AOP案例（注解形式）

ゝ一纸荒年。 2023-07-03 04:52 21阅读 0赞

配置文件

<aop:aspectj-autoproxy></aop:aspectj-autoproxy>

业务层代码

package com.zhwl.register.service.impl;
    @Service
    public class RegisterServiceImpl implements RegisterService {
        @Override
        public void fun() {
    		
        }
    }

AOP类

import org.aspectj.lang.ProceedingJoinPoint;
    import org.aspectj.lang.annotation.AfterThrowing;
    import org.aspectj.lang.annotation.Around;
    import org.aspectj.lang.annotation.Aspect;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.context.annotation.Scope;
    import org.springframework.stereotype.Component;
    import org.springframework.transaction.TransactionStatus;
    import org.springframework.transaction.interceptor.TransactionAspectSupport;
    @Component
    //这是多例模式注解。
    //@Scope("prototype")
    @Aspect
    public class AopTx {
    	//异常通知
        //execution表达式参考：https://blog.csdn.net/qq_39706570/article/details/104131914
    //这里的execution只对fun方法拦截
    	@AfterThrowing("execution(* com.zhwl.register.service.impl.RegisterServiceImpl.fun(..))")
    	public void afterThrowing() {
    		
    	}
    	//环绕通知
        //execution表达式参考：https://blog.csdn.net/qq_39706570/article/details/104131914
    //这里的execution只对fun方法拦截
    	@Around("execution(* com.zhwl.register.service.impl.RegisterServiceImpl.fun(..))")
    	public void around(ProceedingJoinPoint pjp) throws Throwable {
    		//方法之前
    		
    		pjp.proceed();
    		
    		//方法之后
    		
    	}
    }

备注

execution表达式参考：[https://blog.csdn.net/qq\_39706570/article/details/104131914][https_blog.csdn.net_qq_39706570_article_details_104131914]

[https_blog.csdn.net_qq_39706570_article_details_104131914]: https://blog.csdn.net/qq_39706570/article/details/104131914