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56 lines
1.7 KiB
56 lines
1.7 KiB
/*
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* Copyright (C) 2011 The Android Open Source Project
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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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import java.lang.reflect.*;
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public class HotProxy {
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public static final String testName = "HotProxy";
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interface MyInterface {
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void voidFoo();
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}
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static void check(boolean x) {
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if (!x) {
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throw new AssertionError(testName + " Check failed");
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}
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}
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static class MyInvocationHandler implements InvocationHandler {
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public Object invoke(Object proxy, Method method, Object[] args) {
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check(proxy instanceof Proxy);
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check(method.getDeclaringClass() == MyInterface.class);
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return null;
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}
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}
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static void testProxy() {
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MyInvocationHandler myHandler = new MyInvocationHandler();
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MyInterface proxyMyInterface =
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(MyInterface)Proxy.newProxyInstance(HotProxy.class.getClassLoader(),
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new Class<?>[] { MyInterface.class },
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myHandler);
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// Invoke the proxy method multiple times to ensure it becomes hot and the JIT handles it.
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for (int i = 0; i < 0x10000; i++) {
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proxyMyInterface.voidFoo();
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}
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}
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public static void main(String args[]) {
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testProxy();
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}
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}
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