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