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@@ -3,6 +3,7 @@ package com.plotsquared.bukkit.chat;
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import org.bukkit.Bukkit;
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import java.lang.reflect.Field;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.Arrays;
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import java.util.HashMap;
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@@ -17,17 +18,17 @@ public final class Reflection {
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/**
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* Stores loaded classes from the {@code net.minecraft.server} package.
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*/
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private static final Map<String, Class<?>> _loadedNMSClasses = new HashMap<String, Class<?>>();
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private static final Map<String, Class<?>> _loadedNMSClasses = new HashMap<>();
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/**
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* Stores loaded classes from the {@code org.bukkit.craftbukkit} package (and subpackages).
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*/
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private static final Map<String, Class<?>> _loadedOBCClasses = new HashMap<String, Class<?>>();
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private static final Map<Class<?>, Map<String, Field>> _loadedFields = new HashMap<Class<?>, Map<String, Field>>();
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private static final Map<String, Class<?>> _loadedOBCClasses = new HashMap<>();
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private static final Map<Class<?>, Map<String, Field>> _loadedFields = new HashMap<>();
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/**
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* Contains loaded methods in a cache.
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* The map maps [types to maps of [method names to maps of [parameter types to method instances]]].
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*/
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private static final Map<Class<?>, Map<String, Map<ArrayWrapper<Class<?>>, Method>>> _loadedMethods = new HashMap<Class<?>, Map<String, Map<ArrayWrapper<Class<?>>, Method>>>();
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private static final Map<Class<?>, Map<String, Map<ArrayWrapper<Class<?>>, Method>>> _loadedMethods = new HashMap<>();
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private static String _versionString;
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private Reflection() { }
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@@ -64,10 +65,10 @@ public final class Reflection {
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}
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String fullName = "net.minecraft.server." + getVersion() + className;
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Class<?> clazz = null;
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Class<?> clazz;
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try {
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clazz = Class.forName(fullName);
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} catch (Exception e) {
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} catch (ClassNotFoundException e) {
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_loadedNMSClasses.put(className, null);
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throw new RuntimeException(e);
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}
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@@ -88,10 +89,10 @@ public final class Reflection {
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}
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String fullName = "org.bukkit.craftbukkit." + getVersion() + className;
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Class<?> clazz = null;
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Class<?> clazz;
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try {
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clazz = Class.forName(fullName);
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} catch (Exception e) {
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} catch (ClassNotFoundException e) {
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_loadedOBCClasses.put(className, null);
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throw new RuntimeException(e);
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}
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@@ -108,12 +109,8 @@ public final class Reflection {
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* @param obj The object for which to retrieve an NMS handle.
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* @return The NMS handle of the specified object, or {@code null} if it could not be retrieved using {@code getHandle()}.
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*/
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public synchronized static Object getHandle(Object obj) {
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try {
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public synchronized static Object getHandle(Object obj) throws InvocationTargetException, IllegalAccessException, IllegalArgumentException {
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return getMethod(obj.getClass(), "getHandle").invoke(obj);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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/**
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@@ -137,7 +134,7 @@ public final class Reflection {
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public synchronized static Field getField(Class<?> clazz, String name) {
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Map<String, Field> loaded;
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if (!_loadedFields.containsKey(clazz)) {
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loaded = new HashMap<String, Field>();
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loaded = new HashMap<>();
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_loadedFields.put(clazz, loaded);
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} else {
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loaded = _loadedFields.get(clazz);
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@@ -146,19 +143,19 @@ public final class Reflection {
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// If the field is loaded (or cached as not existing), return the relevant value, which might be null
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return loaded.get(name);
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}
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try {
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Field field = clazz.getDeclaredField(name);
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field.setAccessible(true);
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loaded.put(name, field);
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return field;
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} catch (Exception e) {
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// Error loading
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e.printStackTrace();
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// Cache field as not existing
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loaded.put(name, null);
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return null;
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}
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}
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try {
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Field field = clazz.getDeclaredField(name);
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field.setAccessible(true);
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loaded.put(name, field);
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return field;
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} catch (NoSuchFieldException | SecurityException e) {
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// Error loading
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e.printStackTrace();
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// Cache field as not existing
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loaded.put(name, null);
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return null;
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}
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}
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/**
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* Retrieves a {@link Method} instance declared by the specified class with the specified name and argument types.
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@@ -167,11 +164,9 @@ public final class Reflection {
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* <p>
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* A global caching mechanism within this class is used to store method. Combined with synchronization, this guarantees that
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* no method will be reflectively looked up twice.
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* </p>
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* <p>
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* If a method is deemed suitable for return, {@link Method#setAccessible(boolean) setAccessible} will be invoked with an argument of {@code true} before it is returned.
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* This ensures that callers do not have to check or worry about Java access modifiers when dealing with the returned instance.
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* </p>
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* <p>
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* This method does <em>not</em> search superclasses of the specified type for methods with the specified signature.
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* Callers wishing this behavior should use {@link Class#getDeclaredMethod(String, Class...)}.
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@@ -192,7 +187,7 @@ public final class Reflection {
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}
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Map<ArrayWrapper<Class<?>>, Method> loadedSignatures = loadedMethodNames.get(name);
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ArrayWrapper<Class<?>> wrappedArg = new ArrayWrapper<Class<?>>(args);
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ArrayWrapper<Class<?>> wrappedArg = new ArrayWrapper<>(args);
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if (loadedSignatures.containsKey(wrappedArg)) {
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return loadedSignatures.get(wrappedArg);
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}
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