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Switch to MethodHandlers to avoid wrapping exceptions with InvocationTargetException due to reflection

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shedaniel
2021-08-06 17:18:00 +08:00
parent 289dd026f2
commit 9a5de11b59
4 changed files with 20 additions and 11 deletions
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22
common/src/main/java/me/shedaniel/architectury/event/EventFactory.java
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@@ -29,6 +29,7 @@ import net.minecraft.world.InteractionResultHolder;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.NotNull;
import java.lang.invoke.MethodHandles;
import java.lang.reflect.Array;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
@@ -65,13 +66,18 @@ public final class EventFactory {
return createLoop((Class<T>) typeGetter.getClass().getComponentType());
}
private static <T, R> R invokeMethod(T listener, Method method, Object[] args) throws Throwable {
return (R) MethodHandles.lookup().unreflect(method)
.bindTo(listener).invokeWithArguments(args);
}
@SuppressWarnings("UnstableApiUsage")
public static <T> Event<T> createLoop(Class<T> clazz) {
return of(listeners -> (T) Proxy.newProxyInstance(EventFactory.class.getClassLoader(), new Class[]{clazz}, new AbstractInvocationHandler() {
@Override
protected Object handleInvocation(@NotNull Object proxy, @NotNull Method method, Object @NotNull [] args) throws Throwable {
for (T listener : listeners) {
method.invoke(listener, args);
invokeMethod(listener, method, args);
}
return null;
}
@@ -94,7 +100,7 @@ public final class EventFactory {
@Override
protected Object handleInvocation(@NotNull Object proxy, @NotNull Method method, Object @NotNull [] args) throws Throwable {
for (T listener : listeners) {
InteractionResult result = (InteractionResult) Objects.requireNonNull(method.invoke(listener, args));
InteractionResult result = Objects.requireNonNull(invokeMethod(listener, method, args));
if (result != InteractionResult.PASS) {
return result;
}
@@ -116,7 +122,7 @@ public final class EventFactory {
@Override
protected Object handleInvocation(@NotNull Object proxy, @NotNull Method method, Object @NotNull [] args) throws Throwable {
for (T listener : listeners) {
EventResult result = (EventResult) Objects.requireNonNull(method.invoke(listener, args));
EventResult result = Objects.requireNonNull(invokeMethod(listener, method, args));
if (result.interruptsFurtherEvaluation()) {
return result;
}
@@ -142,7 +148,7 @@ public final class EventFactory {
@Override
protected Object handleInvocation(@NotNull Object proxy, @NotNull Method method, Object @NotNull [] args) throws Throwable {
for (T listener : listeners) {
InteractionResultHolder result = (InteractionResultHolder) Objects.requireNonNull(method.invoke(listener, args));
InteractionResultHolder result = Objects.requireNonNull(invokeMethod(listener, method, args));
if (result.getResult() != InteractionResult.PASS) {
return result;
}
@@ -164,7 +170,7 @@ public final class EventFactory {
@Override
protected Object handleInvocation(@NotNull Object proxy, @NotNull Method method, Object @NotNull [] args) throws Throwable {
for (T listener : listeners) {
CompoundEventResult result = (CompoundEventResult) Objects.requireNonNull(method.invoke(listener, args));
CompoundEventResult result = Objects.requireNonNull(invokeMethod(listener, method, args));
if (result.interruptsFurtherEvaluation()) {
return result;
}
@@ -186,7 +192,7 @@ public final class EventFactory {
@Override
protected Object handleInvocation(@NotNull Object proxy, @NotNull Method method, Object @NotNull [] args) throws Throwable {
for (Consumer<T> listener : listeners) {
method.invoke(listener, args);
invokeMethod(listener, method, args);
}
return null;
}
@@ -217,7 +223,7 @@ public final class EventFactory {
@Override
protected Object handleInvocation(@NotNull Object proxy, @NotNull Method method, Object @NotNull [] args) throws Throwable {
for (Actor<T> listener : listeners) {
InteractionResult result = (InteractionResult) method.invoke(listener, args);
InteractionResult result = invokeMethod(listener, method, args);
if (result != InteractionResult.PASS) {
return result;
}
@@ -256,7 +262,7 @@ public final class EventFactory {
@Override
protected Object handleInvocation(@NotNull Object proxy, @NotNull Method method, Object @NotNull [] args) throws Throwable {
for (EventActor<T> listener : listeners) {
EventResult result = (EventResult) method.invoke(listener, args);
EventResult result = invokeMethod(listener, method, args);
if (result.interruptsFurtherEvaluation()) {
return result;
}