/**
* 定义一个接口
*/
public interface Sleepable {
/**
* 睡觉方法
*/
void sleep();
}
/**
* 本人实现睡觉接口
*/
public class ChenLliNa implements Sleepable {
@Override
public void sleep() {
// TODO Auto-generated method stub
System.out.println("乖,该睡觉了!");
}
}
/**
* 定义一个睡眠的增强 同时实现前置 和后置
*/
public class SleepHelper implements MethodBeforeAdvice, AfterReturningAdvice {
@Override
public void afterReturning(Object returnValue, Method method,
Object[] args, Object target) throws Throwable {
System.out.println("睡觉前要敷面膜");
}
@Override
public void before(Method method, Object[] args, Object target)
throws Throwable {
System.out.println("睡觉后要做美梦");
}
}
<!-- 创建一个增强 advice -->
<bean id ="sleepHelper" class="com.tgb.springaop.aspect.SleepHelper"/>
<bean id="lina" class="com.tgb.springaop.service.impl.ChenLliNa"/>
<!-- 定义切点 匹配所有的sleep方法-->
<bean id ="sleepPointcut" class="org.springframework.aop.support.JdkRegexpMethodPointcut">
<property name="pattern" value=".*sleep"></property>
</bean>
<!-- 切面 增强+切点结合 -->
<bean id="sleepHelperAdvisor" class="org.springframework.aop.support.DefaultPointcutAdvisor">
<property name="advice" ref="sleepHelper"/>
<property name="pointcut" ref="sleepPointcut"/>
</bean>
<!-- 定义代理对象 -->
<bean id="linaProxy" class="org.springframework.aop.framework.ProxyFactoryBean">
<property name="target" ref="lina"/>
<property name="interceptorNames" value="sleepHelperAdvisor"/>
<!-- <property name="proxyInterfaces" value="com.tgb.springaop.service.Sleepable"/> -->
</bean>
<!-- 创建一个增强 advice --> <bean id ="sleepHelper" class="com.tgb.springaop.aspect.SleepHelper"/> <!-- 目标类 --> <bean id="lina" class="com.tgb.springaop.service.impl.ChenLliNa"/> <!-- 配置切点和通知--> <bean id ="sleepAdvisor" class="org.springframework.aop.support.RegexpMethodPointcutAdvisor"> <property name="advice" ref="sleepHelper"></property> <property name="pattern" value=".*sleep"/> </bean> <!-- 自动代理配置 --> <bean class="org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator"/>
/**
* 通过注解的方式 添加增强
*/
@Aspect
@Component
public class SleepHelper03 {
/*@Pointcut("execution(* com.tgb.springaop.service.impl..*(..))")*/
@Pointcut("execution(* *.sleep(..))")
public void sleeppoint(){}
@Before("sleeppoint()")
public void beforeSleep(){
System.out.println("睡觉前要敷面膜");
}
@AfterReturning("sleeppoint()")
public void afterSleep(){
System.out.println("睡觉后要做美梦");
}
<!--扫描包 -->
<context:component-scan base-package="com.tgb" annotation-config="true"/>
<!-- ASPECTJ注解 -->
<aop:aspectj-autoproxy proxy-target-class="true" />
<!-- 目标类 -->
<bean id="lina" class="com.tgb.springaop.service.impl.ChenLliNa"/>
<!-- 目标类 -->
<bean id="lina" class="com.tgb.springaop.service.impl.ChenLliNa"/>
<bean id ="sleepHelper" class="com.tgb.springaop.aspect.SleepHelper02"/>
<aop:config>
<aop:aspect ref="sleepHelper">
<aop:before method="beforeSleep" pointcut="execution(* *.sleep(..))"/>
<aop:after method="afterSleep" pointcut="execution(* *.sleep(..))"/>
</aop:aspect>
</aop:config>
/**
* 通过注解的方式 添加增强
*/
public class SleepHelper02 {
public void beforeSleep(){
System.out.println("睡觉前要敷面膜");
}
public void afterSleep(){
System.out.println("睡觉后要做美梦");
}
}
/**
* 配置文件 spring_aop.xml 通过代理
*/
@Test
public void test(){
ApplicationContext ct = new ClassPathXmlApplicationContext("spring_aop.xml");
Sleepable sleeper =(Sleepable) ct.getBean("linaProxy");
sleeper.sleep();
}
/**
* 配置文件 spring_aop_01.xml 简答的java对象
*/
@Test
public void test01(){
ApplicationContext ct = new ClassPathXmlApplicationContext("spring_aop_01.xml");
Sleepable sleeper = (Sleepable)ct.getBean("lina");
sleeper.sleep();
}
/**
* 配置文件 spring_aop_03.xml 通过aspect注解
*/
@Test
public void test03(){
ApplicationContext ct = new ClassPathXmlApplicationContext("spring_aop_03.xml");
Sleepable sleeper = (Sleepable)ct.getBean("lina");
sleeper.sleep();
}
/**
* 配置文件 spring_aop_02.xml 通过apsect配置文件
* @author 陈丽娜
* @version 2015年5月31日上午10:09:37
*/
@Test
public void test02(){
ApplicationContext ct = new ClassPathXmlApplicationContext("spring_aop_02.xml");
Sleepable sleeper = (Sleepable)ct.getBean("lina");
sleeper.sleep();
}
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