Spring面向方面编程写日志

package com.dao.impl; import java.lang.reflect.Method; import java.text.SimpleDateFormat; import java.util.Arrays; import java.util.Date; import org.apache.log4j.Logger; import org.springframework.aop.AfterReturningAdvice; public class LogAfterAdvice implements AfterReturningAdvice { private Logger log=Logger.getLogger(LogAfterAdvice.class); private SimpleDateFormat format=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss E"); public void afterReturning(Object returnvalue, Method method, Object[] params, Object obj) throws Throwable { System.out.println("开始调用后置通知"); log.info("被调用的类："+obj.getClass().getName()); log.info("调用的方法为："+method.getName()); log.info("被调用的方法参数:"+Arrays.toString(params)); log.info("调用方法后的返回值："+returnvalue); log.info("日志记录时间为："+format.format(new Date())); System.out.println("*********************日志记录完毕**********************"); } }