AOP注解

1. 1. xml 方式配置
2. <aop:config>  
3.     <aop:aspectrefaop:aspectref="aspectDef">  
4.         <aop:pointcutidaop:pointcutid="pointcut1"expression="execution(* com.test.spring.aop.pointcutexp..JoinPointObjP2.*(..))"/>  
5.         <aop:before pointcut-ref="pointcut1" method="beforeAdvice" />  
6.     </aop:aspect>  
7. </aop:config>  
9. 2. 注解方式 
10. @Component  
11. @Aspect  
12. public class AspectDef {  
13.     //@Pointcut("execution(* com.test.spring.aop.pointcutexp..JoinPointObjP2.*(..))")  
14.     //@Pointcut("within(com.test.spring.aop.pointcutexp..*)")  
15.     //@Pointcut("this(com.test.spring.aop.pointcutexp.Intf)")  
16.     //@Pointcut("target(com.test.spring.aop.pointcutexp.Intf)")  
17.     //@Pointcut("@within(org.springframework.transaction.annotation.Transactional)")  
18.     //@Pointcut("@annotation(org.springframework.transaction.annotation.Transactional)")  
19.     @Pointcut("args(String)")  
20.     public void pointcut1() {  
21.     }  
22.     @Before(value = "pointcut1()")  
23.     public void beforeAdvice() {  
24.         System.out.println("pointcut1 @Before...");  
25.     }