spring aop 之annotation

时间:2021-06-19 16:40:59

1.CutPointInterface

public interface CutPointInterface {
void method();
}

2.CutPointClass

@Component
public class CutPointClass implements CutPointInterface { @Override
public void method() {
// TODO Auto-generated method stub
System.out.println("切点类");
} }

3.AspectClass

@Aspect
public class AspectClass { @Pointcut("execution(* com.lzp.annotationAop.CutPointInterface.method(..))")
public void method(){ } @Before("method()")
public void before(){
System.out.println("之前");
}
@After("method()")
public void after(){
System.out.println("之后");
} }

4.xml

<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
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/tx
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-3.0.xsd">
<bean id="cutPointClass" class="com.lzp.annotationAop.CutPointClass"></bean>
<bean id="aspectClass" class="com.lzp.annotationAop.AspectClass"></bean>
<aop:aspectj-autoproxy proxy-target-class="true"/> </beans>

5.mainTest

    ApplicationContext context = new ClassPathXmlApplicationContext(
"annotationAop.xml");
CutPointInterface cutPoint= (CutPointInterface) context.getBean("cutPointClass");
cutPoint.method();

注意jdk和aspect版本

JDK1.6 —— aspectJ1.6

JDK1.7 —— aspectJ1.7.3+

参考:http://www.cnblogs.com/xing901022/p/4267563.html