使用了druid（德鲁伊连接池）和同用mapper，spring，springmvc,mybatis框架，前台是jquery

1.配置文件

1.1pom.xml配置文件

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>cn.jzh</groupId>
	<artifactId>maven_crud</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<packaging>war</packaging>
	<name>maven_crud</name>
	<properties>
		<webVersion>3.1</webVersion>
	</properties>
	<dependencies>
		<!-- servlet-api -->
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>javax.servlet-api</artifactId>
			<version>3.1.0</version>
			<scope>provided</scope>
		</dependency>
		<!-- jsp-api -->
		<dependency>
			<groupId>javax.servlet.jsp</groupId>
			<artifactId>jsp-api</artifactId>
			<version>2.1</version>
			<scope>provided</scope>
		</dependency>
		<!-- jstl -->
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>
		<!-- 单元测试 -->
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>4.10</version>
			<scope>test</scope>
		</dependency>
		<!-- Spring相关依赖 -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-context</artifactId>
			<version>4.3.8.RELEASE</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-beans</artifactId>
			<version>4.3.8.RELEASE</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>4.3.8.RELEASE</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-jdbc</artifactId>
			<version>4.3.8.RELEASE</version>
		</dependency>
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-aspects</artifactId>
			<version>4.3.8.RELEASE</version>
		</dependency>

		<!-- Mybatis依赖 -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis</artifactId>
			<version>3.2.8</version>
		</dependency>

		<!-- mybatis整合Spring -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis-spring</artifactId>
			<version>1.2.2</version>
		</dependency>
		<!-- mybatis plugins begin -->
			<dependency>
				<groupId>tk.mybatis</groupId>
				<artifactId>mapper</artifactId>
				<version>3.3.9</version>
			</dependency>
			<!-- mybatis plugins end -->
		<!-- MySql依赖 -->
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.32</version>
		</dependency>
		<!-- 连接池 -->
		<dependency>
			<groupId>com.alibaba</groupId>
			<artifactId>druid</artifactId>
			<version>1.0.18</version>
		</dependency>
		<!-- slf4j日志依赖 -->
		<dependency>
			<groupId>org.slf4j</groupId>
			<artifactId>slf4j-log4j12</artifactId>
			<version>1.6.4</version>
		</dependency>
		<!-- JSP相关 -->
		<dependency>
			<groupId>jstl</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>servlet-api</artifactId>
			<version>2.5</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>jsp-api</artifactId>
			<version>2.0</version>
			<scope>provided</scope>
		</dependency>
		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-annotations -->
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-annotations</artifactId>
			<version>2.9.0</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-core -->
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-core</artifactId>
			<version>2.8.8</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-databind</artifactId>
			<version>2.8.9</version>
		</dependency>
	</dependencies>
	<build>
		<plugins>
			<plugin>
				<artifactId>maven-compiler-plugin</artifactId>
				<configuration>
					<source>1.8</source>
					<target>1.8</target>
				</configuration>
			</plugin>
		</plugins>
	</build>
</project>

1.2applicationContext.xml配置文件

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop"
	xmlns:context="http://www.springframework.org/schema/context" xmlns="http://www.springframework.org/schema/beans"
	xsi:schemaLocation="http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/tx
       http://www.springframework.org/schema/tx/spring-tx.xsd
       http://www.springframework.org/schema/aop
       http://www.springframework.org/schema/aop/spring-aop.xsd
       http://www.springframework.org/schema/context
       http://www.springframework.org/schema/context/spring-context.xsd">
    <!-- 首先加载application.properties -->
    <context:property-placeholder location="classpath:jdbc.properties"/>
     <!-- spring注解扫描 -->
    <context:component-scan base-package="cn.jzh.service"></context:component-scan>
    <!-- 配置dataSource -->
    <bean id ="dataSource" class="com.alibaba.druid.pool.DruidDataSource"> 
    	<property name="driverClassName" value="${jdbc.driver}"></property>
    	<property name="url" value="${jdbc.url}"></property>
    	<property name="username" value="${jdbc.username}"></property>
    	<property name="password" value="${jdbc.password}"></property>
    </bean>
    <!-- 配置sqlSessionFactory -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
    	<property name="dataSource" ref="dataSource"></property>
    	<!-- 自动扫描mapping.xml文件，**表示迭代查找 -->
    	<property name="mapperLocations" value="classpath:mapper/*Mapper.xml"></property>
    </bean>
    <!-- 3.配置MapperScannerConfigurer，用于扫描指定包下的Mapper接口，
     	生成代理对象的id为Mapper接口名第一个字母小写(userinfoMapper) --> 
     	<!-- 扫描com.redis下的mapper接口 -->
   <bean class="tk.mybatis.spring.mapper.MapperScannerConfigurer">
   		<property name="basePackage" value="cn.jzh.mapper"></property>
   		<!--使用mybatis通用mapper插件 -->
		<property name="properties">
			<value>
				mappers=tk.mybatis.mapper.common.Mapper
			</value>
		</property>
   </bean>
   
   <!-- 声明事物 -->
   <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">  
   		<property name="dataSource" ref="dataSource"></property>
   </bean>
   <!-- 事物详情 -->
   <tx:advice id="txAdvice" transaction-manager="transactionManager">
   		<tx:attributes>
   			<tx:method name="*" propagation="REQUIRED"/>
   		</tx:attributes>
   </tx:advice>
   <aop:config>
   		<aop:pointcut expression="execution(* cn.jzh.service.*.*(..))" id="myPointcut"/>
   		<aop:advisor advice-ref="txAdvice" pointcut-ref="myPointcut"/>
   </aop:config>
</beans>

1.3springmvc.xml配置文件

因为这一层只扫描到controller层的，所以注解也是只扫描到controller层

<?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:mvc="http://www.springframework.org/schema/mvc"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
      http://www.springframework.org/schema/beans/spring-beans.xsd
      http://www.springframework.org/schema/mvc
      http://www.springframework.org/schema/mvc/spring-mvc.xsd
      http://www.springframework.org/schema/context
      http://www.springframework.org/schema/context/spring-context.xsd">
    <!-- 注解扫描,自动扫描只扫描controller层的 -->
	<context:component-scan base-package="cn.jzh.controller"></context:component-scan>
	<!-- 注解驱动 -->
	<mvc:annotation-driven>
		<mvc:message-converters>
       			<!-- spring 自带中文编码转换器 -->
       			<bean class="org.springframework.http.converter.StringHttpMessageConverter">
       				<constructor-arg index="0" value="UTF-8" />
       			</bean>
       			<!-- json格式化 -->
       			<bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
       				<property name="prettyPrint" value="true"></property>
       			</bean>
       		</mvc:message-converters>
	</mvc:annotation-driven>
	<!-- 视图解析器 -->
	<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
		<property name="viewClass" value="org.springframework.web.servlet.view.JstlView"></property>
		<property name="prefix" value="/WEB-INF/view/"></property>
		<property name="suffix" value=".jsp"></property>
	</bean>
	<!-- 放行静态 -->
	<mvc:default-servlet-handler/>
</beans>

1.4jdbc.properties配置文件

jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/test
jdbc.username=root
jdbc.password=root

1.5.mapper.xml的SQL文件

<?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="cn.jzh.mapper.UserInfoMapper" >
  <resultMap id="BaseResultMap" type="cn.jzh.entity.UserInfo" >
    <id column="user_id" property="userId" jdbcType="BIGINT" />
    <result column="user_name" property="userName" jdbcType="VARCHAR" />
    <result column="user_age" property="userAge" jdbcType="INTEGER" />
    <result column="user_address" property="userAddress" jdbcType="VARCHAR" />
    <result column="user_account" property="userAccount" jdbcType="VARCHAR" />
    <result column="user_password" property="userPassword" jdbcType="VARCHAR" />
  </resultMap>
  <delete id="deleteByPrimaryKey" parameterType="java.lang.Long" >
    delete from user_info
    where user_id = #{userId,jdbcType=BIGINT}
  </delete>
  <insert id="insert" parameterType="cn.jzh.entity.UserInfo" >
    <selectKey resultType="java.lang.Long" keyProperty="userId" order="AFTER" >
      SELECT LAST_INSERT_ID()
    </selectKey>
    insert into user_info (user_name, user_age, user_address, 
      user_account, user_password)
    values (#{userName,jdbcType=VARCHAR}, #{userAge,jdbcType=INTEGER}, #{userAddress,jdbcType=VARCHAR}, 
      #{userAccount,jdbcType=VARCHAR}, #{userPassword,jdbcType=VARCHAR})
  </insert>
  <update id="updateByPrimaryKey" parameterType="cn.jzh.entity.UserInfo" >
    update user_info
    set user_name = #{userName,jdbcType=VARCHAR},
      user_age = #{userAge,jdbcType=INTEGER},
      user_address = #{userAddress,jdbcType=VARCHAR},
      user_account = #{userAccount,jdbcType=VARCHAR},
      user_password = #{userPassword,jdbcType=VARCHAR}
    where user_id = #{userId,jdbcType=BIGINT}
  </update>
  <select id="selectByPrimaryKey" resultMap="BaseResultMap" parameterType="java.lang.Long" >
    select user_id, user_name, user_age, user_address, user_account, user_password
    from user_info
    where user_id = #{userId,jdbcType=BIGINT}
  </select>
  <select id="selectAll" resultMap="BaseResultMap" >
    select user_id, user_name, user_age, user_address, user_account, user_password
    from user_info
  </select>
</mapper>

1.6web.xml配置文件

<?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" version="3.1">
  <display-name>maven_crud</display-name>
  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
  </welcome-file-list>
  <context-param>
  	<param-name>contextConfigLocation</param-name>
  	<param-value>classpath*:applicationContext.xml</param-value>
  </context-param>
  <listener>
  	<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  <!-- 解决post提交乱码 -->
  <filter>
  	<filter-name>encoding</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>encoding</filter-name>
  	<url-pattern>/*</url-pattern>
  </filter-mapping>
  <!-- servlet容器 -->
  <servlet>
  	<servlet-name>springmvc</servlet-name>
  	<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
  	<init-param>
  		<param-name>contextConfigLocation</param-name>
  		<param-value>classpath:springmvc.xml</param-value>
  	</init-param>
  </servlet>
  <servlet-mapping>
  	<servlet-name>springmvc</servlet-name>
  	<url-pattern>/</url-pattern>
  </servlet-mapping>
  
  
</web-app>

2.后台控制部分

2.1实体bean

package cn.jzh.entity;

public class UserInfo {

    private Long userId;

    private String userName;

    private Integer userAge;

    private String userAddress;

    private String userAccount;

    private String userPassword;

    public Long getUserId() {
        return userId;
    }

    public void setUserId(Long userId) {
        this.userId = userId;
    }

    public String getUserName() {
        return userName;
    }

    public void setUserName(String userName) {
        this.userName = userName == null ? null : userName.trim();
    }

    public Integer getUserAge() {
        return userAge;
    }

    public void setUserAge(Integer userAge) {
        this.userAge = userAge;
    }

    public String getUserAddress() {
        return userAddress;
    }

    public void setUserAddress(String userAddress) {
        this.userAddress = userAddress == null ? null : userAddress.trim();
    }

    public String getUserAccount() {
        return userAccount;
    }

    public void setUserAccount(String userAccount) {
        this.userAccount = userAccount == null ? null : userAccount.trim();
    }

    public String getUserPassword() {
        return userPassword;
    }

    public void setUserPassword(String userPassword) {
        this.userPassword = userPassword == null ? null : userPassword.trim();
    }

	public UserInfo(Long userId, String userName, Integer userAge, String userAddress, String userAccount,
			String userPassword) {
		super();
		this.userId = userId;
		this.userName = userName;
		this.userAge = userAge;
		this.userAddress = userAddress;
		this.userAccount = userAccount;
		this.userPassword = userPassword;
	}

	public UserInfo() {
		super();
		// TODO Auto-generated constructor stub
	}


}

2.2mapper接口

package cn.jzh.mapper;

import java.util.List;

import cn.jzh.entity.UserInfo;

public interface UserInfoMapper {
    int deleteByPrimaryKey(Long userId);

    int insert(UserInfo record);

    UserInfo selectByPrimaryKey(Long userId);

    List<UserInfo> selectAll();

    int updateByPrimaryKey(UserInfo record);
}

2.3service接口

package cn.jzh.service;

import java.util.List;

import cn.jzh.entity.UserInfo;

public interface UserInfoService {
	  int deleteByPrimaryKey(Long userId);

	    int insert(UserInfo record);

	    UserInfo selectByPrimaryKey(Long userId);

	    List<UserInfo> selectAll();

	    int updateByPrimaryKey(UserInfo record);
	
}

2.3.1service接口的实现类

package cn.jzh.service.impl;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import cn.jzh.entity.UserInfo;
import cn.jzh.mapper.UserInfoMapper;
import cn.jzh.service.UserInfoService;

@Service(value="userInfoServiceImpl")
public class UserInfoServiceImpl implements UserInfoService{
	@Autowired
	private UserInfoMapper mapper;
	@Override
	public int deleteByPrimaryKey(Long userId) {
		int i = mapper.deleteByPrimaryKey(userId);
		return i;
	}

	@Override
	public int insert(UserInfo record) {
		int i = mapper.insert(record);
		return i;
	}

	@Override
	public UserInfo selectByPrimaryKey(Long userId) {
		UserInfo info = mapper.selectByPrimaryKey(userId);
		return info;
	}

	@Override
	public List<UserInfo> selectAll() {
		List<UserInfo> selectAll = mapper.selectAll();
		return selectAll;
	}

	@Override
	public int updateByPrimaryKey(UserInfo record) {
		int i = mapper.updateByPrimaryKey(record);
		return i;
	}

}

2.4controller控制层

package cn.jzh.controller;

import java.util.List;

import javax.annotation.Resource;

import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

import cn.jzh.entity.UserInfo;
import cn.jzh.service.UserInfoService;

@Controller
public class UserInfoController {
	@Resource(name="userInfoServiceImpl")
	private UserInfoService userInfoService;
	//查看
	@RequestMapping("/userInfo/list")
	public String list(Model model){
		List<UserInfo> list = userInfoService.selectAll();
		model.addAttribute("userInfoList", list);
		return "list";
	}
	//删除
	@RequestMapping("/userInfo/delete")
	public String delete(Long userId){
		int i = userInfoService.deleteByPrimaryKey(userId);
		return "redirect:/userInfo/list";
	}
	//增加
	@RequestMapping(value="/userInfo/add",method=RequestMethod.GET)
	public String add(){
		return "add";
	}
	@RequestMapping(value="/userInfo/add",method=RequestMethod.POST)
	public String add(UserInfo userInfo){
		int i = userInfoService.insert(userInfo);
		if(i>0){
			return "redirect:/userInfo/list";
		}
		return "";
	}
	
	//更新
	@RequestMapping(value="/userInfo/update",method=RequestMethod.GET)
	public String update (Long userId,Model model){
		UserInfo info = userInfoService.selectByPrimaryKey(userId);
		model.addAttribute("user", info);
		return "update";
	}
	@RequestMapping(value="/userInfo/update",method=RequestMethod.POST)
	public String update(UserInfo userInfo){
		int i = userInfoService.updateByPrimaryKey(userInfo);
		if(i>0){
			return "redirect:/userInfo/list";
		}
		return "";
	}
}

3.前台展现部分

3.1展示欢迎的页面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%>">
    <script type="text/javascript">
    	console.log(Boolean(false));
    </script>
  </head>
  <body>
    <a href="userInfo/list.action">用户列表</a>
  </body>
</html>

3.2受保护的view文件下的jsp页面

3.2.1展示页面list.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'add.jsp' starting page</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>
    	<table border="1px" align="center">
    		<a href="userInfo/add.action">新增</a>
    		<tr>
    			<th>用户编号</th>
    			<th>用户名称</th>
    			<th>用户年龄</th>
    			<th>用户地址</th>
    			<th>用户账户</th>
    			<th>用户密码</th>
    			<th>操作</th>
    		</tr>
    		<c:if test="${empty userInfoList }">
    			<tr>
    				<td colspan="7">是空的</td>
    			</tr>
    		</c:if>
    		<c:if test="${not empty userInfoList }">
    			<c:forEach items="${userInfoList }" var ="user">
    				<tr>
    					<td>${user.userId }</td>
    					<td>${user.userName }</td>
    					<td>${user.userAge }</td>
    					<td>${user.userAddress }</td>
    					<td>${user.userAccount }</td>
    					<td>${user.userPassword }</td>
    					<td>
    						<a href="userInfo/update.action?userId=${user.userId }">修改</a>
    						<a href="userInfo/delete.action?userId=${user.userId }">删除</a>
						</td>
    				</tr>
    			</c:forEach>
    		</c:if>
    		
    	</table>
  </body>
</html>

3.2.2新增页面add.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>My JSP 'add.jsp' starting page</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">
	-->
		<script type="text/javascript" src="static/js/jquery-3.2.1.min.js"></script>
		<script type="text/javascript">
			$(function(){
				
			});
		</script>
  </head>
  
  <body>
    <form name = "form_user_info" action="userInfo/add.action" method="post" >
    	用户名：<input type="text" name="userName" /><br/>
    	年&nbsp;&nbsp;&nbsp;龄：<input type="text" name="userAge" /><br/>
    	地&nbsp;&nbsp;&nbsp;址：<input type="text" name="userAddress" /><br/>
    	账&nbsp;&nbsp;&nbsp;户：<input type="text" name="userAccount" /><br/>
    	密&nbsp;&nbsp;&nbsp;码：<input type="password" name="userPassword" /><br/>
    	<input type="submit" value="新增"><br/>
    </form>
  </body>
</html>

3.2.3修改页面update.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
	String path = request.getContextPath();
	String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort()
			+ path + "/";
%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">

<title>My JSP 'add.jsp' starting page</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>
	<form action="userInfo/update.action" method="post">
		<input type="hidden" name="userId" value="${user.userId }"><br>
		用户名:<input name="userName" value="${user.userName }"><br>
		年&nbsp;&nbsp;&nbsp;龄：<input name="userAge" value="${user.userAge }"><br>
		地&nbsp;&nbsp;&nbsp;址：<input name="userAddress" value="${user.userAddress }"><br>
		账&nbsp;&nbsp;&nbsp;户：<input name="userAccount" value="${user.userAccount }"><br>
		密&nbsp;&nbsp;&nbsp;码：<input name="userPassword" value="${user.userPassword }"><br>
		<input type="submit" value="修改"/>


	</form>
</body>
</html>

如果调试有什么问题，可以直接和我留言，我会第一时间回复你们

maven整合ssm的crud项目

使用了druid（德鲁伊连接池）和同用mapper，spring，springmvc,mybatis框架，前台是jquery

1.配置文件

1.1pom.xml配置文件

1.2applicationContext.xml配置文件

1.3springmvc.xml配置文件

1.4jdbc.properties配置文件

1.5.mapper.xml的SQL文件

1.6web.xml配置文件

2.后台控制部分

2.1实体bean

2.2mapper接口

2.3service接口

2.3.1service接口的实现类

2.4controller控制层

3.前台展现部分

3.1展示欢迎的页面index.jsp

3.2受保护的view文件下的jsp页面

3.2.1展示页面list.jsp

3.2.2新增页面add.jsp

3.2.3修改页面update.jsp

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