SSH框架整合+Spring事务全注解开发和XML开发

web.xml配置文件： 配置Struts2和 监听器listener （applicationContext.xml视情况而定）

<?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">
  <display-name></display-name> 
  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
  <!-- 配置Struts2 -->
  <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>
  
   <!-- 配置spring ,如果applicationContext.xml放在web-inf下不用配置,只需配置listener -->
  <context-param>
  <param-name>contextConfigLocation</param-name><!-- contextConfigLocation名不能变  -->
  <param-value>classpath:applicationContext.xml</param-value>
  </context-param>
  
  <listener>
  <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  </web-app>

applicationContext.xml配置文件

<?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/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd
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/context http://www.springframework.org/schema/context/spring-context-3.0.xsd">

<!-- 自动扫描 -->
    <context:component-scan base-package="com"/>
    <!-- dbcp数据源 -->
    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource ">
    <property name="driverClassName" value="com.mysql.jdbc.Driver"></property><!-- 驱动 -->
    <property name="url"
            value="jdbc:mysql://localhost:3306/cc2?useUnicode=true&characterEncoding=utf8"></property>
            <property name="username" value="root"></property><!-- 用户姓名-->
        <property name="password" value="huayu123" /><!-- 用户密码 -->
        <!-- 连接池启动时的初始值 -->
        <property name="initialSize" value="3" />
        <!-- 连接池的最大值 -->
        <property name="maxActive" value="300" />
        <!-- 最大空闲值.当经过一个高峰时间后，连接池可以慢慢将已经用不到的连接慢慢释放一部分，一直减少到maxIdle为止 -->
        <property name="maxIdle" value="2" />
        <!-- 最小空闲值.当空闲的连接数少于阀值时，连接池就会预申请去一些连接，以免洪峰来时来不及申请 -->
        <property name="minIdle" value="1" />
    </bean>

<!-- 配置sessionFactory  引入工厂模式 -->      
    <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
    <!--分开整合<property name="configLocation" value="classpath:hibernate.cfg.xml"></property>-->
    <property name="dataSource" ref="dataSource"></property><!-- 数据源参考上面的decp -->
    <property name="hibernateProperties"><!-- hibernate的属性 -->
    <props>
    <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop><!-- hibernate的方言 -->
    <prop key="hibernate.hbm2ddl.auto">update</prop><!-- 自动生成表 -->
    <prop key="hibernate.show_sql">true</prop><!-- 显示sql语句 -->
    
    <prop key="hibernate.format_sql">true</prop><!-- 格式化 -->
    </props>
    </property>
    <property name="mappingResources"><!-- 映射文件 -->
    <list>
        <value>com/entity/Publish.hbm.xml</value><!-- 映射文件路径 -->
        </list>
    </property>
    </bean>   

基于全注解开发

<bean id="HibernateTemplate" class="org.springframework.orm.hibernate3.HibernateTemplate">
    <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>
    <!-- 步骤二、具有@Transactional 注解的bean自动配置为声明式事务支持 -->
    <!-- 事务管理器配置, Hibernate的数据源事务 -->
    <bean id="defaultTransactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory" />
    </bean>    
    <!-- 使用annotation定义事务 -->
    <tx:annotation-driven transaction-manager="defaultTransactionManager" proxy-target-class="true" />    
</beans>

基于XML开发

<?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/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd
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/context http://www.springframework.org/schema/context/spring-context-3.0.xsd">
    <!-- 自动扫描 -->
    <context:component-scan base-package="com"/>
    <!-- dbcp数据源 -->
    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource ">
    <property name="driverClassName" value="com.mysql.jdbc.Driver"></property><!-- 驱动 -->
    <property name="url"
            value="jdbc:mysql://localhost:3306/cc2?useUnicode=true&characterEncoding=utf8"></property>
            <property name="username" value="root"></property><!-- 用户姓名-->
        <property name="password" value="huayu123" /><!-- 用户密码 -->
        <!-- 连接池启动时的初始值 -->
        <property name="initialSize" value="3" />
        <!-- 连接池的最大值 -->
        <property name="maxActive" value="300" />
        <!-- 最大空闲值.当经过一个高峰时间后，连接池可以慢慢将已经用不到的连接慢慢释放一部分，一直减少到maxIdle为止 -->
        <property name="maxIdle" value="2" />
        <!-- 最小空闲值.当空闲的连接数少于阀值时，连接池就会预申请去一些连接，以免洪峰来时来不及申请 -->
        <property name="minIdle" value="1" />
    </bean>
    <!-- 配置sessionFactory  引入工厂模式 -->      
    <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
    <!--分开整合<property name="configLocation" value="classpath:hibernate.cfg.xml"></property>-->
    <property name="dataSource" ref="dataSource"></property><!-- 数据源参考上面的decp -->
    <property name="hibernateProperties"><!-- hibernate的属性 -->
    <props>
    <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop><!-- hibernate的方言 -->
    <prop key="hibernate.hbm2ddl.auto">update</prop><!-- 自动生成表 -->
    <prop key="hibernate.show_sql">true</prop><!-- 显示sql语句 -->
    
    <prop key="hibernate.format_sql">true</prop><!-- 格式化 -->
    </props>
    </property>
    <property name="mappingResources"><!-- 映射文件 -->
    <list>
        <value>com/baidu/entity/Dept.hbm.xml</value>
        <value>com/baidu/entity/Person.hbm.xml</value><!-- 映射文件路径 -->
        </list>
    </property>
    </bean>   
    <!-- 配置HibernateTemplate  里面有很多HibernateTemplate的方法 -->
    <bean id="HibernateTemplate" class="org.springframework.orm.hibernate3.HibernateTemplate">
    <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>
    <!-- 步骤二、具有@Transactional 注解的bean自动配置为声明式事务支持 -->
    <!-- 事务管理器配置, Hibernate的数据源事务 基于全注解开发，只需在所需类前加上:@Transactional 
    不需要事务的方法前加上: @Transactional(propagation 
        = Propagation.NOT_SUPPORTED)-->
    <bean id="defaultTransactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory" />
    </bean>
    
    <!-- xml方式配置 -->
    <aop:aspectj-autoproxy proxy-target-class="true" /><!-- 激活自动代理功能 -->
    <aop:config> <!-- 定义一个切面，并将事务通知和切面组合  pointcut切点表达式  advisor切点-->
    <aop:pointcut expression="execution(* com.baidu.service.impl.*.*(..))" id="trPointcut"/>
    <!-- advice-ref 定义切得规则  怎么切   pointcut-ref定义切得位置   “<aop:advisor>”则定义了在哪些连接点应用什么<aop:aspect>-->
    <aop:advisor advice-ref="trcut" pointcut-ref="trPointcut"/>
    </aop:config>
    <!-- 定义事务通知 -->
    <tx:advice id="trcut" transaction-manager="defaultTransactionManager">
      <!-- 定义事务传播规则 -->
      <tx:attributes>
      <tx:method name="add*" propagation="REQUIRED"/>
      <tx:method name="update*" propagation="REQUIRED"/>
      <tx:method name="del*" propagation="REQUIRED"/>
       <tx:method name="*" propagation="REQUIRED" read-only="true"/>
      <!-- 也可以对所有方法都应用REQUIRED事务规则 
      <tx:method name="*" propagation="REQUIRED"/>-->
      </tx:attributes>
    </tx:advice>
      
    <!-- 使用annotation定义事务 -->
    <!-- <tx:annotation-driven transaction-manager="defaultTransactionManager" proxy-target-class="true" /> -->    
</beans>

struts2配置文件

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd">
<struts>
<!-- 上传文件大小，不设置默认为2MB -->
<constant name="struts.multipart.maxSize" value="15728640" /> 
<!-- 设置开发模式 -->
<constant name="struts.devMode" value="true" />
<!-- 编码格式,struts2解决乱码方式 -->
 <constant name="struts.i18n.encoding" value="UTF-8" />
<package name="default" extends="struts-default">
<!-- <action name="per_*" class="com.baidu.controller.PersonAction" method="{1}"> -->
<action name="per_*" class="peraction" method="{1}">
<result name="list">/WEB-INF/per/list.jsp</result>
<result name="add">/WEB-INF/per/add.jsp</result>
<result name="update">/WEB-INF/per/update.jsp</result>
<result name="show" type="redirect">/per_list</result>
</action>
</package>
</struts>    

dao层

dao层.png

dao层.png

service层

service层.png

service层.png

controller层

控制层.png

aspect切面相当于拦截器

interceptor层.png

默认勾选

默认勾选.png

Person.hbm.xml映射文件

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

<hibernate-mapping>
  <class name="com.baidu.entity.Person" table="person">
    <id name="id" type="int">
      <column name="id"/>
      <generator class="native"/>
    </id>
    <property name="name" type="java.lang.String">
      <column name="name"/>
    </property>
    <property name="sex" type="java.lang.String">
      <column name="sex"/>
    </property>
    <property name="age" type="int">
      <column name="age"/>
    </property>
    <property name="skill" type="java.lang.String">
      <column name="skill"/>
    </property>
    <property name="jobtime" type="date">
      <column name="jobtime"/>
    </property>
    <property name="filepath" type="java.lang.String">
      <column name="filepath"/>
    </property>
    <property name="resume" type="java.lang.String">
      <column name="resume"/>
    </property>
    <many-to-one name="dept" lazy="false" column="did"
     class="com.baidu.entity.Dept"/>
  </class>
</hibernate-mapping>

Dept.hbm.xml映射文件

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

<hibernate-mapping>
  <class name="com.baidu.entity.Dept" table="dept">
    <id name="did" type="int">
      <column name="did"/>
      <generator class="native"/>
    </id>
    <property name="dname" type="java.lang.String">
      <column name="dname"/>
    </property>
    <set name="set" lazy="false" inverse="true">
      <key column="did"/>
      <one-to-many class="com.baidu.entity.Person"/>
    </set>
  </class>
</hibernate-mapping>

aop全注解关键字

aop全注解.png

链接: http://pan.baidu.com/s/1dE8UGsL 密码: cw9f