영혼과영혼의양식

package sp.aop.service;

public class FaqBoardImpl implements Board {

 @Override
 public String getBoardName() {
  // TODO Auto-generated method stub
  return "FAQ Board";
 }
}

package sp.aop.service;

public class NoticeBoardImpl implements Board {

 @Override
 public String getBoardName() {
  // TODO Auto-generated method stub
  return "Notice Board";
 }
}

package sp.aop.controller;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.web.servlet.ModelAndView;

import sp.aop.service.Board;

public class BoardController extends
  org.springframework.web.servlet.mvc.AbstractController {

 @Resource(name="noticeBoard")
 private Board board;
 
 @Override
 protected ModelAndView handleRequestInternal(HttpServletRequest arg0,
   HttpServletResponse arg1) throws Exception {
  // TODO Auto-generated method stub
  
  System.out.println("<<===== START =====>>");
  System.out.println("Board Name-1 : " + board.getBoardName());
  System.out.println("<<===== END =====>>");
  System.out.println("Board Name-2 : " + board.getBoardName());
  

  return null;
 }

}

package sp.aop.advice;

import org.aspectj.lang.ProceedingJoinPoint;

public class TimeCheckAdvice {

 public Object timeChk(ProceedingJoinPoint joinPoint) throws Throwable{
  String signatureStr = joinPoint.getSignature().toShortString();
  System.out.println(signatureStr + "시작");
  long start = System.currentTimeMillis();
  
  try{
   Object result = joinPoint.proceed();
   return result;
  }finally{
   long finish = System.currentTimeMillis();
   System.out.println(signatureStr + "종료");
   
   System.out.println(signatureStr + "실행시간 : " + (finish - start) + "ms");
  }
 }
}

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"
 xmlns:aop="http://www.springframework.org/schema/aop"
 xmlns:context="http://www.springframework.org/schema/context"
 xmlns:p="http://www.springframework.org/schema/p"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
       http://www.springframework.org/schema/context
       http://www.springframework.org/schema/context/spring-context-3.0.xsd
       http://www.springframework.org/schema/aop
       http://www.springframework.org/schema/aop/spring-aop-3.0.xsd">

 <context:annotation-config/>
 
 
 <!-- HandlerMapping 설정 -->
 <bean id="simpleUrlHandlerMapping" class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
  <property name="mappings">
   <props>
    <prop key="/aoptest01.sp">boardController</prop>
   </props>
  </property>
 </bean>

 
 <!-- 각종 bean 설정 -->
 <bean id="boardController" class="sp.aop.controller.BoardController"></bean>
 
 <!-- Advice 클래스를 빈으로 등록 -->
 <bean id="timeCheckAdvice" class="sp.aop.advice.TimeCheckAdvice"></bean>
 
 <!-- Aspect 설정 : Advice를 어떤 PointCut에 적용할 지 설정 -->
 <aop:config>
  <aop:aspect id="timeAspect" ref="timeCheckAdvice">
   <aop:pointcut id="publicMethod" expression="execution(public * sp.aop..*(..))"/>
   <aop:around pointcut-ref="publicMethod" method="timeChk"/>
  </aop:aspect>
 </aop:config>
 
 <bean id="noticeBoard" class="sp.aop.service.NoticeBoardImpl"></bean>
 <bean id="faqBoard" class="sp.aop.service.FaqBoardImpl"></bean>
 
</beans>

 <aop:config>

 AOP 설정 정보임을 나타냄 

 Pointcut을 설정

 Around Advice를 설정, 이 외에도 다양한 Advice를 설정

<<===== START =====>>
Board.getBoardName()시작
Board.getBoardName()종료
Board.getBoardName()실행시간 : 1ms
Board Name-1 : Notice Board
<<===== END =====>>
Board.getBoardName()시작
Board.getBoardName()종료
Board.getBoardName()실행시간 : 0ms
Board Name-2 : Notice Board