src/test/org/codehaus/groovy/runtime/JdkDynamicProxyInvocationHandler.java

/*
 *  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 org.codehaus.groovy.runtime;

import java.lang.reflect.*;

public class JdkDynamicProxyInvocationHandler implements InvocationHandler {

    /* InvocationHandler implementation. */
    Object proxiedObject;

    private JdkDynamicProxyInvocationHandler(Object obj) {
        this.proxiedObject = obj;
    }

    public static Object getProxiedObject(Object obj) {
        Class cl = obj.getClass();
        return Proxy.newProxyInstance(
                cl.getClassLoader(),
                cl.getInterfaces(),
                new JdkDynamicProxyInvocationHandler(obj)
        );
    }

    public Object invoke(Object proxy, Method m, Object[] args) throws IllegalAccessException, InvocationTargetException {
        return m.invoke(proxiedObject, args);
    }
}