapFont getFont() {
+            return font;
+        }
+
+        /**
+         * Sets what font should be used
+         *
+         * @param font the actual font
+         */
+        public void setFont(@Nonnull MapFont font) {
+            this.font = font;
+        }
+
+        /**
+         * Gets what test will be displayed
+         *
+         * @return the text
+         */
+        public String getMessage() {
+            return message;
+        }
+
+        /**
+         * Sets what text will be displayed
+         *
+         * @param message the actual text
+         */
+        public void setMessage(@Nonnull String message) {
+            this.message = message;
+        }
+    }
+}

src/main/scala/io/izzel/taboolib/util/plugin/PluginUtils.java

@@ -2,6 +2,7 @@ package io.izzel.taboolib.util.plugin;
 
 import com.google.common.base.Joiner;
 import io.izzel.taboolib.TabooLib;
+import io.izzel.taboolib.util.Ref;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.command.Command;
@@ -248,26 +249,26 @@ public class PluginUtils {
             try {
                 Field pluginsField = Bukkit.getPluginManager().getClass().getDeclaredField("plugins");
                 pluginsField.setAccessible(true);
-                plugins = (List) pluginsField.get(pluginManager);
+                plugins = (List) Ref.getField(pluginManager, pluginsField);
                 Field lookupNamesField = Bukkit.getPluginManager().getClass().getDeclaredField("lookupNames");
                 lookupNamesField.setAccessible(true);
-                names = (Map) lookupNamesField.get(pluginManager);
+                names = (Map) Ref.getField(pluginManager, lookupNamesField);
 
                 Field commandMapField;
                 try {
                     commandMapField = Bukkit.getPluginManager().getClass().getDeclaredField("listeners");
                     commandMapField.setAccessible(true);
-                    listeners = (Map) commandMapField.get(pluginManager);
+                    listeners = (Map) Ref.getField(pluginManager, commandMapField);
                 } catch (Exception ignored) {
                 }
 
                 commandMapField = Bukkit.getPluginManager().getClass().getDeclaredField("commandMap");
                 commandMapField.setAccessible(true);
-                commandMap = (SimpleCommandMap) commandMapField.get(pluginManager);
+                commandMap = (SimpleCommandMap) Ref.getField(pluginManager, commandMapField);
                 Field knownCommandsField = SimpleCommandMap.class.getDeclaredField("knownCommands");
                 knownCommandsField.setAccessible(true);
-                commands = (Map) knownCommandsField.get(commandMap);
+                commands = (Map) Ref.getField(commandMap, knownCommandsField);
-            } catch (NoSuchFieldException | IllegalAccessException e) {
+            } catch (NoSuchFieldException e) {
                 return new PluginUnloadState(true, e.toString());
             }
         }

src/main/scala/io/izzel/taboolib/util/serialize/TSerializer.java

@@ -3,6 +3,7 @@ package io.izzel.taboolib.util.serialize;
 import com.google.common.collect.Maps;
 import com.google.gson.*;
 import io.izzel.taboolib.module.lite.SimpleReflection;
+import io.izzel.taboolib.util.Ref;
 import org.bukkit.configuration.InvalidConfigurationException;
 import org.bukkit.configuration.file.YamlConfiguration;
 import org.bukkit.configuration.serialization.ConfigurationSerializable;
@@ -36,7 +37,7 @@ public class TSerializer {
                         }
                         // Serializable
                         if (declaredField.isAnnotationPresent(TSerializeCustom.class) && TSerializable.class.isAssignableFrom(declaredField.getType())) {
-                            declaredField.set(serializable, generateElement((Class<? extends TSerializable>) declaredField.getType()).read(jsonElementEntry.getValue().getAsString()));
+                            Ref.putField(serializable, declaredField, generateElement((Class<? extends TSerializable>) declaredField.getType()).read(jsonElementEntry.getValue().getAsString()));
                         }
                         // List
                         else if (declaredField.isAnnotationPresent(TSerializeCollection.class) && Collection.class.isAssignableFrom(declaredField.getType())) {
@@ -49,7 +50,7 @@ public class TSerializer {
                             if (serializer == null) {
                                 serializable.read(jsonElementEntry.getKey(), jsonElementEntry.getValue().getAsString());
                             } else {
-                                readCollection((Collection) declaredField.get(serializable), jsonElementEntry.getValue().getAsString(), checkCustom(listType, serializer));
+                                readCollection((Collection) Ref.getField(serializable, declaredField), jsonElementEntry.getValue().getAsString(), checkCustom(listType, serializer));
                             }
                         }
                         // Map
@@ -64,7 +65,7 @@ public class TSerializer {
                             if (serializerK == null || serializerV == null) {
                                 serializable.read(jsonElementEntry.getKey(), jsonElementEntry.getValue().getAsString());
                             } else {
-                                readMap((Map) declaredField.get(serializable), jsonElementEntry.getValue().getAsString(), checkCustom(mapType[0], serializerK), checkCustom(mapType[1], serializerV));
+                                readMap((Map) Ref.getField(serializable, declaredField), jsonElementEntry.getValue().getAsString(), checkCustom(mapType[0], serializerK), checkCustom(mapType[1], serializerV));
                             }
                         }
                         // 未声明类型
@@ -73,7 +74,7 @@ public class TSerializer {
                             if (serializer == null) {
                                 serializable.read(jsonElementEntry.getKey(), jsonElementEntry.getValue().getAsString());
                             } else {
-                                declaredField.set(serializable, serializer.getSerializer().read(jsonElementEntry.getValue().getAsString()));
+                                Ref.putField(serializable, declaredField, serializer.getSerializer().read(jsonElementEntry.getValue().getAsString()));
                             }
                         }
                     } catch (Throwable t) {
@@ -94,7 +95,7 @@ public class TSerializer {
             declaredField.setAccessible(true);
             try {
                 if (!declaredField.isAnnotationPresent(DoNotSerialize.class) && !Modifier.isStatic(declaredField.getModifiers())) {
-                    Object fieldObject = declaredField.get(serializable);
+                    Object fieldObject = Ref.getField(serializable, declaredField);
                     if (fieldObject == null) {
                         continue;
                     }