mirror of https://github.com/YTVanced/VancedMicroG
58 lines
1.9 KiB
Java
58 lines
1.9 KiB
Java
/*
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* Copyright 2013-2016 microG Project Team
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.microg.gms.common;
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import android.os.IInterface;
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import android.util.Log;
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import java.lang.reflect.InvocationHandler;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.lang.reflect.Proxy;
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import java.util.Collection;
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import java.util.HashSet;
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public class MultiListenerProxy<T extends IInterface> implements InvocationHandler {
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private static final String TAG = "GmsMultiListener";
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public static <T extends IInterface> T get(Class<T> tClass, final Collection<T> listeners) {
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return (T) Proxy.newProxyInstance(tClass.getClassLoader(), new Class[]{tClass}, new MultiListenerProxy<T>(listeners));
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}
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private final Collection<T> listeners;
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private MultiListenerProxy(Collection<T> listeners) {
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this.listeners = listeners;
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}
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@Override
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public Object invoke(Object proxy, Method method, Object[] args) {
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for (T listener : new HashSet<T>(listeners)) {
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try {
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method.invoke(listener, args);
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} catch (IllegalAccessException e) {
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Log.w(TAG, e);
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listeners.remove(listener);
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} catch (InvocationTargetException e) {
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Log.w(TAG, e.getTargetException());
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listeners.remove(listener);
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}
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}
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return null;
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}
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}
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