注解形式的通知

package com.zhujie;

import java.lang.management.GarbageCollectorMXBean;

import org.aopalliance.intercept.Invocation;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.AfterThrowing;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.springframework.stereotype.Component;
0
@Component("jj") //注解
@Aspect //声明通知类
public class zhujietongzhi  {
	@Before("execution(public * addstudent(..))")
	public void mybefore(JoinPoint jp) {
		System.out.println("注解形式前置通知");
		System.out.println(jp.getTarget()+"\n"+jp.getArgs().length+"\n");
	}
	
	@AfterReturning(pointcut="execution(public * addstudent(..))",returning="returnvalue")
	public void myafter(JoinPoint jp ,Object returnvalue/*方法没有返回值则不用*/) {
		System.out.println("注解形式后置通知");
		System.out.print(jp.getThis());
	}
	
	@AfterThrowing(pointcut="execution(public * addstudent(..))",throwing="e")
	public void myexception(JoinPoint jp ,IndexOutOfBoundsException e) {
		System.out.println("注解形式的异常通知");
		System.out.println(e.getMessage());
	}
	
	@Around("execution(public * addstudent(..))")
	public void myaround(ProceedingJoinPoint pjp) {
		try {
			System.out.println("beforex");
			pjp.proceed();
			System.out.println("endx");
		} catch (Exception e) {
			// TODO Auto-generated catch block

			System.out.println("error1x");
		} catch (Throwable e) {
			// TODO Auto-generated catch block
			System.out.println("error1x");
		}finally {
			System.out.println("end-advice");
		}
	}
}

　　

package com.bysen.web.controller.tool;
import org.apache.commons.lang3.builder.ToStringBuilder;
 import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;

 /**
 * 日志管理：
 * @author qinyi

**/
@Aspect
@Service
public class LoggerAdvice {
    protected Logger logger = LoggerFactory.getLogger(this.getClass());

   @Before("within(com.bysen.web..*) && @annotation(loggerManage)")
 public void addBefoLogger(JoinPoint joinPoint,LoggerManage loggerManage){
        logger.info("######################################################");
        logger.info("执行"+loggerManage.description()+"开始");
        logger.info(joinPoint.getSignature().toString());
        logger.info(parseParames(joinPoint.getArgs()));
        logger.info("######################################################");
    }





     @AfterReturning("within(com.bysen.web..*) && @annotation(loggerManage)")
    public void addAfterRetruningLogger(JoinPoint joinPoint,LoggerManage loggerManage){
                logger.info("执行"+loggerManage.description()+" 结束");
           }

    @AfterThrowing(pointcut = "within(com.bysen.web..*) && @annotation(loggerManage)",
                       throwing ="ex")
     public void addAfterThrowingLogger(JoinPoint joinPoint,LoggerManage loggerManage,
             Exception ex){
                logger.error("执行"+loggerManage.description()+" 异常",ex);
             }

     private String parseParames(Object[] parames){
                 if(null == parames || parames.length <= 0 || parames.length>1024){
                         return "";
                     }
                 StringBuffer param = new StringBuffer("传入参数[{}] ");
              for(Object obj : parames){
                       param.append(ToStringBuilder.reflectionToString(obj)).append(" ");
                  }
                return param.toString();
 }
}

　　

package com.bysen.web.controller.tool;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * 日志注解
 * @author yu
 *
 */
@Target(ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface LoggerManage {
    public String description();
}

　　

package com.bysen.web.controller.tool;

import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.Arrays;

@Aspect
@Component
public class LoginAspect {

    private Logger logger = LoggerFactory.getLogger(this.getClass());

    //声明切入点
    @Pointcut("@annotation(com.bysen.web.controller.tool.LoggerManage)")
    public void poincut(){}

    //定义前切切面
    @Before("poincut()")
    public void doBefore(JoinPoint joinPoint){
        ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
        HttpServletRequest request = attributes.getRequest();
        logger.info("ip: " + request.getRemoteAddr());
        logger.info("url:" + request.getRequestURL().toString());
        logger.info("HTTP_METHOD:" + request.getMethod());
        //joinPoint.getSignature()获取切入点的相关信息
        logger.info("target: " + joinPoint.getSignature());
        logger.info("class_method:" + joinPoint.getSignature().getDeclaringTypeName() + "." + joinPoint.getSignature().getName());
        logger.info("args:" + Arrays.toString(joinPoint.getArgs()));
    }

    //定义return切面
    @AfterReturning(pointcut = "poincut()", returning = "rep")
    public void doAfterReturn(Object rep){
        logger.info("rep: " + rep);
    }

    @Around("poincut()")
    public Object around(ProceedingJoinPoint point) {
        Object result = null;
        long beginTime = System.currentTimeMillis();
        try {
            result = point.proceed();
        } catch (Throwable e) {
            e.printStackTrace();
        }
        long time = System.currentTimeMillis() - beginTime;
        logger.info("进入接口运行时长 " + time);
        return result;
    }

}