SSH（spring+struts2+hibernate）注解式配置

第一步：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>Struts_2</artifactId>
        <groupId>cn.com</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>
    <artifactId>SSHAnno</artifactId>
    <packaging>war</packaging>
    <name>SSHAnno Maven Webapp</name>
    <url>http://maven.apache.org</url>
    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>3.8.1</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>

        <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>

        <!--Struts整合Spring的jar包-->
        <dependency>
            <groupId>org.apache.struts</groupId>
            <artifactId>struts2-spring-plugin</artifactId>
            <version>2.3.4.1</version>
        </dependency>

        <!--Struts2注解支持jar包-->
        <dependency>
            <groupId>org.apache.struts</groupId>
            <artifactId>struts2-convention-plugin</artifactId>
            <version>2.3.4.1</version>
        </dependency>

    </dependencies>
    <build>
        <resources>
            <resource>
                <directory>src/main/java</directory>
                <includes>
                    <include>**/*.xml</include>
                </includes>
            </resource>
        </resources>
    </build>
</project>

第二步：applicationContext.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:aop="http://www.springframework.org/schema/aop"
       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/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
">

    <context:component-scan base-package="action,dao,service"></context:component-scan>


<!--
1.数据源  c3p0
-->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="jdbcUrl" value="${jdbc.jdbcUrl}"></property>
        <property name="driverClass" value="${jdbc.driverClass}"></property>
        <property name="user" value="${jdbc.username}"></property>
        <property name="password" value="${jdbc.password}"></property>
    </bean>

    <!--
 2.识别到jdbc.properties
-->
    <context:property-placeholder location="classpath:jdbc.properties"></context:property-placeholder>
    <!--
 3.形成SessionFactory
-->
    <bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">
        <property name="dataSource" ref="dataSource"></property>
        <property name="hibernateProperties">
            <props>
                <!--方言-->
              <prop key="hibernate.dialect">org.hibernate.dialect.Oracle10gDialect</prop>
                <!--是否打印sql-->
                <prop key="hibernate.show_sql">true</prop>
                <prop key="hibernate.format_sql">true</prop>
                <prop key="hibernate.current_session_context_class">org.springframework.orm.hibernate5.SpringSessionContext</prop>
            </props>
        </property>
        <!--关联小配置-->
         <property name="packagesToScan" value="entity"></property>
    </bean>
       <!---->

<!--
7.事务管理器
-->
    <bean id="transactionManager" class="org.springframework.orm.hibernate5.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory"></property>
    </bean>
<!--
8.事务真实配置
-->
    <tx:annotation-driven transaction-manager="transactionManager"></tx:annotation-driven>


</beans>

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>
  <!--Spring配置
1.上下文  识别applicationContext.xml

2.监听器 在Tomcat容器启动的时候，帮我创建Spring容器，并且放入application中-->
  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext.xml</param-value>
  </context-param>

  <!--Struts2配置  核心过滤器 -->
  <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>

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

DeptAction

package action;/**
 * Created by Happy on 2018-03-02.
 */


import com.opensymphony.xwork2.Action;
import entity.Dept;
import org.apache.struts2.convention.annotation.Namespace;
import org.apache.struts2.convention.annotation.ParentPackage;
import org.apache.struts2.convention.annotation.Result;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;
import service.IDeptService;

import javax.annotation.Resource;


/**
 * 作者：微冷的雨
 *
 * @create 2018-03-02
 * 博客地址:www.cnblogs.com/weilengdeyu
 */
@Controller("deptAction")
@ParentPackage("struts-default")
@Namespace("/")
@Scope("prototype") //多例的
public class DeptAction implements Action {
    private Dept dept;
    @Resource(name = "deptService")  // DI  依赖注入
    IDeptService service;
    @org.apache.struts2.convention.annotation.Action(value = "/add",results={@Result(name = "success",location="/jsp/index.jsp")})
    public String execute() throws Exception {
        service.addDept(dept);
        return SUCCESS;
    }

    public Dept getDept() {
        return dept;
    }

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

    public IDeptService getService() {
        return service;
    }

    public void setService(IDeptService service) {
        this.service = service;
    }
}

DeptDAOImpl

package dao;/**
 * Created by Happy on 2018-03-02.
 */


import entity.Dept;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.stereotype.Repository;

import javax.annotation.Resource;
import java.io.Serializable;

/**
 * 作者：微冷的雨
 *
 * @create 2018-03-02
 * 博客地址:www.cnblogs.com/weilengdeyu
 */
@Repository("deptDAO")
public class DeptDAOImpl implements IDeptDAO {
    @Resource(name = "sessionFactory")  //JDK 1.4
    SessionFactory sessionFactory;
    public int addDept(Dept dept) {
        Session session = sessionFactory.getCurrentSession();
        Serializable count = session.save(dept);
        return (Integer)count;
    }

    public SessionFactory getSessionFactory() {
        return sessionFactory;
    }

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

IDeptDAO

package dao;


import entity.Dept;

/**
 * Created by Happy on 2018-03-02.
 */
public interface IDeptDAO {
    public int addDept(Dept dept);
}

Dept

package entity;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;

/**
 * Created by Happy on 2017-10-11.
 */
@Entity
@Table(name = "Dept")
public class Dept {
    @Id
    @GeneratedValue
    private Integer deptno;
    private String deptname;

    public Integer getDeptno() {
        return deptno;
    }

    public void setDeptno(Integer deptno) {
        this.deptno = deptno;
    }

    public String getDeptname() {
        return deptname;
    }

    public void setDeptname(String deptname) {
        this.deptname = deptname;
    }
}

DeptServiceImpl

package service;/**
 * Created by Happy on 2018-03-02.
 */

import dao.IDeptDAO;
import entity.Dept;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import javax.annotation.Resource;

/**
 * 作者：微冷的雨
 *
 * @create 2018-03-02
 * 博客地址:www.cnblogs.com/weilengdeyu
 */
@Service("deptService")
public class DeptServiceImpl implements IDeptService {
    @Resource(name = "deptDAO")
    IDeptDAO dao;
    @Transactional
    public int addDept(Dept dept) {
        return dao.addDept(dept);
    }

    public IDeptDAO getDao() {
        return dao;
    }

    public void setDao(IDeptDAO dao) {
        this.dao = dao;
    }
}

IDeptService

package service;


import entity.Dept;

/**
 * Created by Happy on 2018-03-02.
 */
public interface IDeptService {
    public int addDept(Dept dept);
}