spring mvc+hibernate 实现事务管理(配置文件版)

最新推荐文章于 2022-01-28 23:11:15 发布

achuo

最新推荐文章于 2022-01-28 23:11:15 发布

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1，jar包支持

spring整合hibernate容易冲突的包：

jackson-core-asl-1.9.5.jar，jackson-mapper-asl-1.9.5.jar和spring的com.springsource.org.codehaus.jackson.mapper.jar，解决办法是删除spring自带的jar

还有就是 aoplliance.jar,asm.jar和cglib.jar冲突，结局办法是改变cglib.jar的版本，2.1改为2.2 2.2改为2.1

包的截图：

接下来，配置文件

web.xml:

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<?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">
<servlet>
<servlet-name>dispathcer</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>
/WEB-INF/applicationContext.xml
</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>dispathcer</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
</web-app>

applicationContext.xml:

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<?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:mvc="http://www.springframework.org/schema/mvc"
xmlns:cache="http://www.springframework.org/schema/cache"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd
http://www.springframework.org/schema/cache
http://www.springframework.org/schema/cache/spring-cache-3.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd">
<context:component-scan base-package="com.test2"/>
<mvc:annotation-driven/>
<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/>
<property name="prefix" value="/pages/"/>
<property name="suffix" value=".jsp"/>
</bean>
<mvc:resources mapping="/common/**" location="/common/" cache-period="31556926"/>
<mvc:resources mapping="/js/**" location="/js/" cache-period="31556926"/>
<bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">
<property name="messageConverters">
<list >
<ref bean="mappingJacksonHttpMessageConverter" />
</list>
</property>
</bean>
<bean id="mappingJacksonHttpMessageConverter" class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>application/json;charset=UTF-8</value>
</list>
</property>
</bean>
<bean id="dataSource"
class="org.apache.commons.dbcp.BasicDataSource">
<property name="driverClassName"
value="com.mysql.jdbc.Driver">
</property>
<property name="url" value="jdbc:mysql://localhost:3306/test"></property>
<property name="username" value="root"/>
<property name="password" value=""/>
</bean>
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<property name="dataSource">
<ref bean="dataSource" />
</property>
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">
org.hibernate.dialect.MySQLDialect
</prop>
<prop key="hibernate.show_sql">true</prop>
</props>
</property>
<property name="mappingResources">
<value>com/test2/model/User.hbm.xml</value>
</property>
</bean>
<bean id="userDao" class="com.test2.dao.impl.UserDaoImpl">
<property name="sessionFactory" ref="sessionFactory"></property>
</bean>
<bean id="userService" class="com.test2.service.impl.UserServiceImpl">
<property name="userDao" ref="userDao"></property>
</bean>
<bean id="transactionManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"/>
</bean>
<tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true" />
</beans>

项目结构：

User.hbm.xml:

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<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="com.test2.model">
<class name="User" table="tuser">
<id name="id" column="id">
<generator class="identity" />
</id>
<property name="userName" column="username"
length="20" />
<property name="password" column="password"
length="20" />
</class>
</hibernate-mapping>

实体类User

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package com.test2.model;
import java.io.Serializable;
public class User implements Serializable {
private String id;
private String userName;
private String password;
public User(){
}
public User(String userName,String password){
this.userName = userName;
this.password = password;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String toString(){
return "user:id="+id+",userName="+userName+",password="+password;
}
}

userDao

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package com.test2.dao;
import com.test2.model.User;
public interface UserDao {
public void save(User user);
}

userDaoImpl:

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package com.test2.dao.impl;
import org.hibernate.SessionFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
import org.springframework.stereotype.Repository;
import com.test2.dao.UserDao;
import com.test2.model.User;
public class UserDaoImpl extends HibernateDaoSupport implements UserDao{
private SessionFactory sessionFactory;
@Override
public void save(User user) {
getHibernateTemplate().save(user);
}
}

userService:

package com.test2.service;

public interface UserService {

public void test();
}

userServiceImpl:

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package com.test2.service.impl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import com.test2.dao.UserDao;
import com.test2.model.User;
import com.test2.service.UserService;
public class UserServiceImpl implements UserService{
@Autowired
private UserDao userDao;
public UserDao getUserDao() {
return userDao;
}
public void setUserDao(UserDao userDao) {
this.userDao = userDao;
}
@Transactional(rollbackFor=Exception.class)
public void test() {
User user1 = new User("zhangsan","111111");
User user2 = new User("lisi","222222222222222222222222222222");
userDao.save(user1);
System.out.println("user1 success");
userDao.save(user2);
System.out.println("user2 success");
}
}

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UserController:

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<pre name="code" class="java">package com.test2.controller;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import com.test2.service.UserService;
@Controller
@RequestMapping("/user")
public class UserController {
@Autowired
private UserService userService;
public UserService getUserService() {
return userService;
}
public void setUserService(UserService userService) {
this.userService = userService;
}
@RequestMapping("/doTest")
@ResponseBody
public String doTest(){
userService.test();
return null;
}
}

UserTest.jsp:

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<pre name="code" class="javascript"><%@ page language="java" pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<!DOCTYPE html>
<html>
<head>
<jsp:include page="../common/easyui.jsp"></jsp:include>
<script type="text/javascript" charset="utf-8">
function aa(){
alert('aa');
$.ajax({
url :'${pageContext.request.contextPath}/user/doTest',
success : function (result){
alert(1);
}
});
}
</script>
</head>
<body class="easyui-layout" data-options="fit:true">
<input type="button" value="..." οnclick="aa()"/>
</body>
</html>