LibsDisguises/src/me/libraryaddict/disguise/ReflectionManager.java

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package me.libraryaddict.disguise;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
import net.minecraft.server.v1_6_R3.World;
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import org.bukkit.Art;
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import org.bukkit.Bukkit;
import org.bukkit.Server;
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import org.bukkit.Sound;
import org.bukkit.craftbukkit.v1_6_R3.CraftWorld;
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import org.bukkit.inventory.ItemStack;
public class ReflectionManager {
private static String bukkitVersion = Bukkit.getServer().getClass().getName().split("\\.")[3];
private static Class itemClass;
static {
try {
itemClass = Class.forName("org.bukkit.craftbukkit." + bukkitVersion + ".inventory.CraftItemStack");
} catch (Exception e) {
e.printStackTrace();
}
}
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public static String getEnumArt(Art art) {
try {
Class craftArt = Class.forName("org.bukkit.craftbukkit." + bukkitVersion + ".CraftArt");
Object enumArt = craftArt.getMethod("BukkitToNotch", Art.class).invoke(null, art);
for (Field field : enumArt.getClass().getFields()) {
if (field.getType() == String.class) {
return (String) field.get(enumArt);
}
}
} catch (Exception ex) {
ex.printStackTrace();
}
return null;
}
public static String getCraftSound(Sound sound) {
try {
Class c = Class.forName("org.bukkit.craftbukkit." + bukkitVersion + ".CraftSound");
return (String) c.getMethod("getSound", Sound.class).invoke(null, sound);
} catch (Exception ex) {
ex.printStackTrace();
}
return null;
}
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public static Object getEntityInstance(String entityName) {
try {
Class entityClass = getNmsClass("Entity" + entityName);
Object entityObject;
Object world = getWorld();
if (entityName.equals("Player")) {
Object minecraftServer = getNmsClass("MinecraftServer").getMethod("getServer").invoke(null);
Object playerinteractmanager = getNmsClass("PlayerInteractManager").getConstructor(getNmsClass("World"))
.newInstance(world);
entityObject = entityClass.getConstructor(getNmsClass("MinecraftServer"), getNmsClass("World"), String.class,
playerinteractmanager.getClass()).newInstance(minecraftServer, world, "LibsDisguises",
playerinteractmanager);
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} else {
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entityObject = entityClass.getConstructor(getNmsClass("World")).newInstance(world);
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}
return entityObject;
} catch (Exception e) {
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e.printStackTrace();
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}
return null;
}
public static Class getNmsClass(String className) {
try {
return Class.forName("net.minecraft.server." + bukkitVersion + "." + className);
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
public static Float getSoundModifier(Object entity) {
try {
Method soundStrength = getNmsClass("EntityLiving").getDeclaredMethod("ba");
// TODO Update this each update!
soundStrength.setAccessible(true);
return (Float) soundStrength.invoke(entity);
} catch (Exception ex) {
}
return null;
}
private static Object getWorld() {
try {
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return Class.forName("org.bukkit.craftbukkit." + bukkitVersion + ".CraftWorld").getMethod("getHandle")
.invoke(Bukkit.getWorlds().get(0));
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} catch (Exception e) {
e.printStackTrace();
}
return null;
}
public static Object getNmsItem(ItemStack itemstack) {
try {
return itemClass.getMethod("asNMSCopy", getNmsClass("ItemStack")).invoke(null, itemstack);
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
public static ItemStack getBukkitItem(Object nmsItem) {
try {
return (ItemStack) itemClass.getMethod("asBukkitCopy", ItemStack.class).invoke(null, nmsItem);
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
}