Refactor ReflectionUtil (renamed class + changed a lot of stuff inside) and added support for accessing filtered field and changing final fields
This commit is contained in:
parent
7fc419086d
commit
a82820cc15
@ -22,7 +22,7 @@ import com.mojang.brigadier.tree.LiteralCommandNode;
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import fr.pandacube.lib.core.chat.ChatStatic;
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import fr.pandacube.lib.core.commands.SuggestionsSupplier;
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import fr.pandacube.lib.core.util.Log;
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import fr.pandacube.lib.core.util.ReflexionUtil;
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import fr.pandacube.lib.core.util.ReflectionUtil;
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import net.md_5.bungee.BungeeCord;
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import net.md_5.bungee.api.CommandSender;
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import net.md_5.bungee.api.connection.ProxiedPlayer;
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@ -204,7 +204,7 @@ public abstract class BrigadierCommand extends ChatStatic {
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@SuppressWarnings("unchecked")
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private static List<Suggestion> getSuggestionsFromSuggestionsBuilder(SuggestionsBuilder builder) {
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try {
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return (List<Suggestion>) ReflexionUtil.getDeclaredFieldValue(SuggestionsBuilder.class, builder, "result");
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return (List<Suggestion>) ReflectionUtil.field("result").inClass(SuggestionsBuilder.class).getValue(builder);
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} catch (ReflectiveOperationException e) {
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throw new RuntimeException(e);
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}
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@ -19,7 +19,7 @@ import com.mojang.brigadier.tree.LiteralCommandNode;
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import fr.pandacube.lib.core.chat.ChatStatic;
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import fr.pandacube.lib.core.commands.SuggestionsSupplier;
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import fr.pandacube.lib.core.util.Log;
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import fr.pandacube.lib.core.util.ReflexionUtil;
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import fr.pandacube.lib.core.util.ReflectionUtil;
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public abstract class BrigadierCommand extends ChatStatic {
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@ -128,7 +128,7 @@ public abstract class BrigadierCommand extends ChatStatic {
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@SuppressWarnings("unchecked")
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private static List<Suggestion> getSuggestionsFromSuggestionsBuilder(SuggestionsBuilder builder) {
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try {
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return (List<Suggestion>) ReflexionUtil.getDeclaredFieldValue(SuggestionsBuilder.class, builder, "result");
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return (List<Suggestion>) ReflectionUtil.field("result").inClass(SuggestionsBuilder.class).getValue(builder);
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} catch (ReflectiveOperationException e) {
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throw new RuntimeException(e);
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}
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@ -0,0 +1,376 @@
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package fr.pandacube.lib.core.util;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.lang.reflect.Modifier;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.TimeUnit;
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import java.util.function.Consumer;
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import java.util.function.Function;
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import com.google.common.cache.Cache;
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import com.google.common.cache.CacheBuilder;
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import io.github.classgraph.ClassGraph;
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import io.github.classgraph.ScanResult;
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import sun.misc.Unsafe;
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public class ReflectionUtil {
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private static final Unsafe sunMiscUnsafeInstance;
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static {
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try {
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sunMiscUnsafeInstance = (Unsafe) field("theUnsafe")
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.inClass(Unsafe.class)
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.getStaticValue();
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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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private record MethodCacheKey(Class<?> clazz, String methodName, List<Class<?>> parameters) { }
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private static final Map<MethodCacheKey, Method> methodCache = new HashMap<>();
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private record FieldCacheKey(Class<?> clazz, String fieldName) { };
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private static final Map<FieldCacheKey, Field> fieldCache = new HashMap<>();
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public static MethodReflectionBuilder method(String name, Class<?>... paramTypes) {
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return new MethodReflectionBuilder(name, paramTypes);
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}
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public static FieldReflectionBuilder field(String name) {
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return new FieldReflectionBuilder(name);
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}
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public static abstract class ReflectionBuilder {
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Class<?> clazz;
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String elementName;
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protected ReflectionBuilder(String elementName) {
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this.elementName = elementName;
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}
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public ReflectionBuilder inClass(Class<?> c) {
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clazz = c;
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return this;
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}
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public ReflectionBuilder inClass(String className) throws ClassNotFoundException {
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return inClass(Class.forName(className));
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}
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public ReflectionBuilder inClassOfInstance(Object inst) {
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if (inst == null)
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throw new IllegalArgumentException("instance can't be null");
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return inClass(inst.getClass());
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}
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}
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public static class FieldReflectionBuilder extends ReflectionBuilder {
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/* package */ FieldReflectionBuilder(String name) {
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super(name);
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}
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// override method so their return type is more specific
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public FieldReflectionBuilder inClass(Class<?> c) { return (FieldReflectionBuilder) super.inClass(c); }
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public FieldReflectionBuilder inClass(String className) throws ClassNotFoundException { return (FieldReflectionBuilder) super.inClass(className); }
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public FieldReflectionBuilder inClassOfInstance(Object inst) { return (FieldReflectionBuilder) super.inClassOfInstance(inst); }
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public Field get() throws NoSuchFieldException {
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return getDeclaredRecursively(clazz, elementName,
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c -> c.getDeclaredField(elementName),
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fieldCache, c -> new FieldCacheKey(c, elementName),
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f -> f.setAccessible(true));
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}
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/* package */ Field getFiltered() throws NoSuchFieldException {
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return ReflectionUtil.getFiltered(clazz, elementName, c -> c.getDeclaredField(elementName),
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fieldCache, c -> new FieldCacheKey(c, elementName),
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f -> f.setAccessible(true), f -> f.getName(),
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"getDeclaredFields0", "copyField");
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}
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public Object getValue(Object instance) throws ReflectiveOperationException {
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if (clazz == null && instance != null)
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clazz = instance.getClass();
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return get().get(instance);
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}
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public Object getStaticValue() throws ReflectiveOperationException {
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return getValue(null);
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}
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public void setValue(Object instance, Object value) throws ReflectiveOperationException {
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if (clazz == null && instance != null)
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clazz = instance.getClass();
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Field f = get();
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if (Modifier.isFinal(f.getModifiers())) {
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// if the field is final, we have to do some unsafe stuff :/
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if (sunMiscUnsafeInstance != null) { // Java >= 16
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// set the value of the field, directly in the memory
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if (Modifier.isStatic(f.getModifiers())) {
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long offset = sunMiscUnsafeInstance.staticFieldOffset(f);
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sunMiscUnsafeInstance.putObject(sunMiscUnsafeInstance.staticFieldBase(f), offset, value);
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} else {
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long offset = sunMiscUnsafeInstance.objectFieldOffset(f);
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sunMiscUnsafeInstance.putObject(instance, offset, value);
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}
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} else { // Java < 16
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// change the modifier in the Field instance so the method #set(instance, value) doesn’t throw an exception
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int modifiers = f.getModifiers();
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if (Modifier.isFinal(modifiers)) {
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field("modifiers").inClass(Field.class).getFiltered().set(f, modifiers & ~Modifier.FINAL);
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}
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f.set(instance, value);
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}
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}
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else { // not final value
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f.set(instance, value);
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}
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}
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public void setStaticValue(Object value) throws ReflectiveOperationException {
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setValue(null, value);
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}
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}
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public static class MethodReflectionBuilder extends ReflectionBuilder {
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Class<?>[] parameterTypes;
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/* package */ MethodReflectionBuilder(String name, Class<?>... paramTypes) {
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super(name);
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parameterTypes = paramTypes == null ? new Class<?>[0] : paramTypes;
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}
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// override method so their return type is more specific
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public MethodReflectionBuilder inClass(Class<?> c) { return (MethodReflectionBuilder) super.inClass(c); }
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public MethodReflectionBuilder inClass(String className) throws ClassNotFoundException { return (MethodReflectionBuilder) super.inClass(className); }
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public MethodReflectionBuilder inClassOfInstance(Object inst) { return (MethodReflectionBuilder) super.inClassOfInstance(inst); }
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public Method get() throws NoSuchMethodException {
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List<Class<?>> parameterTypesList = Arrays.asList(parameterTypes);
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return getDeclaredRecursively(clazz, elementName,
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c -> c.getDeclaredMethod(elementName, parameterTypes),
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methodCache, c -> new MethodCacheKey(c, elementName, parameterTypesList),
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m -> m.setAccessible(true));
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}
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/* package */ Method getFiltered() throws NoSuchMethodException {
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List<Class<?>> parameterTypesList = Arrays.asList(parameterTypes);
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return ReflectionUtil.getFiltered(clazz, elementName, c -> c.getDeclaredMethod(elementName, parameterTypes),
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methodCache, c -> new MethodCacheKey(c, elementName, parameterTypesList),
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m -> m.setAccessible(true), m -> m.getName(),
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"getDeclaredMethods0", "copyMethod");
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}
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public Object invoke(Object instance, Object... values) throws ReflectiveOperationException {
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if (clazz == null && instance != null)
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clazz = instance.getClass();
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return get().invoke(instance, values);
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}
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public Object invokeStatic(Object... values) throws ReflectiveOperationException {
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return invoke(null, values);
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}
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}
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private interface GetDeclaredFunction<T, E extends ReflectiveOperationException> {
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public T get(Class<?> clazz) throws E;
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}
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private static <T, E extends ReflectiveOperationException, K> T getDeclaredRecursively(
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Class<?> clazz, String name, GetDeclaredFunction<T, E> func,
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Map<K, T> cache, Function<Class<?>, K> cacheKeySupplier, Consumer<T> setAccessible) throws E {
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Objects.requireNonNull(clazz, "Class instance not provided");
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Objects.requireNonNull(name, "Field name not provided");
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E ex = null;
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List<Class<?>> passedClasses = new ArrayList<>();
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Class<?> currentClass = clazz;
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T el = null;
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do {
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// check cache first
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el = cache.get(cacheKeySupplier.apply(currentClass));
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if (el != null)
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break;
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passedClasses.add(currentClass);
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try {
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el = func.get(currentClass);
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break; // we found the field
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} catch (ReflectiveOperationException e) {
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if (ex == null) {
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@SuppressWarnings("unchecked")
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E ee = (E) e;
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ex = ee;
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}
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}
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currentClass = currentClass.getSuperclass();
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} while(currentClass != null);
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if (el == null)
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throw ex;
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// update cache
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for (Class<?> c1 : passedClasses) {
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cache.put(cacheKeySupplier.apply(c1), el);
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}
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setAccessible.accept(el);
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return el;
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}
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/**
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* Get a Field or Method of a class that is not accessible using {@link Class#getDeclaredField(String)}
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* or using {@link Class#getDeclaredMethod(String, Class...)} because the implementation of {@link Class}
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* block its direct access.
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*
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* This method calls an internal method of {@link Class} to retrieve the full list of field or method, then
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* search in the list for the requested element.
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*/
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private static <T, E extends ReflectiveOperationException, K> T getFiltered(
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Class<?> clazz, String name, GetDeclaredFunction<T, E> func,
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Map<K, T> cache, Function<Class<?>, K> cacheKeySupplier,
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Consumer<T> setAccessible, Function<T, String> getName,
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String privateMethodName, String copyMethodName) throws E {
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Objects.requireNonNull(clazz, "Class instance not provided");
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Objects.requireNonNull(name, "Field name not provided");
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K cacheKey = cacheKeySupplier.apply(clazz);
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T el = cache.get(cacheKey);
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if (el != null)
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return el;
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E ex = null;
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try {
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el = func.get(clazz);
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} catch (ReflectiveOperationException e) {
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@SuppressWarnings("unchecked")
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E ee = (E) e;
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ex = ee;
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}
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if (el == null) {
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try {
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@SuppressWarnings("unchecked")
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T[] elements = (T[]) method(privateMethodName, boolean.class).invoke(clazz, false);
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for (T element : elements) {
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if (name.equals(getName.apply(element))) {
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// the values in the elements array have to be copied
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// (using special private methods in reflection api) before using it
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Object reflectionFactoryOfClazz = method("getReflectionFactory").invoke(clazz);
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@SuppressWarnings("unchecked")
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T copiedElement = (T) method(copyMethodName, element.getClass())
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.inClassOfInstance(reflectionFactoryOfClazz)
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.invoke(reflectionFactoryOfClazz, element);
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el = copiedElement;
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break;
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}
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}
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} catch (ReflectiveOperationException e) {
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if (ex != null)
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ex.addSuppressed(e);
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}
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}
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if (el == null)
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throw ex;
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setAccessible.accept(el);
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cache.put(cacheKey, el);
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return el;
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}
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private static Cache<Class<?>, List<Class<?>>> subClassesLists = CacheBuilder.newBuilder()
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.expireAfterAccess(10, TimeUnit.MINUTES)
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.build();
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public static <E> List<Class<? extends E>> getAllSubclasses(Class<E> clazz) {
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try {
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@SuppressWarnings("unchecked")
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List<Class<? extends E>> classes = (List<Class<? extends E>>) (List<?>) subClassesLists.get(clazz, () -> {
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try (ScanResult scanResult = new ClassGraph().enableClassInfo().ignoreClassVisibility().scan()) {
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return scanResult.getSubclasses(clazz.getName()).loadClasses();
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}
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});
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return classes;
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} catch(ExecutionException e) {
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Log.severe(e);
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return null;
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}
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}
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}
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@ -1,235 +0,0 @@
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package fr.pandacube.lib.core.util;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.util.List;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.TimeUnit;
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import com.google.common.cache.Cache;
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import com.google.common.cache.CacheBuilder;
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import io.github.classgraph.ClassGraph;
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import io.github.classgraph.ScanResult;
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public class ReflexionUtil {
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public static Object getDeclaredFieldValue(Object instance, String fieldName) throws ReflectiveOperationException {
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if (instance == null)
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throw new IllegalArgumentException("instance can't be null");
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return getDeclaredFieldValue(instance.getClass(), instance, fieldName);
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}
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public static Object getDeclaredFieldValue(String className, String fieldName) throws ReflectiveOperationException {
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return getDeclaredFieldValue(Class.forName(className), null, fieldName);
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}
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public static Object getDeclaredFieldValue(String className, Object instance, String fieldName) throws ReflectiveOperationException {
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return getDeclaredFieldValue(Class.forName(className), instance, fieldName);
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}
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public static Object getDeclaredFieldValue(Class<?> clazz, String fieldName) throws ReflectiveOperationException {
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return getDeclaredFieldValue(clazz, null, fieldName);
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}
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public static Object getDeclaredFieldValue(Class<?> clazz, Object instance, String fieldName) throws ReflectiveOperationException {
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Field f = clazz.getDeclaredField(fieldName);
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f.setAccessible(true);
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return f.get(instance);
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}
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public static Object getFieldValue(Object instance, String fieldName) throws ReflectiveOperationException {
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if (instance == null)
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throw new IllegalArgumentException("instance can't be null");
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return getFieldValue(instance.getClass(), instance, fieldName);
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}
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public static Object getFieldValue(String className, String fieldName) throws ReflectiveOperationException {
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return getFieldValue(Class.forName(className), null, fieldName);
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}
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public static Object getFieldValue(String className, Object instance, String fieldName) throws ReflectiveOperationException {
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return getFieldValue(Class.forName(className), instance, fieldName);
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}
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public static Object getFieldValue(Class<?> clazz, String fieldName) throws ReflectiveOperationException {
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return getFieldValue(clazz, null, fieldName);
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}
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public static Object getFieldValue(Class<?> clazz, Object instance, String fieldName) throws ReflectiveOperationException {
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Field f = clazz.getField(fieldName);
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f.setAccessible(true);
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return f.get(instance);
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}
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public static void setDeclaredFieldValue(Object instance, String fieldName, Object value) throws ReflectiveOperationException {
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if (instance == null)
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throw new IllegalArgumentException("instance can't be null");
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setDeclaredFieldValue(instance.getClass(), instance, fieldName, value);
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}
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public static void setDeclaredFieldValue(String className, String fieldName, Object value) throws ReflectiveOperationException {
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setDeclaredFieldValue(Class.forName(className), null, fieldName, value);
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}
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public static void setDeclaredFieldValue(String className, Object instance, String fieldName, Object value) throws ReflectiveOperationException {
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setDeclaredFieldValue(Class.forName(className), null, fieldName, value);
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}
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|
||||
public static void setDeclaredFieldValue(Class<?> clazz, String fieldName, Object value) throws ReflectiveOperationException {
|
||||
setDeclaredFieldValue(clazz, null, fieldName, value);
|
||||
}
|
||||
|
||||
public static void setDeclaredFieldValue(Class<?> clazz, Object instance, String fieldName, Object value) throws ReflectiveOperationException {
|
||||
Field f = clazz.getDeclaredField(fieldName);
|
||||
f.setAccessible(true);
|
||||
f.set(instance, value);
|
||||
}
|
||||
|
||||
|
||||
public static void setFieldValue(Object instance, String fieldName, Object value) throws ReflectiveOperationException {
|
||||
if (instance == null)
|
||||
throw new IllegalArgumentException("instance can't be null");
|
||||
setFieldValue(instance.getClass(), instance, fieldName, value);
|
||||
}
|
||||
|
||||
public static void setFieldValue(String className, String fieldName, Object value) throws ReflectiveOperationException {
|
||||
setFieldValue(Class.forName(className), null, fieldName, value);
|
||||
}
|
||||
|
||||
public static void setFieldValue(String className, Object instance, String fieldName, Object value) throws ReflectiveOperationException {
|
||||
setFieldValue(Class.forName(className), null, fieldName, value);
|
||||
}
|
||||
|
||||
public static void setFieldValue(Class<?> clazz, String fieldName, Object value) throws ReflectiveOperationException {
|
||||
setFieldValue(clazz, null, fieldName, value);
|
||||
}
|
||||
|
||||
public static void setFieldValue(Class<?> clazz, Object instance, String fieldName, Object value) throws ReflectiveOperationException {
|
||||
Field f = clazz.getField(fieldName);
|
||||
f.setAccessible(true);
|
||||
f.set(instance, value);
|
||||
}
|
||||
|
||||
|
||||
public static Object invokeDeclaredMethod(Object instance, String methodName) throws ReflectiveOperationException {
|
||||
if (instance == null)
|
||||
throw new IllegalArgumentException("instance can't be null");
|
||||
return invokeDeclaredMethod(instance, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeDeclaredMethod(Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
if (instance == null)
|
||||
throw new IllegalArgumentException("instance can't be null");
|
||||
return invokeDeclaredMethod(instance.getClass(), instance, methodName, parameterTypes, args);
|
||||
}
|
||||
|
||||
public static Object invokeDeclaredMethod(String className, String methodName) throws ReflectiveOperationException {
|
||||
return invokeDeclaredMethod(Class.forName(className), null, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeDeclaredMethod(String className, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
return invokeDeclaredMethod(Class.forName(className), null, methodName, parameterTypes, args);
|
||||
}
|
||||
|
||||
public static Object invokeDeclaredMethod(String className, Object instance, String methodName) throws ReflectiveOperationException {
|
||||
return invokeDeclaredMethod(Class.forName(className), instance, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeDeclaredMethod(String className, Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
return invokeDeclaredMethod(Class.forName(className), instance, methodName, parameterTypes, args);
|
||||
}
|
||||
|
||||
public static Object invokeDeclaredMethod(Class<?> clazz, String methodName) throws ReflectiveOperationException {
|
||||
return invokeDeclaredMethod(clazz, null, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeDeclaredMethod(Class<?> clazz, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
return invokeDeclaredMethod(clazz, null, methodName, parameterTypes, args);
|
||||
}
|
||||
|
||||
public static Object invokeDeclaredMethod(Class<?> clazz, Object instance, String methodName) throws ReflectiveOperationException {
|
||||
return invokeDeclaredMethod(clazz, instance, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeDeclaredMethod(Class<?> clazz, Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
Method m = clazz.getDeclaredMethod(methodName, parameterTypes);
|
||||
m.setAccessible(true);
|
||||
return m.invoke(instance, args);
|
||||
}
|
||||
|
||||
|
||||
public static Object invokeMethod(Object instance, String methodName) throws ReflectiveOperationException {
|
||||
if (instance == null)
|
||||
throw new IllegalArgumentException("instance can't be null");
|
||||
return invokeMethod(instance, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeMethod(Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
if (instance == null)
|
||||
throw new IllegalArgumentException("instance can't be null");
|
||||
return invokeMethod(instance.getClass(), instance, methodName, parameterTypes, args);
|
||||
}
|
||||
|
||||
public static Object invokeMethod(String className, String methodName) throws ReflectiveOperationException {
|
||||
return invokeMethod(Class.forName(className), null, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeMethod(String className, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
return invokeMethod(Class.forName(className), null, methodName, parameterTypes, args);
|
||||
}
|
||||
|
||||
public static Object invokeMethod(String className, Object instance, String methodName) throws ReflectiveOperationException {
|
||||
return invokeMethod(Class.forName(className), instance, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeMethod(String className, Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
return invokeMethod(Class.forName(className), instance, methodName, parameterTypes, args);
|
||||
}
|
||||
|
||||
public static Object invokeMethod(Class<?> clazz, String methodName) throws ReflectiveOperationException {
|
||||
return invokeMethod(clazz, null, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeMethod(Class<?> clazz, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
return invokeMethod(clazz, null, methodName, parameterTypes, args);
|
||||
}
|
||||
|
||||
public static Object invokeMethod(Class<?> clazz, Object instance, String methodName) throws ReflectiveOperationException {
|
||||
return invokeMethod(clazz, instance, methodName, new Class<?>[0]);
|
||||
}
|
||||
|
||||
public static Object invokeMethod(Class<?> clazz, Object instance, String methodName, Class<?>[] parameterTypes, Object... args) throws ReflectiveOperationException {
|
||||
Method m = clazz.getMethod(methodName, parameterTypes);
|
||||
m.setAccessible(true);
|
||||
return m.invoke(instance, args);
|
||||
}
|
||||
|
||||
|
||||
|
||||
private static Cache<Class<?>, List<Class<?>>> subClassesLists = CacheBuilder.newBuilder()
|
||||
.expireAfterAccess(10, TimeUnit.MINUTES)
|
||||
.build();
|
||||
|
||||
public static <E> List<Class<? extends E>> getAllSubclasses(Class<E> clazz) {
|
||||
try {
|
||||
@SuppressWarnings("unchecked")
|
||||
List<Class<? extends E>> classes = (List<Class<? extends E>>) (List<?>) subClassesLists.get(clazz, () -> {
|
||||
try (ScanResult scanResult = new ClassGraph().enableClassInfo().ignoreClassVisibility().scan()) {
|
||||
return scanResult.getSubclasses(clazz.getName()).loadClasses();
|
||||
}
|
||||
});
|
||||
return classes;
|
||||
} catch(ExecutionException e) {
|
||||
Log.severe(e);
|
||||
return null;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
}
|
||||
@ -15,7 +15,7 @@ import org.bukkit.plugin.IllegalPluginAccessException;
|
||||
import org.bukkit.plugin.RegisteredListener;
|
||||
import org.bukkit.scheduler.BukkitTask;
|
||||
|
||||
import fr.pandacube.lib.core.util.ReflexionUtil;
|
||||
import fr.pandacube.lib.core.util.ReflectionUtil;
|
||||
import fr.pandacube.lib.paper.PandaLibPaper;
|
||||
|
||||
public class BukkitEvent {
|
||||
@ -50,7 +50,7 @@ public class BukkitEvent {
|
||||
|
||||
|
||||
public static List<Class<? extends Event>> getAllEventClasses() {
|
||||
List<Class<? extends Event>> classes = ReflexionUtil.getAllSubclasses(Event.class);
|
||||
List<Class<? extends Event>> classes = ReflectionUtil.getAllSubclasses(Event.class);
|
||||
classes.removeIf(e -> getHandlerList(e) == null);
|
||||
return classes;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user