Spring 3 AOP 1 简单AOP

2015/06/04 17:26
阅读数 23
需要添加引用:
                 < dependency >
                        < groupId >   org.springframework </ groupId   >
                        < artifactId >   spring-aop </ artifactId   >
                        < version >   ${org.springframework.version} </ version   >
                 </ dependency >
                 < dependency >
                        < groupId >   org.springframework </ groupId   >
                        < artifactId >   spring-aspects </ artifactId   >
                        < version >   ${org.springframework.version} </ version   >
                 </ dependency >

package   com.yln.spring.aop;
public   interface   IHelloWorldService {
          public   void   sayHello();
}

package   com.yln.spring.aop;
public   class   HelloWorldService   implements   IHelloWorldService {
          public   void   sayHello() {
              System.   out .println( "============Hello World!"   );
       }        
}

package   com.yln.spring.aop;

public   class   HelloWorldAspect {
          //前置通知  
      public   void   beforeAdvice() {  
        System.   out .println( "===========before advice"   );  
    }  
      //后置最终通知  
      public   void   afterFinallyAdvice() {  
        System.   out .println( "===========after finally advice"   );  
    }
}

<? xml   version =   "1.0"   encoding   = "UTF-8" ?>
< beans   xmlns =   "http://www.springframework.org/schema/beans"
          xmlns:xsi = "http://www.w3.org/2001/XMLSchema-instance"
          xmlns:c =   "http://www.springframework.org/schema/c"
          xmlns:context = "http://www.springframework.org/schema/context"
          xmlns:p =   "http://www.springframework.org/schema/p"
          xmlns:tx =   "http://www.springframework.org/schema/tx"
          xmlns:aop = "http://www.springframework.org/schema/aop"
          xmlns:util = "http://www.springframework.org/schema/util"
          xsi:schemaLocation = "http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/context
       http://www.springframework.org/schema/context/spring-context-3.2.xsd
       http://www.springframework.org/schema/tx
       http://www.springframework.org/schema/tx/spring-tx-3.2.xsd
       http://www.springframework.org/schema/aop
       http://www.springframework.org/schema/aop/spring-aop-3.2.xsd
       http://www.springframework.org/schema/util
       http://www.springframework.org/schema/util/spring-util-3.2.xsd"   >

          < bean   id =   "helloWorldService"     class = "com.yln.spring.aop.HelloWorldService"   />  
          < bean   id =   "aspect"   class   = "com.yln.spring.aop.HelloWorldAspect" />
       
          < aop:config >     
                 < aop:pointcut   id =   "pointcut"   expression   = "execution(* com.yln..*.*(..))" />     
             < aop:aspect   ref =   "aspect" >   
                 < aop:before   pointcut-ref = "pointcut"   method = "beforeAdvice" />     
                 < aop:after   pointcut =   "execution(* com.yln..*.*(..))"   method = "afterFinallyAdvice"   />   
             </ aop:aspect >     
          </ aop:config >    
</ beans >


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