logaround.java

来自「使用Struts +Hibernate +spring技术的一个配置框架」· Java 代码 · 共 34 行

package com.dabao.log;

import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;
/**
 * Interception Around通知会在JointPoint的前后执行
 * 
 * @author Administrator
 *负责输出日志信息的类
 */
public class LogAround implements MethodInterceptor {
	
	private Logger logger = Logger.getLogger(this.getClass().getName());
	
	// 负责输出日志信息的代码
	public Object invoke(MethodInvocation mi) throws Throwable {
		System.out.println("method :"+mi.getClass()+" is called on "+
				mi.getThis()+" with args "+mi.getArguments());
		logger.log(Level.INFO, mi.getArguments()[0] + " 开始审核数据....");
		try {
			Object result = mi.proceed();
			// 返回值即是被调用的方法的返回值
			return result;
		}
		finally {
			logger.log(Level.INFO, mi.getArguments()[0] + " 审核数据结束....");
		}

	}

}