Spring Framework example source code file (MethodBeforeAdvice.java)

This example Spring Framework source code file (MethodBeforeAdvice.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

beforeadvice, beforeadvice, methodbeforeadvice, methodbeforeadvice, object, object, reflection, throwable, throwable

The Spring Framework MethodBeforeAdvice.java source code

/*
 * Copyright 2002-2005 the original author or authors.
 * 
 * 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 org.springframework.aop;

import java.lang.reflect.Method;

/**
 * Advice invoked before a method is invoked. Such advices cannot
 * prevent the method call proceeding, unless they throw a Throwable.
 *
 * @see AfterReturningAdvice
 * @see ThrowsAdvice
 *
 * @author Rod Johnson
 */
public interface MethodBeforeAdvice extends BeforeAdvice {
	
	/**
	 * Callback before a given method is invoked.
	 * @param method method being invoked
	 * @param args arguments to the method
	 * @param target target of the method invocation. May be <code>null.
	 * @throws Throwable if this object wishes to abort the call.
	 * Any exception thrown will be returned to the caller if it's
	 * allowed by the method signature. Otherwise the exception
	 * will be wrapped as a runtime exception.
	 */
	void before(Method method, Object[] args, Object target) throws Throwable;

}