spring配置数据源

<?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:p="http://www.springframework.org/schema/p"
    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/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd ">
    <bean id="sessionFactory"
        class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
        <property name="configLocation" value="classpath:hibernate.cfg.xml">
        </property>
    </bean>
    <bean id="tblUserDAO" class="com.angi.dao.TblUserDAO">
        <property name="sessionFactory">
            <ref bean="sessionFactory" />
        </property>
    </bean>
    <bean id="tblUserService" class="com.angi.dao.service.TblUserService">
        <property name="tblUserDAO">
            <ref bean="tblUserDAO" />
        </property>
    </bean>
    <!-- 声明一个 Hibernate 3 的 事务管理器供代理类自动管理事务用 -->
    <bean id="transactionManager"
        class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory">
            <ref local="sessionFactory" />
        </property>
    </bean>
    <!-- 需要引入aop的命名空间 -->
    <aop:config>
        <!-- 切入点指明了在执行Service的所有方法时产生事务拦截操作 -->
        <aop:pointcut id="daoMethods"
            expression="execution(* com.angi.dao.service.TblUserService.*(..))" />
        <!-- 定义了将采用何种拦截操作，这里引用到 txAdvice -->
        <aop:advisor advice-ref="txAdvice" pointcut-ref="daoMethods" />
    </aop:config>
    <!-- 需要引入tx的命名空间 -->
    <!-- 这是事务通知操作，使用的事务管理器引用自 transactionManager -->
    <tx:advice id="txAdvice" transaction-manager="transactionManager">
        <tx:attributes>
            <!-- 指定哪些方法需要加入事务，这里懒惰一下全部加入，可以使用通配符来只加入需要的方法 -->
            <tx:method name="*" propagation="REQUIRED" />
        </tx:attributes>
    </tx:advice>
</beans>

 

<bean id="propertyConfigurer"         
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">          
    <property name="location" value="/WEB-INF/jdbc.properties"/>          
</bean>          
<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"           
        destroy-method="close">          
    <property name="driverClassName" value="${jdbc.driverClassName}" />          
    <property name="url" value="${jdbc.url}" />          
    <property name="username" value="${jdbc.username}" />          
    <property name="password" value="${jdbc.password}" />          
</bean>