这篇文章给大家分享的是有关springMVC+mybatis如何结合使用的内容。小编觉得挺实用的，因此分享给大家做个参考，一起跟随小编过来看看吧。1. [代码]控制器片段
这篇文章给大家分享的是有关springMVC+mybatis如何结合使用的内容。小编觉得挺实用的，因此分享给大家做个参考，一起跟随小编过来看看吧。
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | package com.wg.test;
import javax.servlet.Http.httpservletRequest; 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.RequestMethod; import org.springframework.web.servlet.ModelAndView; import com.wg.bean.User; import com.wg.service.UserService;
@Controller public class UserController {
@Autowired private UserService userService;
@RequestMapping(value = "reGISt", method = RequestMethod.POST) public ModelAndView regist(HttpServletRequest request, User user) { try { userService.saveUser(user); } catch (Exception e) { e.printStackTrace(); } request.setAttribute("username", user.getUsername()); request.setAttribute("passWord", user.getPassword()); System.out.println(user.toString()); return new ModelAndView("succ"); }
@RequestMapping(value = "login", method = RequestMethod.POST) public ModelAndView login(String username, String password) { // 验证传递过来的参数是否正确，否则返回到登陆页面。 if (this.checkParams(new String[] { username, password })) { // 指定要返回的页面为succ.jsp ModelAndView mav = new ModelAndView("succ"); // 将参数返回给页面 mav.addObject("username", username); mav.addObject("password", password); System.out .println("username=" + username + " password=" + password); return mav; } return new ModelAndView("home"); }
private boolean checkParams(String[] params) { for (String param : params) { if (param == "" || param == null || param.isEmpty()) { return false; } } return true; } } |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | <?xml version="1.0" encoding="UTF-8"?> <web-app version="3.0" 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_3_0.xsd">
<!-- 监听spring上下文容器 --> <listener> <listener-class> org.springframework.web.context.ContextLoaderListener </listener-class> </listener>
<!-- 加载spring的xml配置文件到 spring的上下文容器中 --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:*-context.xml</param-value> </context-param>
<!-- 配置Spring mvc DispatcherServlet --> <servlet> <servlet-name>MVC</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <!-- 初始化参数 --> <init-param> <!-- 加载SpringMVC的xml到 spring的上下文容器中 --> <param-name>contextConfigLocation</param-name> <param-value> /WEB-INF/classes/mvc-context.xml </param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet>
<!-- 配置DispatcherServlet所需要拦截的 url --> <servlet-mapping> <servlet-name>MVC</servlet-name> <url-pattern>*.do</url-pattern> </servlet-mapping>
<welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list>
</web-app> |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | <?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:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context" 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">
<context:component-scan base-package="com.wg.*" />
<bean id="viewResolver" class="org.springframework.web.servlet.view.UrlBasedViewResolver"> <property name="viewClass" value="org.springframework.web.servlet.view.JstlView" /> <property name="prefix" value="/page/" /> <property name="suffix" value=".jsp" /> </bean> </beans> |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | <?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.wg.dao.UserDao"> <!-- 取得用户列表 --> <select id="getUser" resultType="User" parameterType="User"> select id, username, password From user <where> <if test="username != null and password != null"> username =#{username} and password =#{password} </if> <if test="id!=null"> and id=#{id} </if> </where> </select> <!-- 新增用户 --> <insert id="insertUser" parameterType="User"> insert into user(id,username,password) values(#{id},#{username},#{password}) <selecTKEy keyProperty="id" resultType="Long"> select last_insert_id() as id </selectKey> </insert> <!-- 修改用户 --> <update id="updateUser" parameterType="User"> update user <set> <if test="username != null">username=#{username},</if> <if test="password != null">password=#{password},</if> </set> where id=#{id} </update> <!-- 删除用户 --> <delete id="deleteUser" parameterType="Long"> delete from user where id=#{id} </delete>
</mapper> |
感谢各位的阅读！关于“SpringMVC+myBatis如何结合使用”这篇文章就分享到这里了，希望以上内容可以对大家有一定的帮助，让大家可以学到更多知识，如果觉得文章不错，可以把它分享出去让更多的人看到吧！
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