SpringMVC3+Mybatis3(登录及CRUD操作)

官网:http://code.google.com/p/mybatis/
参考资料 
1 兼顾效率，iBatis一些非见用法(10条) 
http://lavasoft.blog.51cto.com/62575/202886/
2 整合Mybatis与Spring3 
http://www.iteye.com/topic/1018134
一 环境:XP3+Oracle10g+MyEclipse6+(Tomcat or WebLogic92)+JDK1.5 
二 工程文件: Spring3+MyIbatis3 
工程图片: 
 
jar下载:http://dl.iteye.com/topics/download/d209389e-ecac-390e-85c7-c08849f50348
三 具体代码如下: 
1 数据库文件

Java代码  

1. create table USERS
2. (
3. id       VARCHAR2(50) not null,
4. name     VARCHAR2(50),
5. age      INTEGER,
6. sex      VARCHAR2(1),
7. address  VARCHAR2(200),
8. password VARCHAR2(20)
9. )
10. insert into users (id,name,age,sex,address,password)VALUES("123456789","sprng",23,"1","北京大学","123");

2 Java相关文件 
A UserMapper.java

Java代码  

1. package com.liuzd.ssm.mapper;
2. import java.util.List;
3. import com.liuzd.ssm.entity.User;
4. public interface UserMapper{
5. public int checkUserExits(User user);
6. public void addUser(User user);
7. public void editUser(User user);
8. public void delUser(String userId);
9. public List<User> getUserList();
10. public User getUserByUid(String userId);
11. }

B UserMapper.xml文件

Java代码  

1. <?xml version="1.0" encoding="UTF-8"?>
2. <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
3. "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
4. <mapper namespace="com.liuzd.ssm.mapper.UserMapper">
5. <resultMap type="com.liuzd.ssm.entity.User" id="userMap">
6. <id property="id" column="id"/>
7. <result property="name" column="name"/>
8. <result property="age" column="age"/>
9. <result property="sex" column="sex"/>
10. <result property="address" column="address"/>
11. <result property="password" column="password"/>
12. </resultMap>
13. <select id="checkUserExits"  parameterType="com.liuzd.ssm.entity.User" resultType="int">
14. <![CDATA[
15. select count(*) from users where name=#{name} and password=#{password}
16. ]]>
17. </select>
18. <select id="getUserList"  resultType="java.util.List" resultMap="userMap">
19. <![CDATA[
20. select * from users
21. ]]>
22. </select>
23. <select id="getUserByUid" parameterType="string" resultType="com.liuzd.ssm.entity.User">
24. <![CDATA[
25. select * from users where id=#{id}
26. ]]>
27. </select>
28. <update id="editUser" parameterType="com.liuzd.ssm.entity.User">
29. <![CDATA[
30. update users set name=#{name},age=#{age},sex=#{sex},address=#{address},password=#{password} where id=#{id}
31. ]]>
32. </update>
33. <insert id="addUser" parameterType="com.liuzd.ssm.entity.User">
34. <![CDATA[
35. insert into users (id,name,age,sex,address,password)VALUES(#{id},#{name},#{age},#{sex},#{address},#{password})
36. ]]>
37. </insert>
38. <delete id="delUser" parameterType="string">
39. <![CDATA[
40. delete users where id=#{id}
41. ]]>
42. </delete>
43. </mapper>

C UserService.java

Java代码  

1. package com.liuzd.ssm.service;
2. import java.util.List;
3. import org.springframework.beans.factory.annotation.Autowired;
4. import org.springframework.stereotype.Service;
5. import com.liuzd.ssm.entity.User;
6. import com.liuzd.ssm.mapper.UserMapper;
7. @Service("userService")
8. public class UserService {
9. @Autowired
10. private UserMapper userMapper;
11. public void addUser(User user) {
12. this.userMapper.addUser(user);
13. }
14. public int checkUserExits(User user) {
15. return this.userMapper.checkUserExits(user);
16. }
17. public void delUser(String userId) {
18. this.userMapper.delUser(userId);
19. }
20. public User getUserByUid(String userId) {
21. return (User)this.userMapper.getUserByUid(userId);
22. }
23. public List<User> getUserList() {
24. return (List<User>)this.userMapper.getUserList();
25. }
26. public void editUser(User user) {
27. this.userMapper.editUser(user);
28. }
29. }

D WEB层调用代码

a LoginController.java

Java代码  

1. package com.liuzd.ssm.web;
2. import java.util.List;
3. import javax.annotation.Resource;
4. import javax.servlet.http.HttpServletRequest;
5. import javax.servlet.http.HttpServletResponse;
6. import org.springframework.stereotype.Controller;
7. import org.springframework.ui.Model;
8. import org.springframework.web.bind.annotation.ModelAttribute;
9. import org.springframework.web.bind.annotation.PathVariable;
10. import org.springframework.web.bind.annotation.RequestMapping;
11. import org.springframework.web.bind.annotation.RequestMethod;
12. import org.springframework.web.servlet.ModelAndView;
13. import com.liuzd.ssm.entity.User;
14. import com.liuzd.ssm.service.UserService;
15. @Controller
16. @RequestMapping("/login")
17. public class LoginController {
18. private UserService userService;
19. public UserService getUserService() {
20. return userService;
21. }
22. @Resource
23. public void setUserService(UserService userService) {
24. this.userService = userService;
25. }
26. @SuppressWarnings("unchecked")
27. @RequestMapping("add")
28. //@ModelAttribute 可加可不加,url: http://127.0.0.1:8088/ssm/user/add.do
29. public String login(User user, HttpServletRequest req, HttpServletResponse response) {
30. // 此处调用服务层进行相应的业务操作
31. // 传递对象于下一页面
32. req.setAttribute("user", user);
33. // 调用服务层进行验证用户,此处只演示功能
34. int usize  = getUserService().checkUserExits(user);
35. System.out.println("用户信息: " + user + ",usize: "+usize);
36. if (usize > 0) {
37. //return "success";
38. List<User> useralls = this.getUserService().getUserList();
39. req.setAttribute("userList", useralls);
40. return "userList";
41. }
42. return "error";
43. }
44. @SuppressWarnings("unchecked")
45. // @RequestMapping(params= "method=add2",method=RequestMethod.POST)
46. // 定义method方法不是必须的
47. @RequestMapping(params = "method=add2")
48. public ModelAndView login2(@ModelAttribute("user")User user, HttpServletRequest req, HttpServletResponse response) {
49. // 使用ModelAndView保存对象于下一页面
50. ModelAndView model = new ModelAndView();
51. model.addObject("user", user);
52. // 调用服务层进行验证用户,此处只演示功能
53. int usize  = getUserService().checkUserExits(user);
54. System.out.println("用户信息2: " + user + ",usize: "+usize);
55. if (usize > 0) {
56. List<User> useralls = this.getUserService().getUserList();
57. model.addObject("userList", useralls);
58. model.setViewName("userList");
59. } else {
60. model.addObject("msg","用户或者密码错误!");
61. model.setViewName("error");
62. }
63. return model;
64. }
65. @RequestMapping(value="add3/{name}/{password}",method=RequestMethod.GET)
66. public String login3(@PathVariable("name") String name,@PathVariable("password") String pwd,Model model) {
67. User user = new User();
68. user.setName(name);
69. user.setPassword(pwd);
70. model.addAttribute("user",user);
71. // 调用服务层进行验证用户,此处只演示功能
72. int usize  = getUserService().checkUserExits(user);
73. System.out.println("用户信息3: "+user + ",size: " + usize);
74. if (usize > 0) {
75. return "success";
76. }
77. //放入model默认把参数存于请求
78. model.addAttribute("msg","用户或者密码错误!");
79. return  "error";
80. /**
81. * 重定向JSP页面,走出了springmvc配置的view(jsp)
82. * 因为这样说明:model.addAttribute("msg","用户或者密码错误!");
83. * 获取不到值了
84. * 不加上.jsp就是这样:http://127.0.0.1:8080/Spring3-Login-Annotaction/index?msg=%E7...
85. * */
86. //返回到页面是乱码在页面中用${msg}获取不到值,用request.getParams("msg");为乱码
87. //return "redirect:index.jsp?msg=用户或者密码错误!";
88. }
89. }

b UserController.java

Java代码  

1. package com.liuzd.ssm.web;
2. import java.util.List;
3. import javax.annotation.Resource;
4. import org.springframework.stereotype.Controller;
5. import org.springframework.web.bind.annotation.PathVariable;
6. import org.springframework.web.bind.annotation.RequestMapping;
7. import org.springframework.web.bind.annotation.SessionAttributes;
8. import org.springframework.web.servlet.ModelAndView;
9. import com.liuzd.ssm.entity.User;
10. import com.liuzd.ssm.service.UserService;
11. @Controller
12. @RequestMapping("/user")
13. @SessionAttributes("userList")
14. public class UserController {
15. private UserService userService;
16. public UserService getUserService() {
17. return userService;
18. }
19. @Resource
20. public void setUserService(UserService userService) {
21. this.userService = userService;
22. }
23. @RequestMapping("/userList")
24. public ModelAndView userList(){
25. /**
26. * 想要在页面展现数据,必须返回ModelAndView类型,返回String是不能获取数据的
27. * */
28. ModelAndView mv = new ModelAndView();
29. List<User> users = this.getUserService().getUserList();
30. mv.addObject("userList",users);
31. mv.setViewName("userList");
32. return mv;
33. }
34. @RequestMapping("/addUser")
35. public ModelAndView addUser(User user){
36. System.out.println("ADD USER: "+ user);
37. this.userService.addUser(user);
38. return userList();
39. }
40. @RequestMapping("/toAddUser")
41. public String toAddUser(){
42. return "addUser";
43. }
44. @RequestMapping("/delUser/{id}")
45. public ModelAndView delUser(@PathVariable("id") String id){
46. this.userService.delUser(id);
47. return userList();
48. }
49. @RequestMapping("/getUser/{id}")
50. public ModelAndView getUser(@PathVariable("id") String id){
51. User user = this.userService.getUserByUid(id);
52. ModelAndView mv = new ModelAndView("updateUser");
53. mv.addObject("user",user);
54. return mv;
55. }
56. @RequestMapping("/updateUser")
57. public ModelAndView editUser(User user){
58. System.out.println("编辑: "+user);
59. this.userService.editUser(user);
60. return userList();
61. }
62. }

3 JSp文件 
A index.jsp

Java代码  

1. <%@ page language="java" pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%>
2. <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
3. <html>
4. <head>
5. <%@ include file="/common/meta.jsp"%>
6. </head>
7. <body>
8. <form action="${pageContext.request.contextPath}/login/add.do" method="post">
9. 姓名: <input type="text" name="name" id="name"><br>
10. 密码: <input type="password" name="password" id="password"><br>
11. <input type="submit" value="Login">
12. </form>  <br>
13. <form action="${pageContext.request.contextPath}/login.do?method=add2" method="post">
14. 姓名: <input type="text" name="name" id="name"><br>
15. 密码: <input type="password" name="password" id="password"><br>
16. <input type="submit" value="Login2">
17. </form>
18. <br>
19. <a href="${pageContext.request.contextPath}/login/add3/spring/spring.do">Spring MVC RESL风格</a>
20. </body>
21. </html>

B addUser.jsp

Java代码  

1. <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
2. <%@ page import="org.apache.commons.lang3.RandomStringUtils"%>
3. <%
4. String id = RandomStringUtils.randomAlphanumeric(32);
5. %>
6. <html>
7. <head>
8. <title>用户信息</title>
9. </head>
10. <body>
11. <form action="${pageContext.request.contextPath}/user/addUser.do" method="post">
12. <br>
13. <table>
14. <tr>
15. <td>
16. <input name="id" type="hidden" value="<%=id%>">
17. 姓名: <input name="name">
18. </td>
19. </tr>
20. <tr>
21. <td>
22. 年龄: <input name="age">
23. </td>
24. </tr>
25. <tr>
26. <td>
27. 性别: <select name="sex">
28. <option value="1">男</option>
29. <option value="2">女</option>
30. </select>
31. </td>
32. </tr>
33. <tr>
34. <td>
35. 密码: <input name="password">
36. </td>
37. </tr>
38. <tr>
39. <td>
40. 地址:<input name="address"/>
41. </td>
42. </tr>
43. <tr>
44. <td align="right">
45. <input type="submit" vlaue="保存"/>
46. </td>
47. </tr>
48. </table>
49. </form>
50. <br>
51. <a href="${pageContext.request.contextPath}/index.jsp">返回主页</a><br>
52. <a href="${pageContext.request.contextPath}/user/userList.do">返回显示</a>
53. </body>
54. </html>

C updateUser.jsp

Java代码  

1. <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
2. <html>
3. <head>
4. <title>编辑用户信息</title>
5. </head>
6. <body>
7. <form action="${pageContext.request.contextPath}/user/updateUser.do" method="post">
8. <br>
9. <table>
10. <tr>
11. <td>
12. <input name="id" type="hidden" value="${user.id}">
13. 姓名: <input name="name" value="${user.name}">
14. </td>
15. </tr>
16. <tr>
17. <td>
18. 年龄: <input name="age" value="${user.age}">
19. </td>
20. </tr>
21. <tr>
22. <td>
23. 性别: <select name="sex">
24. <option value="1" ${user.sex eq "1"  ? "selected" : ""}>男</option>
25. <option value="2" ${user.sex eq "2"  ? "selected" : ""}>女</option>
26. </select>
27. </td>
28. </tr>
29. <tr>
30. <td>
31. 密码: <input name="password" value="${user.password}">
32. </td>
33. </tr>
34. <tr>
35. <td>
36. 地址:<input name="address" value="${user.address}"/>
37. </td>
38. </tr>
39. <tr>
40. <td align="right">
41. <input type="submit" vlaue="保存"/>
42. </td>
43. </tr>
44. </table>
45. </form>
46. <br>
47. <a href="${pageContext.request.contextPath}/index.jsp">返回主页</a><br>
48. <a href="${pageContext.request.contextPath}/user/userList.do">返回集合显示</a>
49. </body>
50. </html>

D userList.jsp

Java代码  

1. <%@ page language="java" pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%>
2. <%@ taglib uri="/WEB-INF/c.tld" prefix="c"%>
3. <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
4. <html>
5. <head>
6. <%@ include file="/common/meta.jsp"%>
7. </head>
8. <body>
9. <table width="60%" border="1" cellpadding="0" align="center">
10. <thead>
11. <tr>
12. <th style="cursor: hand;" title="按姓名进行排序" onclick="sortPage(‘name‘)" valign="top">
13. 姓名
14. </th>
15. <th style="cursor: hand;" title="按年龄进行排序" onclick="sortPage(‘age‘)" valign="top">
16. 年龄
17. </th>
18. <th style="cursor: hand;" title="按性别进行排序" onclick="sortPage(‘sex‘)" valign="top">
19. 性别
20. </th>
21. <th style="cursor: hand;" title="按地址进行排序" onclick="sortPage(‘address‘)" valign="top">
22. 地址
23. </th>
24. <th style="cursor: hand;" >
25. 操作
26. </th>
27. </tr>
28. </thead>
29. <tbody>
30. <c:forEach items="${userList}" var="user">
31. <tr align="center">
32. <td>
33. ${user.name}
34. </td>
35. <td>
36. ${user.age}
37. </td>
38. <td>
39. ${user.sex eq 1 ? "男" : user.sex eq 2 ? "女" : "未知"}
40. </td>
41. <td>
42. ${user.address}
43. </td>
44. <td>
45. <a
46. href="${pageContext.request.contextPath}/user/toAddUser.do">添加</a>
47. |
48. <a
49. href="${pageContext.request.contextPath}/user/getUser/${user.id}.do">编辑</a>
50. |
51. <a
52. href="${pageContext.request.contextPath}/user/delUser/${user.id}.do">删除</a>
53. </td>
54. </tr>
55. </c:forEach>
56. </tbody>
57. </table>
58. <br>
59. <a href="${pageContext.request.contextPath}/index.jsp">返回</a>
60. </body>
61. </html>

4 配置文件 
a web.xml

Java代码  

1. <?xml version="1.0" encoding="UTF-8"?>
2. <web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee"
3. xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
4. xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
5. http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
6. <context-param>
7. <param-name>webAppRootKey</param-name>
8. <param-value>ssm.root</param-value>
9. </context-param>
10. <context-param>
11. <param-name>
12. contextConfigLocation
13. </param-name>
14. <param-value>
15. classpath*:applicationContext.xml
16. </param-value>
17. </context-param>
18. <context-param>
19. <param-name>log4jConfigLocation</param-name>
20. <param-value>/WEB-INF/classes/log4j.properties</param-value>
21. </context-param>
22. <context-param>
23. <param-name>log4jRefreshInterval</param-name>
24. <param-value>60000</param-value>
25. </context-param>
26. <context-param>
27. <param-name>log4jExposeWebAppRoot</param-name>
28. <param-value>false</param-value>
29. </context-param>
30. <listener>
31. <listener-class>
32. org.springframework.web.context.ContextLoaderListener
33. </listener-class>
34. </listener>
35. <listener>
36. <listener-class>
37. org.springframework.web.util.Log4jConfigListener
38. </listener-class>
39. </listener>
40. <filter>
41. <filter-name>encodingFilter</filter-name>
42. <filter-class>
43. org.springframework.web.filter.CharacterEncodingFilter
44. </filter-class>
45. <init-param>
46. <param-name>encoding</param-name>
47. <param-value>UTF-8</param-value>
48. </init-param>
49. <init-param>
50. <param-name>forceEncoding</param-name>
51. <param-value>false</param-value>
52. </init-param>
53. </filter>
54. <filter-mapping>
55. <filter-name>encodingFilter</filter-name>
56. <url-pattern>*.do</url-pattern>
57. </filter-mapping>
58. <filter-mapping>
59. <filter-name>encodingFilter</filter-name>
60. <url-pattern>*.jsp</url-pattern>
61. </filter-mapping>
62. <servlet>
63. <servlet-name>springmvc</servlet-name>
64. <servlet-class>
65. org.springframework.web.servlet.DispatcherServlet
66. </servlet-class>
67. <init-param>
68. <param-name>contextConfigLocation</param-name>
69. <param-value>classpath:springmvc.xml</param-value>
70. </init-param>
71. <load-on-startup>1</load-on-startup>
72. </servlet>
73. <servlet-mapping>
74. <servlet-name>springmvc</servlet-name>
75. <url-pattern>*.do</url-pattern>
76. </servlet-mapping>
77. <!-- weblogic配置数据源需要
78. <resource-ref>
79. <description>s2sh</description>
80. <res-ref-name>s2sh</res-ref-name>
81. <res-type>javax.sql.DataSource</res-type>
82. <res-auth>Container</res-auth>
83. </resource-ref>
84. -->
85. <welcome-file-list>
86. <welcome-file>index.jsp</welcome-file>
87. </welcome-file-list>
88. </web-app>

b applicationContext.xml

Java代码  

1. <?xml version="1.0" encoding="UTF-8"?>
2. <beans xmlns="http://www.springframework.org/schema/beans"
3. xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
4. xmlns:context="http://www.springframework.org/schema/context"
5. xmlns:aop="http://www.springframework.org/schema/aop"
6. xmlns:tx="http://www.springframework.org/schema/tx"
7. xsi:schemaLocation="http://www.springframework.org/schema/beans
8. http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
9. http://www.springframework.org/schema/context
10. http://www.springframework.org/schema/context/spring-context-3.0.xsd
11. http://www.springframework.org/schema/aop
12. http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
13. http://www.springframework.org/schema/tx
14. http://www.springframework.org/schema/tx/spring-tx-3.0.xsd">
15. <context:annotation-config />
16. <context:component-scan base-package="com.liuzd.ssm.service" />
17. <bean
18. class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
19. <property name="locations">
20. <value>classpath:jdbc.properties</value>
21. </property>
22. </bean>
23. <bean id="dataSource"    class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">
24. <property name="driverClassName" value="${jdbc.driverClassName}"/>
25. <property name="url" value="${jdbc.url}" />
26. <property name="username" value="${jdbc.username}" />
27. <property name="password" value="${jdbc.password}" />
28. </bean>
29. <!--
30. <bean id="dataSource" class="org.springframework.jndi.JndiObjectFactoryBean">
31. <property name="jndiName">
32. <value>${JNDI}</value>
33. </property>
34. <property name="resourceRef">
35. <value>${RESOURCEREF}</value>
36. </property>
37. <property name="jndiEnvironment">
38. <props>
39. <prop key="java.naming.provider.url">${Context.PROVIDER_URL}</prop>
40. <prop key="java.naming.factory.initial">${Context.INITIAL_CONTEXT_FACTORY}</prop>
41. </props>
42. </property>
43. </bean> -->
44. <!-- define the SqlSessionFactory, notice that configLocation is not needed when you use MapperFactoryBean -->
45. <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
46. <property name="dataSource" ref="dataSource" />
47. <!--
48. <property name="configLocation" value="classpath*:mybatis-config.xml"/>
49. -->
50. </bean>
51. <!-- scan for mappers and let them be autowired -->
52. <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
53. <property name="basePackage" value="com.liuzd.ssm.mapper" />
54. </bean>
55. </beans>