Spring中的packagesToScan

<?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.bjsxt" />

<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 id="sessionFactory"
   class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
   <property name="dataSource" ref="dataSource" />
  
   <!--<property name="annotatedClasses">
    <list>
     <value>com.bjsxt.model.User</value>
     <value>com.bjsxt.model.Log</value>
    </list>
   </property>-->
  
   <property name="packagesToScan">
    <list>
     <value>com.bjsxt.model</value>
    </list>
   </property>
  
   <property name="hibernateProperties">
    <props>
     <prop key="hibernateProperties">org.hibernate.dialect.MySQLDialect</prop>
     <prop key="hibernate.show_sql">true</prop>
     <prop key="hibernate.format_sql">true</prop>
     <prop key="hbm2ddl.auto">update</prop>
    </props>
   </property>
</bean>

<!--
   the transactional advice (what 'happens'; see the <aop:advisor/> bean
   below)
-->
<tx:advice id="txAdvice" transaction-manager="txManager">
   <!-- the transactional semantics... -->
   <tx:attributes>
    <!-- all methods starting with 'get' are read-only -->
    <tx:method name="get*" read-only="true" />
    <!-- other methods use the default transaction settings (see below) -->
    <tx:method name="add*" propagation="REQUIRED"/>
   </tx:attributes>
</tx:advice>

<!--
   ensure that the above transactional advice runs for any execution of
   an operation defined by the FooService interface
-->
<aop:config>
   <aop:pointcut id="myTransaction"
    expression="execution(public * com.bjsxt.service..*.add(..))" />
   <aop:advisor advice-ref="txAdvice" pointcut-ref="myTransaction" />
</aop:config>

<!--
   <bean id="logInterceptor" class="com.bjsxt.aop.LogInterceptor"></bean>

   <aop:config> <aop:pointcut expression="execution(public *
   com.bjsxt.service..*.add(..))" id="servicePointcut" /> <aop:aspect
   id="logAspect" ref="logInterceptor"> <aop:before method="beforeMethod"
   pointcut-ref="servicePointcut" /> </aop:aspect> </aop:config>
-->

<bean id="txManager"
   class="org.springframework.orm.hibernate3.HibernateTransactionManager">
   <property name="sessionFactory" ref="sessionFactory" />
</bean>

<tx:annotation-driven transaction-manager="txManager" />
</beans>