Mybatis集成Spring的实例代码_动力节点Java 学院整理

所需要用到的其他工具或技术:

项目管理工具 : Maven

前台WEB展示：JSP

其他框架:Spring, Spring MVC

数据库 : Derby

新建一个Maven的Web项目

Maven Dependencies:

<!-- Spring -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.0.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>4.0.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>4.0.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>4.0.0.RELEASE</version>
</dependency>
<!-- AspectJ -->
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>1.6.10</version>
</dependency>
<!-- Logging -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.6.6</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
<version>1.6.6</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.6.6</version>
<scope>runtime</scope>
</dependency>
<!-- @Inject -->
<dependency>
<groupId>javax.inject</groupId>
<artifactId>javax.inject</artifactId>
<version>1</version>
</dependency>
<!-- Servlet -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
<version>2.1</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<!-- Mybatis -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.2.7</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.2.1</version>
</dependency>
<!-- Test -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.9</version>
<scope>test</scope>
</dependency>
<!-- Derby -->
<dependency>
<groupId>org.apache.derby</groupId>
<artifactId>derby</artifactId>
<version>10.10.2.0</version>
</dependency>
<dependency>
<groupId>org.apache.derby</groupId>
<artifactId>derbyclient</artifactId>
<version>10.10.2.0</version>
</dependency>

SQL建表及数据插入

CREATE TABLE USER_TEST_TB(
ID INT PRIMARY KEY,
USERNAME VARCHAR(20) NOT NULL,
PASSWORD VARCHAR(20) NOT NULL,
NICKNAME VARCHAR(20) NOT NULL
);
INSERT INTO USER_TEST_TB VALUES(1,'1st','111','Jack');
INSERT INTO USER_TEST_TB VALUES(2,'2nd','222','Rose');
INSERT INTO USER_TEST_TB VALUES(3,'3rd','333','Will');

web.xml（scr/main/webapp/WEB-INF下）

<?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">
<!-- Spring 的配置 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/*Context.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<servlet>
<servlet-name>appServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>appServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>

appServlet-servlet.xml（Spring的Servlet配置文件scr/main/webapp/WEB-INF下）

<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/mvc"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:beans="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
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">
<!-- 开启Annotation支持 -->
<annotation-driven />
<!-- Spring的渲染层配置 -->
<beans:bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<beans:property name="prefix" value="/WEB-INF/views/" />
<beans:property name="suffix" value=".jsp" />
</beans:bean>
<!-- Spring的Annotation默认扫描包 -->
<context:component-scan base-package="com.bjpowernode.practice" />
<!-- 引入其他Spring配置文件 -->
<beans:import resource="classpath:applicationContext.xml" />
</beans:beans>

JSP文件

show.jsp(src/main/webapp/WEB-INF/views目录下)
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Show All Users</title>
<style type="text/css">
*{
margin: 0px;
padding: 0px;
}
</style>
</head>
<body>
<table border="1px" bordercolor="green">
<thead>
<tr>
<th>USER_NAME</th>
<th>PASSWORD</th>
<th>NICK_NAME</th>
<th>EDIT</th>
<th>DELETE</th>
</tr>
<c:forEach items="${users}" var="user" varStatus="status">
<tr>
<td>${user.username}</td>
<td>${user.password}</td>
<td>${user.nickname}</td>
<td><a href="update/${user.id}" rel="external nofollow" >edit</a></td>
<td><a href="delete/${user.id}" rel="external nofollow" >delete</a></td>
</tr>
</c:forEach>
</thead>
</table>
<a href="insert" rel="external nofollow" >Add new User</a>
</body>
</html>

update.jsp(src/main/webapp/WEB-INF/views目录下)

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Update Profile</title>
</head>
<body>
<form action="${user.id}" method="post">
User ID:${user.id}<br>
Username:<input type="text" name="username" value="${user.username}"/><br>
Password:<input type="text" name="password" value="${user.password}"/><br>
Nickname:<input type="text" name="nickname" value="${user.nickname}"/><br>
<input type="submit" value="submit">
</form>
</body>
</html>

insert.jsp(src/main/webapp/WEB-INF/views目录下)

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert Profile</title>
</head>
<body>
<form action="" method="post">
User Id:<input type="text" name="id"><br>
Username:<input type="text" name="username" /><br>
Password:<input type="text" name="password"/><br>
Nickname:<input type="text" name="nickname"/><br>
<input type="submit" value="submit">
</form>
</body>
</html>

applicationContext.xml(Spring的Application配置文件在src/main/resources目录下)

<?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:aop="http://www.springframework.org/schema/aop"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:lang="http://www.springframework.org/schema/lang" xmlns:mvc="http://www.springframework.org/schema/mvc"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:mybatis-spring="http://mybatis.org/schema/mybatis-spring"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang-4.0.xsd
http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://mybatis.org/schema/mybatis-spring http://mybatis.org/schema/mybatis-spring-1.2.xsd">
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.bjpowernode.practice" />
<property name="sqlSessionFactoryBeanName" value="derbySqlSessionFactory" />
</bean>
<!-- 配置Derby驱动数据源 -->
<bean id="derbyDataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="org.apache.derby.jdbc.ClientDriver" />
<property name="url" value="jdbc:derby://localhost:1527/freud;create=true" />
</bean>
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"
name="derbySqlSessionFactory">
<property name="dataSource" ref="derbyDataSource" />
<property name="mapperLocations" value="classpath*:com/freud/practice/*Mapper.xml" />
</bean>
<!-- 事务管理器 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="derbyDataSource" />
</bean>
<!-- 开启基于注解的事务 -->
<tx:annotation-driven />
</beans>

Java文件

UserController.Java（在src/main/java/com.bjpowernode.practice.controller目录下）

package com.bjpowernode.practice.controller;
import com.bjpowernode.practice.User;
import com.bjpowernode.practice.UserMapper;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
@EnableWebMvc
@Controller
public class UserController
{
@Autowired
private UserMapper userMapper;
/**
*
* 获得所有的User信息
*
* @param model
* @return
*/
@RequestMapping(value = {"/", ""}, method = RequestMethod.GET)
public String getAllUser(Model model)
{
List<User> users = userMapper.getUsers();
System.out.println("Show all user size:" + users.size());
model.addAttribute("users", users);
return "show";
}
/**
*
* INSERT的GET请求，跳转到Insert的View即insert.jsp
*
* @return
*/
@RequestMapping(value = {"/insert", ""}, method = RequestMethod.GET)
public String insertUser()
{
return "insert";
}
/**
*
* INSERT的POST请求，执行插入操作并返回ShowAll页面
*
* @param user
* @return
*/
@RequestMapping(value = {"/insert", ""}, method = RequestMethod.POST)
public String insertUserPOST(User user)
{
userMapper.insertUser(user);
return "redirect:/";
}
/**
*
* UPDATE的GET请求，跳转到update的View即update.jsp
*
* @param id
* @param model
* @return
*/
@RequestMapping(value = {"/update/{id}", ""}, method = RequestMethod.GET)
public String updateUser(@PathVariable String id, Model model)
{
model.addAttribute("user", userMapper.getUser(Integer.valueOf(id)));
return "update";
}
/**
*
* UPDATE的POST请求，执行更新操作并返回ShowAll页面
*
* @param id
* @param user
* @return
*/
@RequestMapping(value = {"/update/{id}", ""}, method = RequestMethod.POST)
public String updateUserPOST(@PathVariable String id, User user)
{
userMapper.updateUser(user);
return "redirect:/";
}
/**
*
* 通过Id删除USER
*
* @param id
* @return
*/
@RequestMapping(value = {"/delete/{id}", ""}, method = RequestMethod.GET)
public String deleteUser(@PathVariable int id)
{
userMapper.deleteUser(id);
return "redirect:/";
}
}

User.java(在src/main/java/com.bjpowernode.practice)

package com.bjpowernode.practice;
/**
*
* User 对象。
*
* @author Freud Kang
*
*/
public class User
{
private Integer id;
private String username;
private String password;
private String nickname;
public Integer getId()
{
return id;
}
public void setId(Integer 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 getNickname()
{
return nickname;
}
public void setNickname(String nickname)
{
this.nickname = nickname;
}
}

UserMapper.java(在src/main/java/com.bjpowernode.practice目录下)

package com.bjpowernode.practice;
import java.util.List;
public interface UserMapper
{
/**
*
* 获得所有User
*
* @return
*/
public List<User> getUsers();
/**
*
* 通过Id获得User
*
* @param id
* @return
*/
public User getUser(int id);
/**
*
* 插入User
*
* @param user
*/
public void insertUser(User user);
/**
*
* 更新User
*
* @param user
*/
public void updateUser(User user);
/**
*
* 通过Id删除User
*
* @param userId
*/
public void deleteUser(int userId);
}

UserMapper.xml（mybatis的mapper配置文件，在src/main/java/com.bjpowernode.practice目录下）

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.bjpowernode.practice.UserMapper">
<!-- 查询 -->
<select id="getUsers" resultType="com.bjpowernode.practice.User">
select *
from USER_TEST_TB
</select>
<!-- 查询 -->
<select id="getUser" resultType="com.bjpowernode.practice.User">
select *
from USER_TEST_TB
where ID=#{id}
</select>
<!-- 插入 -->
<insert id="insertUser">
insert into
USER_TEST_TB
values(#{id},#{username},#{password},#{nickname})
</insert>
<!-- 更改 -->
<update id="updateUser">
update USER_TEST_TB set
USERNAME = #{username},
PASSWORD = #{password},
NICKNAME = #{nickname}
where ID = #{id}
</update>
<!-- 删除 -->
<delete id="deleteUser">
delete from USER_TEST_TB where ID=#{id}
</delete>
</mapper>

总结

以上所述是小编给大家介绍的Mybatis集成Spring的实例代码，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持！

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