<?xml version="1.0" encoding="UTF-8" ?>  <!DOCTYPE configuration             PUBLIC "-//ibatis.apache.org//DTD Config 3.0//EN"            "http://ibatis.apache.org/dtd/ibatis-3-config.dtd"><configuration>    <!-- 加载SQL定义文件 -->    <mappers>        <mapper resource="cn/shop/mapper/UserMapper.xml" />    </mappers></configuration>

<?xml version="1.0" encoding="UTF-8" ?>  <!DOCTYPE mapper PUBLIC "-//ibatis.apache.org//DTD Mapper 3.0//EN"       "http://ibatis.apache.org/dtd/ibatis-3-mapper.dtd"><mapper namespace="cn.shop.dao.UserMapper">    <!--用户登录-->    <select id="login" parameterType="Map" resultType="cn.shop.bean.User">        <!--sq_s_user 是专门为user表创建的序列-->        select * from s_user where name=#{name} and password=#{password}    </select></mapper>

package cn.shop.dao;import java.util.Map;import org.springframework.stereotype.Component;import cn.shop.bean.User;public interface UserMapper {    /**     * 用户登录     * @param user 需要登录的用户信息，其中必须包含两个key,name和password。     * @return 用户登录成功后的信息     */    User login(Map map);}

package cn.shop.bean;import java.util.Date;public class User {    private Integer id;    private String name;    private String password;    private Date register_time;    public User() {        super();    }    public User(Integer id, String name, String password, Date register_time) {        super();        this.id = id;        this.name = name;        this.password = password;        this.register_time = register_time;    }    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 String getPassword() {        return password;    }    public void setPassword(String password) {        this.password = password;    }    public Date getRegister_time() {        return register_time;    }    public void setRegister_time(Date register_time) {        this.register_time = register_time;    }    }

<?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:jdbc="http://www.springframework.org/schema/jdbc"      xmlns:jee="http://www.springframework.org/schema/jee"     xmlns:tx="http://www.springframework.org/schema/tx"    xmlns:aop="http://www.springframework.org/schema/aop"     xmlns:mvc="http://www.springframework.org/schema/mvc"    xmlns:util="http://www.springframework.org/schema/util"    xmlns:jpa="http://www.springframework.org/schema/data/jpa"    xsi:schemaLocation="        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd        http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc-4.1.xsd        http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-4.1.xsd        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.1.xsd        http://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/data/jpa/spring-jpa-1.3.xsd        http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd        http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd        http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.1.xsd">       <!--             开启注解扫描         -->         <context:component-scan base-package="cn.shop"></context:component-scan>         <!--              开启mvc注解扫描          -->        <mvc:annotation-driven/>                  <!--定义视图 通过internalResourceView来表示 使用的是Servlet/jsp技术-->  <bean id="viewResolver"    class="org.springframework.web.servlet.view.InternalResourceViewResolver">    <property name="viewClass">      <value>org.springframework.web.servlet.view.InternalResourceView</value>    </property>    <!--jsp存放的目录-->    <property name="prefix">      <value>/</value>    </property>    <!--jsp文件的后缀-->    <property name="suffix">      <value>.jsp</value>    </property>  </bean>             <!-- 获取properties配置文件 -->  <bean id="config" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">    <property name="locations">      <list>        <value>classpath:db-config.properties</value>      </list>  </property>  </bean>   <!-- 获取数据源 -->  <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">    <property name="url">      <value>${db.url}</value>    </property>    <property name="username">      <value>${db.username}</value>    </property>    <property name="password">      <value>${db.password}</value>    </property>     <property name="driverClassName">      <value>${db.dirverClass}</value>    </property>  </bean>      <bean id="ssf" class="org.mybatis.spring.SqlSessionFactoryBean">           <property name="configLocation" value="classpath:sqlmap-config.xml"></property>        <property name="dataSource" ref="dataSource"></property>    </bean>        <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">        <property name="sqlSessionFactoryBeanName" value="ssf"></property>        <property name="basePackage" value="cn.shop.dao"></property>   </bean>   </beans>

db.url=jdbc:oracle:thin:@localhost:1521:xedb.username=systemdb.password=517839db.dirverClass=oracle.jdbc.OracleDriver

<?xml version="1.0" encoding="UTF-8"?><web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" id="WebApp_ID" version="3.1">  <display-name>shop</display-name>  <welcome-file-list>    <welcome-file>index.html</welcome-file>  </welcome-file-list>    <!-- 这里是一个总控制器 -->  <servlet>    <servlet-name>spring</servlet-name>    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>     <init-param>        <param-name>contextConfigLocation</param-name>        <param-value>classpath:dispatcherServlet.xml</param-value>    </init-param>     </servlet>  <servlet-mapping>    <servlet-name>spring</servlet-name>    <url-pattern>*.do</url-pattern>  </servlet-mapping>    <!-- 解决POST提交乱码问题 -->  <filter>    <filter-name>EncodingName</filter-name>    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>    <init-param>      <param-name>encoding</param-name>      <param-value>utf-8</param-value>    </init-param>  </filter>  <filter-mapping>    <filter-name>EncodingName</filter-name>    <url-pattern>*.do</url-pattern>  </filter-mapping>  </web-app>

package cn.shop.service;import java.util.Map;import javax.annotation.Resource;import org.springframework.stereotype.Service;import cn.shop.bean.User;import cn.shop.dao.UserMapper;@Servicepublic class UserService {    @Resource    private UserMapper userMapper;        public User userlogin(Map<String,String> map){        return userMapper.login(map);    }}

package cn.shop.controller;import java.util.HashMap;import java.util.Map;import javax.annotation.Resource;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.servlet.ModelAndView;import cn.shop.bean.User;import cn.shop.service.UserService;@Controllerpublic class UserController {    @Resource    private UserService userService;        @RequestMapping("/login.do")    public ModelAndView userLogin(String uname,String upass){        Map<String,String> map=new HashMap<String,String>();        map.put("name", uname);        map.put("password", upass);        User user = userService.userlogin(map);        ModelAndView mav=new ModelAndView();        if(user!=null){            mav.getModel().put("loginresult", "登录成功");        }else{            mav.getModel().put("loginresult", "登录失败");        }        mav.setViewName("userLoginResult");        return mav;    }}

<%@ page language="java" contentType="text/html; charset=utf-8"    pageEncoding="utf-8"%><!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=utf-8"><title>用户登录</title></head><body><h1>用户登录</h1><form action="login.do" method="POST">用户名:<input type="text" name="uname"/><br/>密码:<input type="password" name="upass"/><br/><input type="submit" value="登录"/></form></body></html>

<%@ page language="java" contentType="text/html; charset=utf-8"    pageEncoding="utf-8"%><!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=utf-8"><title>登录结果页面</title></head><body>${loginresult}</body></html>