复用代码【SSH配置文件】

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
         version="3.1">


    <!-- 配置spring的OpenSessionInView模式 【目的：JSp页面访问懒加载数据】 -->
    <!-- 注意：访问struts时候需要带上*.action后缀 -->
    <filter>
        <filter-name>OpenSessionInView</filter-name>
        <filter-class>org.springframework.orm.hibernate3.support.OpenSessionInViewFilter</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>OpenSessionInView</filter-name>
        <url-pattern>*.action</url-pattern>
    </filter-mapping>

    <!--初始化Struts功能-->
    <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>

    <!--初始化Spring容器-->

    <!-- 2. spring 配置 -->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>/WEB-INF/classes/bean-*</param-value>
    </context-param>
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>


</web-app>

bean-base.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:tx="http://www.springframework.org/schema/tx"
       xmlns:aop="http://www.springframework.org/schema/aop"
       xmlns:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">

    <!-- 1) 连接池实例 -->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="com.mysql.jdbc.Driver"></property>
        <property name="jdbcUrl" value="jdbc:mysql:///zhongfucheng?characterEncoding=utf8"></property>
        <property name="user" value="root"></property>
        <property name="password" value="root"></property>
        <property name="initialPoolSize" value="3"></property>
        <property name="maxPoolSize" value="6"></property>
    </bean>


    <!-- 2) SessionFactory实例创建 -->
    <!-- 所有的配置都由spring维护(项目中不需要hibernate.cfg.xml啦) -->
    <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
        <!-- a. 连接池 -->
        <property name="dataSource" ref="dataSource"></property>

        <!-- b. hibernate常用配置： 方言、显示sql、自动建表等 -->
        <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>

        <!-- c. 映射配置 -->
        <property name="mappingLocations">
            <list>
                <value>classpath:zhongfucheng/entity/*.hbm.xml</value>
            </list>
        </property>
    </bean>

    <!-- 3) 事务配置 -->
    <!-- # 事务管理器 -->
    <bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>

    <!-- # 事务增强 -->
<!--    <tx:advice id="txAdvice" transaction-manager="txManager">
        <tx:attributes>
            <tx:method name="*" read-only="false"/>
        </tx:attributes>
    </tx:advice>
    &lt;!&ndash; # AOP配置 &ndash;&gt;
    <aop:config>
        <aop:pointcut expression="execution(* cn.itcast.service.*.*(..))" id="pt"/>
        <aop:advisor advice-ref="txAdvice" pointcut-ref="pt"/>
    </aop:config>-->

    <!--4)开启注解扫描器-->
    <context:component-scan base-package="zhongfucheng"/>

    <!--5)开启注解处理事务-->
    <tx:annotation-driven transaction-manager="txManager"/>

</beans>

Struts2.xml

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE struts PUBLIC
        "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
        "http://struts.apache.org/dtds/struts-2.3.dtd">

<struts>

    <package name="aaa" extends="struts-default">
        <action name="ccc" class="userAction" method="execute">
            <result name="success">/show.jsp</result>
        </action>
    </package>
</struts>

映射文件

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE hibernate-mapping PUBLIC 
    "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
    "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">

<hibernate-mapping package="zhongfucheng.entity">

    <class name="Dept" table="t_dept">
        <id name="id" >
            <generator class="native"></generator>
        </id>
        <property name="name" column="name"></property>
    </class>

</hibernate-mapping>