aspectJ 有人有简单的例子吗

Question

rt

Answer 1

aspectJ 不懂呢，小顶一下！

Answer 2

但俺懂一点点AOP，我一般用AOP来实现声明式事务管理！看看我的applicationContext.xml一个简单的applicationContext.xml
<?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: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-2.5.xsd
           http://www.springframework.org/schema/context
           http://www.springframework.org/schema/context/spring-context-2.5.xsd
           http://www.springframework.org/schema/aop
           http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
           http://www.springframework.org/schema/tx 
           http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">

<context:annotation-config />
<context:component-scan base-package="com.taomei" /> <!-- 
<bean id="dataSource"
class="org.apache.commons.dbcp.BasicDataSource"
destroy-method="close">


<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://localhost:3306/spring" />
<property name="username" value="root" />
<property name="password" value="123" />
</bean>
--> <bean
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<value>classpath:dbCon.properties</value>
</property>
</bean> <bean id="dataSource" destroy-method="close"
class="org.apache.commons.dbcp.BasicDataSource">
<property name="driverClassName"
value="${dbCon.driverClassName}" />
<property name="url" value="${dbCon.url}" />
<property name="username" value="${dbCon.username}" />
<property name="password" value="${dbCon.password}" />
</bean>

<bean id="sf"
class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
<property name="dataSource" ref="dataSource" />

<property name="annotatedClasses">
<list>
<value>com.taomei.model.TfUser</value>
<value>com.taomei.model.TfUserLevel</value>
<value>com.taomei.model.TfDxsinfo</value>
</list>
</property>

 <!-- 
 <property name="packagesToScan">
<list>
<value>com.my.test.model</value>
</list>
</property>
 -->
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">
org.hibernate.dialect.MySQLDialect
</prop>
<prop key="hibernate.show_sql">true</prop>
</props>
</property>
</bean>

<bean id="hibernateTemplate" class="org.springframework.orm.hibernate3.HibernateTemplate">
<property name="sessionFactory" ref="sf"></property>
</bean> <bean id="txManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory" ref="sf" />
</bean> <aop:config>
<aop:pointcut id="bussinessService"
expression="execution(public * com.taomei.service.*.*(..))" />
<aop:advisor pointcut-ref="bussinessService"
advice-ref="txAdvice" />
</aop:config> <tx:advice id="txAdvice" transaction-manager="txManager">
<tx:attributes>
<tx:method name="existByUserNameAndPwd" read-only="true" />

<tx:method name="existByUserNameAndPwd" read-only="true" />
<tx:method name="findByUserNameAndPwd" read-only="true" />

<tx:method name="getByUserName" read-only="true" />
<tx:method name="getByUserInfo" read-only="true" />
<tx:method name="getRecWCByStaticParentid" read-only="true" />
<tx:method name="getLevelNameBylevelId" read-only="true" />

<tx:method name="changeUserPwd" propagation="REQUIRED"/>

<tx:method name="changeDxsInfo" propagation="REQUIRED"/>

<tx:method name="add*" propagation="REQUIRED"/>

</tx:attributes>
</tx:advice></beans>

Answer 3

AspectJ（也就是AOP），百科是这样写的！