SSH（Spring Struts2 Hibernate）框架整合(注解版)

案例描述：使用SSH整合框架实现部门的添加功能

工程： Maven

数据库：Oracle

框架：Spring Struts2  Hibernate

案例架构：

1.依赖jar包 pom.xml

 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <parent>
         <artifactId>01MyBatis</artifactId>
         <groupId>cn.happy</groupId>
         <version>1.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>11SSHAnnotation</artifactId>
     <packaging>war</packaging>
     <name>11SSHAnnotation Maven Webapp</name>
     <url>http://maven.apache.org</url>
     <dependencies>
         <!--单测-->
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
             <version>4.3</version>
             <scope>test</scope>
         </dependency>
         <!--spring配置-->
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-context</artifactId>
             <version>4.2.0.RELEASE</version>
         </dependency>
         <!--aop使用的jar-->
         <dependency>
             <groupId> org.aspectj</groupId >
             <artifactId> aspectjweaver</artifactId >
             <version> 1.8.7</version >
         </dependency>

         <!--SpringWeb-->
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-web</artifactId>
             <version>4.1.8.RELEASE</version>
         </dependency>

         <!--JavaEE-->
         <dependency>
             <groupId>javaee</groupId>
             <artifactId>javaee-api</artifactId>
             <version>5</version>
         </dependency>

         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>jstl</artifactId>
             <version>1.2</version>
             <scope>runtime</scope>
         </dependency>

         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-tx</artifactId>
             <version>4.2.5.RELEASE</version>
         </dependency>

         <!--c3p0-->
         <dependency>
             <groupId>com.mchange</groupId>
             <artifactId>c3p0</artifactId>
             <version>0.9.5.2</version>
         </dependency>

         <!--hibernate jar包-->
         <!--jta的jar包-->
         <dependency>
             <groupId>javax.transaction</groupId>
             <artifactId>jta</artifactId>
             <version>1.1</version>
         </dependency>

         <dependency>
             <groupId>org.hibernate</groupId>
             <artifactId>hibernate-core</artifactId>
             <version>5.0.6.Final</version>
         </dependency>

         <!--Spring-ORM-->
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-orm</artifactId>
             <version> 4.2.2.RELEASE</version>
         </dependency>

         <!--Oracle驱动的jar-->
         <dependency>
             <groupId>com.oracle</groupId>
             <artifactId>ojdbc6</artifactId>
             <version>11.2.0.1.0</version>
         </dependency>

         <!--struts2-->
         <dependency>
             <groupId>org.apache.struts</groupId>
             <artifactId>struts2-core</artifactId>
             <version>2.3.4.1</version>
         </dependency>

         <dependency>
             <groupId>org.apache.struts.xwork</groupId>
             <artifactId>xwork-core</artifactId>
             <version>2.3.4.1 </version>
         </dependency>

         <!-- struts2整合spring -->
         <dependency>
             <groupId>org.apache.struts</groupId>
             <artifactId>struts2-spring-plugin</artifactId>
             <version>2.3.4.1</version>
         </dependency>

         <!-- struts注解核心包 -->
         <dependency>
             <groupId>org.apache.struts</groupId>
             <artifactId>struts2-convention-plugin</artifactId>
             <version>2.3.4.1</version>
         </dependency>

     </dependencies>
     <build>
         <finalName>11SSHAnnotation</finalName>
     </build>
 </project>

2.web.xml

 <!DOCTYPE web-app PUBLIC
  "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
  "http://java.sun.com/dtd/web-app_2_3.dtd" >

 <web-app>
   <display-name>Archetype Created Web Application</display-name>
   <context-param>
     <param-name>contextConfigLocation</param-name>
     <param-value>classpath:applicationContext.xml</param-value>
   </context-param>

   <filter>
     <filter-name>struts</filter-name>
     <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
   </filter>
   <filter-mapping>
     <filter-name>struts</filter-name>
     <url-pattern>/*</url-pattern>
   </filter-mapping>

   <!--监听器-->
   <listener>
     <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
   </listener>
 </web-app>

3.resource目录文件配置

3.1applicationContext.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <beans xmlns="http://www.springframework.org/schema/beans"
        xmlns:context="http://www.springframework.org/schema/context"
        xmlns:tx="http://www.springframework.org/schema/tx"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        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/tx http://www.springframework.org/schema/tx/spring-tx.xsd
 ">
     <!--包扫描器-->
     <context:component-scan base-package="cn.happy"></context:component-scan>
     <!--1.Datasource-->
     <!--1.配置数据源c3p0-->
     <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
         <property name="driverClass" value="${jdbc.driverClassName}"/>
         <property name="user" value="${jdbc.username}"/>
         <property name="password" value="${jdbc.password}"/>
         <property name="jdbcUrl" value="${jdbc.url}"/>
     </bean>

     <!--jdbc.properties-->
     <context:property-placeholder location="classpath:jdbc.properties"></context:property-placeholder>

     <!--2.SessionFactory         类：Local-->
     <bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">
         <property name="dataSource" ref="dataSource"></property>
         <property name="hibernateProperties">
             <props>
                 <!--hibernate.xxxxxx必须以hibernate-->
                 <prop key="hibernate.show_sql">true</prop>
                 <prop key="hibernate.format_sql">true</prop>
                 <prop key="hibernate.dialect">org.hibernate.dialect.Oracle10gDialect</prop>
                 <!--with current thread bind session和线程绑定的session-->
                 <prop key="hibernate.current_session_context_class">org.springframework.orm.hibernate5.SpringSessionContext</prop>
             </props>
         </property>
         <!--扫描小配置文件 所有的hbm文件-->
         <!--<property name="mappingDirectoryLocations" value="classpath:cn/happy/entity"></property>-->

         <property name="packagesToScan" value="cn.happy.entity"></property>
     </bean>

     <!--  5.事务管理器    -->
     <bean id="transactionManager" class="org.springframework.orm.hibernate5.HibernateTransactionManager">
         <property name="sessionFactory" ref="sessionFactory"></property>
     </bean>

     <!--6.事务-->
     <tx:annotation-driven transaction-manager="transactionManager"></tx:annotation-driven>
     <!--  <tx:advice id="txAdvice" transaction-manager="transactionManager">
           <tx:attributes>
               <tx:method name="add*" isolation="DEFAULT" propagation="REQUIRED"/>
           </tx:attributes>
       </tx:advice>

       <aop:config>
           &lt;!&ndash;配置了切点Pointcut&ndash;&gt;
          <aop:pointcut id="mypoint" expression="execution(* *..service.*.*(..))"/>
         &lt;!&ndash; 顾问&ndash;&gt;
          <aop:advisor advice-ref="txAdvice" pointcut-ref="mypoint"></aop:advisor>
      </aop:config>-->
 </beans>

jdbc.properties:

 jdbc.driverClassName=oracle.jdbc.OracleDriver
 jdbc.url=jdbc:oracle:thin:@localhost:1521:orcl
 jdbc.username=liutao
 jdbc.password=liutao

分层架构：

entity：

Dept

@Entity
@Table(name = "Dept")
public class Dept {
    @Id
    @GeneratedValue
    private Integer deptno;  //部门编号
    @Column
    private String dname;  //部门名称
    @Column
    private String loc;   //部门位置

   //set get方法省略
}

dao:

IDeptDAO:

 public interface IDeptDAO {
     /**
      * @author: liutao
      * @Description: 添加部门
      * @param:
      * @return:
      * @throws:
      * @date: 2018/2/26 16:23
      */
     public void addDept(Dept dept);
 }

DeptDAOImpl:

 @Repository("deptDAO")
 public class DeptDAOImpl implements IDeptDAO{
     //植入sessionFactory
     @Resource(name = "sessionFactory")
     private SessionFactory sessionFactory;
     public void addDept(Dept dept) {
         Session session = sessionFactory.getCurrentSession();
         session.save(dept);
     }

     public SessionFactory getSessionFactory() {
         return sessionFactory;
     }

     public void setSessionFactory(SessionFactory sessionFactory) {
         this.sessionFactory = sessionFactory;
     }
 }

service:

IDeptService:

 public interface IDeptService {
     /**
      * @author: liutao
      * @Description: 添加部门
      * @param:
      * @return:
      * @throws:
      * @date: 2018/2/26 16:23
      */
     public void addDept(Dept dept);
 }

DeptServiceImpl:

 @Service("deptService")
 public class DeptServiceImpl implements IDeptService {
     @Resource(name = "deptDAO")
     private IDeptDAO deptDAO;
     @Transactional
     public void addDept(Dept dept) {
         deptDAO.addDept(dept);
     }

     public IDeptDAO getDeptDAO() {
         return deptDAO;
     }

     public void setDeptDAO(IDeptDAO deptDAO) {
         this.deptDAO = deptDAO;
     }
 }

action:

DeptAction:

 @Controller("deptAction")
 @ParentPackage("struts-default")
 @Namespace("/")
 @Scope("prototype")
 public class DeptAction extends ActionSupport implements ModelDriven<Dept>{
     private Dept dept=new Dept();
     @Resource(name = "deptService")
     private IDeptService deptService;

     @Action(value = "add",results = {@Result(name = "success",location = "/jsp/success.jsp")})
     public String addDept(){
         deptService.addDept(dept);
         return SUCCESS;
     }

     public Dept getDept() {
         return dept;
     }

     public void setDept(Dept dept) {
         this.dept = dept;
     }

     public IDeptService getDeptService() {
         return deptService;
     }

     public void setDeptService(IDeptService deptService) {
         this.deptService = deptService;
     }

     public Dept getModel() {
         return dept;
     }
 }