/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.google.j2objc; import com.google.j2objc.annotations.Weak; /** * Proxies all calls to a weakly held instance. Useful for avoiding reference cycles. */ public class WeakProxy { @Weak private final Object delegate; private WeakProxy(Object o) { delegate = o; } public static <T> T forObject(T o) { return (T) new WeakProxy(o); } /*-[ - (id)forwardingTargetForSelector:(SEL)selector { return delegate_; } - (BOOL)isKindOfClass:(Class)aClass { return [delegate_ isKindOfClass:aClass]; } - (IOSClass *)java_getClass { return [delegate_ java_getClass]; } ]-*/ }