ext.test4j.cglib.proxy.MethodInterceptor Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of test4j.nodep Show documentation

There is a newer version: 2.5.0

/*
 * Copyright 2002,2003 The Apache Software Foundation
 *
 *  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.
 */
package ext.test4j.cglib.proxy;

/**
 * General-purpose {@link Enhancer} callback which provides for "around advice".
 * 
 * @author Juozas Baliuka [email protected]
 * @version $Id: MethodInterceptor.java,v 1.8 2004/06/24 21:15:20 herbyderby Exp
 *          $
 */
public interface MethodInterceptor extends Callback {
	/**
	 * All generated proxied methods call this method instead of the original
	 * method. The original method may either be invoked by normal reflection
	 * using the Method object, or by using the MethodProxy (faster).
	 * 
	 * @param obj
	 *            "this", the enhanced object
	 * @param method
	 *            intercepted Method
	 * @param args
	 *            argument array; primitive types are wrapped
	 * @param proxy
	 *            used to invoke super (non-intercepted method); may be called
	 *            as many times as needed
	 * @throws Throwable
	 *             any exception may be thrown; if so, super method will not be
	 *             invoked
	 * @return any value compatible with the signature of the proxied method.
	 *         Method returning void will ignore this value.
	 * @see MethodProxy
	 */
	public Object intercept(Object obj, java.lang.reflect.Method method, Object[] args, MethodProxy proxy)
			throws Throwable;

}