Spring4+SpringMVC+MyBatis登录注册详细
项目结构：
package com.mstf.controller; import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping; /**
* 动态页面跳转控制器
*/
@Controller
public class FormController { @RequestMapping(value = "/{formName}")
public String loginForm(@PathVariable String formName) {
// 动态跳转页面
return formName;
} }
package com.mstf.controller; import javax.servlet.http.HttpSession; import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.view.RedirectView; import com.mstf.domain.User;
import com.mstf.service.UserService; /**
* 处理用户请求控制器
*/
@Controller
public class UserController {
/**
* 自动注入UserService
*/
@Autowired
@Qualifier("userService")
private UserService userService; /**
* 处理/login请求
*/
@RequestMapping(value = "/login")
public ModelAndView login(String username, String password, ModelAndView mv, HttpSession session) {
// 根据登录名和密码查找用户，判断用户登录
User user = userService.login(username, password);
if (user != null) {
// 登录成功，将user对象设置到HttpSession作用范围域
session.setAttribute("user", user);
// 转发到main请求,转发地址
mv.setView(new RedirectView("/Demo4/index"));
} else {
// 登录失败，设置失败提示信息，并跳转到登录页面
mv.addObject("message", "登录名或密码错误，请重新输入!");
mv.setViewName("loginForm");
}
return mv;
} /**
* 处理/regeist请求
*/
@RequestMapping(value = "/regeist")
public String regeist(@ModelAttribute("user") User user) {
userService.regeist(user);
return "success";
}
}
package com.mstf.domain;
import java.io.Serializable;
public class User implements Serializable {
private static final long serialVersionUID = 1L;
private int id;
private String username;
private String password;
private String phone;
private String email;
public int getId() {
return id;
}
public void setId(int 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 getPhone() {
return phone;
}
public void setPhone(String phone) {
this.phone = phone;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public User(int id, String username, String password, String phone, String email) {
super();
this.id = id;
this.username = username;
this.password = password;
this.phone = phone;
this.email = email;
}
public User() {
super();
}
@Override
public String toString() {
return "User [id=" + id + ", username=" + username + ", password=" + password + ", phone=" + phone + ", email="
+ email + "]";
}
}
package com.mstf.mapper; import org.apache.ibatis.annotations.Select;
import com.mstf.domain.User; import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Param; /**
* UserMapper接口
*/
public interface UserMapper {
/**
* 根据登录名和密码查询用户
*
* @param String
* username
* @param String
* password
* @return 找到返回User对象，没有找到返回null
*/
@Select("select * from loginuser where username = #{username} and password = #{password}")
User findWithLoginnameAndPassword(@Param("username") String username, @Param("password") String password); /**
* 注册
*/
@Insert("insert into loginuser(username,`password`,phone,email) values(#{username},#{password},#{phone},#{email})")
int regeist(@Param("username") String username, @Param("password") String password, @Param("phone") String phone,
@Param("email") String email);
}
package com.mstf.service; import com.mstf.domain.User; /**
* User服务层接口
*/
public interface UserService {
/**
* 判断用户登录
*
* @param String
* username
* @param String
* password
* @return 找到返回User对象，没有找到返回null
*/
User login(String username, String password); /**
* 用户注册 返回的是int
*/
int regeist(User user);
}
package com.mstf.service.impl; import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Isolation;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional; import com.mstf.domain.User;
import com.mstf.mapper.UserMapper;
import com.mstf.service.UserService; /**
* User服务层接口实现类 @Service("userService")用于将当前类注释为一个Spring的bean，名为userService
*/
@Transactional(propagation = Propagation.REQUIRED, isolation = Isolation.DEFAULT)
@Service("userService")
public class UserServiceImpl implements UserService {
/**
* 自动注入UserMapper
*/
@Autowired
private UserMapper userMapper; /**
* UserService接口login方法实现
*
* @see { UserService }
*/
@Transactional(readOnly = true)
@Override
public User login(String username, String password) {
return userMapper.findWithLoginnameAndPassword(username, password);
} /**
* UserService接口regeist方法实现
*
* @see { UserService }
*/
@Override
public int regeist(User user) {
System.out.println(user);
return userMapper.regeist(user.getUsername(), user.getPassword(), user.getPhone(), user.getEmail());
}
}
dataSource.driverClass=com.mysql.jdbc.Driver
dataSource.jdbcUrl=jdbc:mysql://127.0.0.1:3306/demo4
dataSource.user=root
dataSource.password=root
dataSource.maxPoolSize=20
dataSource.maxIdleTime = 1000
dataSource.minPoolSize=6
dataSource.initialPoolSize=5
# Global logging configuration
log4j.rootLogger=ERROR, stdout
# MyBatis logging configuration...
log4j.logger.org.fkit.mapper.UserMapper=DEBUG
log4j.logger.org.fkit.mapper.BookMapper=DEBUG
# Console output...
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%5p [%t] - %m%n
index.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>登陆成功</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
--> </head> <body>
<h1>登录成功</h1>
帐号：${sessionScope.user.username } 密码：${sessionScope.user.password }
</body>
</html>
loginForm.JSP
<%@ 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>登录页面</title>
</head>
<body>
<h3>登录页面</h3>
<form action="login" method="post">
<font color="red">${requestScope.message }</font>
<table>
<tr>
<td><label>登录名: </label></td>
<td><input type="text" id="username" name="username" required="required" maxlength="16">
</td>
</tr>
<tr>
<td><label>密码: </label></td>
<td><input type="password" id="password" name="password" required="required" maxlength="16">
</td>
</tr>
<tr>
<td><input type="submit" value="登录"></td>
<td><a href="regeister">没有帐号？立即注册</a></td>
</tr>
</table>
</form>
</body>
</html>
REGEISTER.JSP
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>注册页面</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page"> </head> <body>
<h1>注册页面</h1>
<form action="regeist" method="post">
<table>
<tr>
<td>帐号： <input type="text" name="username" class="username" required="required" maxlength="16">
</td>
</tr>
<tr>
<td>密码： <input type="password" name="password" class="password" required="required" maxlength="16">
</td>
</tr>
<tr>
<td>电话： <input type="text" name="phone" class="phone" maxlength="20">
</td>
</tr>
<tr>
<td>邮箱： <input type="text" name="email" class="email" maxlength="25">
</td>
</tr>
<tr>
<td><input type="submit" value="注册"></td>
</tr>
</table>
</form>
</body>
</html>
SUCCESS.JSP
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>"> <title>注册成功</title> <meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
--> </head> <body>
<h1>注册成功</h1>
</body>
</html>
applicationContext
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:mybatis="http://mybatis.org/schema/mybatis-spring" 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"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.2.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.2.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.2.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-4.1.xsd
http://mybatis.org/schema/mybatis-spring
http://mybatis.org/schema/mybatis-spring.xsd "> <!-- mybatis:scan会将com.mstf.mapper包里的所有接口当作mapper配置，之后可以自动引入mapper类 -->
<mybatis:scan base-package="com.mstf.mapper" /> <!-- 扫描org.fkit包下面的java文件，有Spring的相关注解的类，则把这些类注册为Spring的bean -->
<context:component-scan base-package="com.mstf" /> <!-- 使用PropertyOverrideConfigurer后处理器加载数据源参数 -->
<context:property-override location="classpath:db.properties" /> <!-- 配置c3p0数据源 -->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" /> <!-- 配置SqlSessionFactory，org.mybatis.spring.SqlSessionFactoryBean是Mybatis社区开发用于整合Spring的bean -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"
p:dataSource-ref="dataSource" /> <!-- JDBC事务管理器 -->
<bean id="transactionManager"
class="org.springframework.jdbc.datasource.DataSourceTransactionManager"
p:dataSource-ref="dataSource" /> <!-- 启用支持annotation注解方式事务管理 -->
<tx:annotation-driven transaction-manager="transactionManager" /> </beans>
springmvc-config
<?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:mvc="http://www.springframework.org/schema/mvc"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.2.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.2.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.2.xsd"> <!-- 自动扫描该包，SpringMVC会将包下用了@controller注解的类注册为Spring的controller -->
<context:component-scan base-package="com.mstf.controller" />
<!-- 设置默认配置方案 -->
<mvc:annotation-driven />
<!-- 使用默认的Servlet来响应静态文件 -->
<mvc:default-servlet-handler />
<!-- 视图解析器 -->
<bean id="viewResolver"
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<!-- 前缀 -->
<property name="prefix">
<value>/WEB-INF/jsp/</value>
</property>
<!-- 后缀 -->
<property name="suffix">
<value>.jsp</value>
</property>
</bean> </beans>
WEB.XML
<?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"> <!-- 配置spring核心监听器，默认会以 /WEB-INF/applicationContext.xml作为配置文件 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- contextConfigLocation参数用来指定Spring的配置文件 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/applicationContext*.xml</param-value>
</context-param> <!-- 定义Spring MVC的前端控制器 -->
<servlet>
<servlet-name>springmvc</servlet-name>
<servlet-class>
org.springframework.web.servlet.DispatcherServlet
</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/springmvc-config.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet> <!-- 让Spring MVC的前端控制器拦截所有请求 -->
<servlet-mapping>
<servlet-name>springmvc</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping> <!-- 编码过滤器 -->
<filter>
<filter-name>characterEncodingFilter</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>characterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping> </web-app>
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