<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
    http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
    
    <!-- struts2配置 -->
    <filter>
        <filter-name>struts2</filter-name>
        <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>struts2</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!-- Spring配置 -->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:bean.xml</param-value><!--这里的classpath之后也可以改为bean*.xml，*表示通配符-->
    </context-param>
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <welcome-file-list>
        <welcome-file>index.jsp</welcome-file>
    </welcome-file-list>
</web-app>

<?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: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.xsd
          http://www.springframework.org/schema/context
         http://www.springframework.org/schema/context/spring-context.xsd
         http://www.springframework.org/schema/aop
         http://www.springframework.org/schema/aop/spring-aop.xsd
         http://www.springframework.org/schema/tx
          http://www.springframework.org/schema/tx/spring-tx.xsd">
        <!-- 1.连接池实例 -->
        <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
            <property name="jdbcUrl" value="jdbc:mysql://localhost:3306/ssh"></property>
            <property name="driverClass" value="com.mysql.jdbc.Driver"></property>
            <property name="user" value="root"></property>
            <property name="password" value="toor"></property>
            <property name="initialPoolSize" value="3"></property>
            <property name="maxPoolSize" value="6"></property>
        </bean>
        <!-- 2.spring管理SessionFactory【全部配置都写到spring中】 -->
        <!-- #注入DataSource、注入常用配置属性、映射配置属性 -->
        <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
            <property name="dataSource" ref="dataSource"></property>
            <property name="hibernateProperties">
                <props>
                    <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
                    <prop key="hibernate.show_sql">true</prop>
                    <prop key="hibernate.hbm2ddl.auto">update</prop>
                </props>
            </property>
            <property name="mappingLocations">
                <list>
                    <value>classpath:cn/itcast/entity/*.hbm.xml</value>
                </list>
            </property>
        </bean>
        
        <!-- 3.事务相关配置 -->
        <!-- 3.1 事务管理器类-->
        <bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
            <property name="sessionFactory" ref="sessionFactory"></property>
        </bean>
        <!-- 3.2 事务增强（如何管理事务）-->
        <tx:advice id="txAdvice" transaction-manager="txManager">
            <tx:attributes>
                <tx:method name="get*" read-only="true"/>
                <tx:method name="find*" read-only="true"/>
                <tx:method name="*" read-only="false"/>
            </tx:attributes>
        </tx:advice>
        <!-- 3.3 AOP配置=切入点表达式（拦截目标对象，生成代理）+事务增强应用 -->
        <aop:config>
            <aop:pointcut expression="execution(* cn.itcast.service.impl.*.*(..))" id="pt"/>
            <aop:advisor advice-ref="txAdvice" pointcut-ref="pt"/>
        </aop:config>
</beans>