springmvc整合hibernate

1. 建立web項目

2. 導入jar包

3. 建立數據庫

4. 在web.xml中spring的監聽器ContextLoaderListener,mvc框架的前端控制器DispatcherServlet

  五、在類路徑下提供spring的配置文件applicationContext.xml,mvc框架的配置文件springmvc.xml

  六、建立控制器類，業務類，持久層類，並在類上使用相應的註解

package cn.internet.controller;

import javax.annotation.Resource;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

import cn.internet.domain.User;
import cn.internet.service.UserService;


@Controller
@RequestMapping(value="/user")
public class UserController{
    
    @Resource
    private UserService userService;
    
    @RequestMapping(value="save.action")
    public String save(User user){
        userService.save(user);
        return "success";
    }
}

package cn.internet.dao;

import javax.annotation.Resource;

import org.springframework.orm.hibernate3.HibernateTemplate;
import org.springframework.stereotype.Repository;

import cn.internet.domain.User;


@Repository
public class UserDao {
        
    @Resource
    private HibernateTemplate hibernateTemplate;

    public void save(User user) {
        hibernateTemplate.save(user);
    }
}

package cn.internet.service;

import javax.annotation.Resource;

import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import cn.internet.dao.UserDao;
import cn.internet.domain.User;


@Service
@Transactional
public class UserService {
        
    @Resource
    private UserDao userDao;
    
    

    public void save(User user) {
        userDao.save(user);
    }
}

<?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>
    <class name="cn.internet.domain.User" table="user">
        <id name="id">
            <generator class="native"></generator>
        </id>
        <property name="name"></property>
        <property name="age"></property>
    </class>
</hibernate-mapping>

<?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:mvc="http://www.springframework.org/schema/mvc"
    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/mvc 
                        http://www.springframework.org/schema/mvc/spring-mvc.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 ">
                        
    <!-- 配置組件掃描，由框架負責掃描指定包中的類 -->                    
    <context:component-scan base-package="cn.internet"></context:component-scan>
    <!-- 支持spring的註解 -->                    
    <!-- <context:annotation-config/> -->
    <mvc:annotation-driven/>
    
    
    <!-- 數據源 -->
    <bean id="ds" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName" value="com.mysql.jdbc.Driver"></property>
        <property name="url" value="jdbc:mysql:///springmvc_hibernate"></property>
        <property name="username" value="root"></property>
        <property name="password" value="admin"></property>
    </bean>
    
    <!-- 本地會話工廠bean -->
    <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
        <property name="dataSource" ref="ds"/>
        <property name="hibernateProperties">
            <props>
                <prop key="hibernate.dialect">org.hibernate.dialect.MySQL5Dialect</prop>
                <prop key="hibernate.hbm2ddl.auto">update</prop>
                <prop key="hibernate.show_sql">true</prop>
                <prop key="hibernate.format_sql">true</prop>
            </props>
        </property>
        <property name="mappingDirectoryLocations">
            <list>
                <value>classpath:cn/internet/domain</value>
            </list>
        </property>
    </bean>
    
    <bean id="hibernateTemplate" class="org.springframework.orm.hibernate3.HibernateTemplate">
        <property name="sessionFactory" ref="sessionFactory"/>
    </bean>
    
    <!-- 事務管理器 -->
    <bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory"/>
    </bean>
    
    <!-- 使用事務註解 -->
    <tx:annotation-driven transaction-manager="txManager"/>
</beans>

package cn.internet.domain;

public class User {
    private Integer id;
    private String name;
    private Integer age;
    public Integer getId() {
        return id;
    }
    public void setId(Integer id) {
        this.id = id;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public Integer getAge() {
        return age;
    }
    public void setAge(Integer age) {
        this.age = age;
    }
    @Override
    public String toString() {
        return "User [id=" + id + ", name=" + name + ", age=" + age + "]";
    }
      
}

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
  <display-name>springmvc_hibernate</display-name>
  
  <!-- 使用spring框架提供的解決中文亂碼的過濾器 -->
  <filter>
      <filter-name>characterEncodingFilter</filter-name>
      <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
      <init-param>
          <!-- 使用初始化參數指定編碼方式 -->
          <param-name>encoding</param-name>
          <param-value>UTF-8</param-value>
      </init-param>
  </filter>
  <filter-mapping>
      <filter-name>characterEncodingFilter</filter-name>
      <url-pattern>*.action</url-pattern>
  </filter-mapping>
  
  <context-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:applicationContext.xml</param-value>
  </context-param>
  <listener>
      <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  
  <servlet>
      <servlet-name>springmvc</servlet-name>
      <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
      <!-- 指定springmvc配置文件的位置 -->
      <init-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:springmvc.xml</param-value>
    </init-param>
  </servlet>
  <servlet-mapping>
      <servlet-name>springmvc</servlet-name>
      <url-pattern>*.action</url-pattern>
  </servlet-mapping>
  
  
  
  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
  </welcome-file-list>
</web-app>