ssm整合

一、以用户注册和列出用户功能说明ssm如何整合

二、新建一个maven工程，大致模样如下

三、pom.xml

<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/maven-v4_0_0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.ssm</groupId>
    <artifactId>ssm-Integration</artifactId>
    <packaging>war</packaging>
    <version>0.0.1-SNAPSHOT</version>
    <name>ssm-Integration Maven Webapp</name>
    <url>http://maven.apache.org</url>
    <!-- 集中定义依赖版本号 -->
    <properties>
        <junit.version>4.9</junit.version>
        <spring.version>4.2.6.RELEASE</spring.version>
        <mybatis.version>3.4.0</mybatis.version>
        <mybatis.spring.version>1.3.0</mybatis.spring.version>
        <mysql.version>6.0.2</mysql.version>
        <slf4j.version>1.7.20</slf4j.version>
        <druid.version>1.0.23</druid.version>
        <jstl.version>1.2</jstl.version>
        <servlet-api.version>3.1.0</servlet-api.version>
        <standard.version>1.1.2</standard.version>
    </properties>


    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>${junit.version}</version>
            <scope>test</scope>
        </dependency>
        <!-- 日志处理 -->
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
            <version>${slf4j.version}</version>
        </dependency>
        <!-- Mybatis -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>${mybatis.version}</version>
        </dependency>
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>${mybatis.spring.version}</version>
        </dependency>
        <!-- MySql -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>${mysql.version}</version>
        </dependency>
        <!-- 连接池 -->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>${druid.version}</version>
        </dependency>
        <!-- Spring -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-beans</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aspects</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <scope>test</scope>
            <version>${spring.version}</version>
        </dependency>
        <!-- JSP相关 -->
        <dependency>
            <groupId>jstl</groupId>
            <artifactId>jstl</artifactId>
            <version>${jstl.version}</version>
        </dependency>
        
        <dependency>
            <groupId>taglibs</groupId>
            <artifactId>standard</artifactId>
            <version>${standard.version}</version>
        </dependency>
        
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <version>${servlet-api.version}</version>
            <scope>provided</scope>
        </dependency>
    </dependencies>

    <build>
        <finalName>${project.artifactId}</finalName>
        <plugins>        
            <!-- java编译插件 -->
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.5.1</version>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                    <encoding>UTF-8</encoding>
                </configuration>
            </plugin>
            <!-- 配置Tomcat插件 -->
            <plugin>
                <!-- 命令为clean tomcat7:run -->
                <groupId>org.apache.tomcat.maven</groupId>
                <artifactId>tomcat7-maven-plugin</artifactId>
                <configuration>
                    <port>8888</port>
                    <path>/</path>
                </configuration> 
                <version>2.2</version>
            </plugin>
        </plugins>
    </build>
</project>

四、web.xml

<?xml version="1.0" encoding="utf-8"?>

<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
                      http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
    version="3.1" metadata-complete="true">

    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:spring/springContext-*.xml</param-value>
    </context-param>

    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <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:spring/springMVC-servlet.xml</param-value>
        </init-param>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
        <servlet-name>springMVC</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>
    <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>
        <init-param>
            <param-name>forceEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>characterEncodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

</web-app>

五、配置文件

1、src/main/resources/mybatis/mybatis-config.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">

<configuration>
    <!-- 设置全局配置 -->
    <settings>
        <!-- 使用主键自增策略 -->
        <setting name="useGeneratedKeys" value="true" />
        <!-- select name as title from user 用于识别别名, -->
        <setting name="useColumnLabel" value="true" />
        <!-- 开启驼峰命名转换，如：table中(create_time)->entity(createTime)这样在sql语句中就不需要使用as来显式的去定义别名 -->
        <setting name="mapUnderscoreToCamelCase" value="true" />
    </settings>

</configuration>

2、src/main/resources/mybatis/mapper/User.xml

<?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.ssm.mapper.UserDao">
      <insert id="save" parameterType="User">
          insert into t_user values(null, #{username}, #{age}, #{date}) 
      </insert>
      
      <update id="update">
      
          update t_user set username=#{username}, age=#{age}, birthday=#{date} 
      </update>
      
      <delete id="delete">
          delete from t_user where id=#{id}
      </delete>
      
      <select id="getUsers" resultType="User">
          select id, username, age, birthday as date from t_user
          
      </select>
  
  </mapper>

3、src/main/resources/resources/jdbc.properties

jdbc.driverClassName=com.mysql.cj.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/test?createDatabaseIfNotExist=true&useUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=UTC
jdbc.username=root
jdbc.password=root

4、src/main/resources/spring/springContext-dao.xml

<?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:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:p="http://www.springframework.org/schema/p"
    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/context
        http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd">

    <context:property-placeholder location="classpath:resources/*.properties" />


    <!-- 数据源配置, 使用 Druid 数据库连接池 -->
    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"
        init-method="init" destroy-method="close">
        
        <property name="driverClassName" value="${jdbc.driverClassName}" />

        <!-- 基本属性 url、user、password -->
        <property name="url" value="${jdbc.url}" />
        <property name="username" value="${jdbc.username}" />
        <property name="password" value="${jdbc.password}" />

        <!--  配置初始化大小、最小、最大 -->
        <property name="initialSize" value="1" />
        <property name="minIdle" value="1" />
        <property name="maxActive" value="5" />

        <!-- 配置获取连接等待超时的时间 -->
        <property name="maxWait" value="10000" />

    </bean>

    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"></property>
        <property name="configLocation" value="classpath:mybatis/mybatis-config.xml"></property>
        <!-- 定义别名,如果使用了mybatis的逆向工程，无需这个,因为配置文件是自动生成的，不用你写。 -->
        <property name="typeAliasesPackage" value="com.ssm.pojo"></property>

        <property name="mapperLocations" value="classpath:mybatis/mapper/*.xml"></property> 
        <!-- 配置映射文件的位置，如果配置文件与mapper接口在同一个位置，可以不写 -->
         <!-- <property name="mapperLocations">
            <array>
                <value>classpath:mybatis/mapper/User.xml</value>
            </array>
        </property> -->
        
    </bean>

    <!-- 将mybatis实现的接口注入到spring容器中 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>
        <property name="basePackage" value="com.ssm.mapper"></property>
    </bean>
 

</beans>

5、src/main/resources/spring/springContext-service.xml

<?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:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:p="http://www.springframework.org/schema/p"
    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/context
        http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd">
     <!-- 扫描这个包下以及子包的内容 -->
    <context:component-scan base-package="com.ssm.service"></context:component-scan>
 
</beans>

6、src/main/resources/spring/springContext-trascation.xml

<?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:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:p="http://www.springframework.org/schema/p"
    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/context
        http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd">

    <aop:config>
        <aop:advisor advice-ref="txAdvice"
            pointcut="execution(* com.ssm.service..*.*(..))" />
    </aop:config>

    <tx:advice id="txAdvice" transaction-manager="txManager">
        <tx:attributes>
            <!-- 传播行为REQUIRED时，有实物就是用但钱事务，没有就自动创建一个新的事务 -->
            <tx:method name="save*" propagation="REQUIRED" />
            <tx:method name="delete*" propagation="REQUIRED" />
            <tx:method name="update*" propagation="REQUIRED" />
            <!-- SUPPORTS有事务就支持事务，没有就没有 -->
            <tx:method name="*" propagation="SUPPORTS" read-only="true" />
        </tx:attributes>
    </tx:advice>

    <bean id="txManager"
        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource" />
    </bean>

</beans>

7、src/main/resources/spring/springMVC-servlet.xml

<?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:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:p="http://www.springframework.org/schema/p"
    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/context
        http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd">
    <context:component-scan base-package="com.ssm.controller"></context:component-scan>

    <bean id="formattingConversionService"
        class="org.springframework.format.support.FormattingConversionServiceFactoryBean">
        <property name="formatters">
            <set>
                <bean class="com.ssm.convert.DateFormatter">
                    <constructor-arg name="datePattern" value="yyyy-MM-dd"></constructor-arg>
                </bean>
            </set>
        </property>
    </bean>

    <!-- 开启mvc注解，可使用@DateTimeFormat,@NumberFormat -->
    <mvc:annotation-driven conversion-service="formattingConversionService"></mvc:annotation-driven>

    <mvc:resources location="/WEB-INF/css/" mapping="/css/**"></mvc:resources>

    <bean id="internalResourceViewResolver"
        class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="viewClass"
            value="org.springframework.web.servlet.view.JstlView"></property>
        <property name="prefix" value="/WEB-INF/jsp/"></property>
        <property name="suffix" value=".jsp"></property>
    </bean>

</beans>

8、src/main/resources/log4j.properties

log4j.rootLogger=DEBUG,A1
log4j.logger.org.mybatis = DEBUG
log4j.appender.A1=org.apache.log4j.ConsoleAppender
log4j.appender.A1.layout=org.apache.log4j.PatternLayout
log4j.appender.A1.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss,SSS} [%t] [%c]-[%p] %m%n

六、Java文件

1、com.ssm.pojo.User

package com.ssm.pojo;

import java.util.Date;

public class User {
    
    private int id;
    
    private String username;
    
    private int age;
    
    private String password;
    
    private Date date;
    
    public User(String username, int age, String password, Date date) {
        this.username = username;
        this.age = age;
        this.password = password;
        this.date = date;
        
    }
    
    public User() {
        
        
    }
    
    
    
    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    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 int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public Date getDate() {
        return date;
    }

    public void setDate(Date date) {
        this.date = date;
    }
    
    

}

2、com.ssm.controller.UserController

package com.ssm.controller;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;

import com.ssm.pojo.User;
import com.ssm.service.UserService;

@Controller
@RequestMapping("/user")
public class UserController {

    @Autowired
    private UserService userService;
    
    public UserController() {
        
    }
    
    @RequestMapping("/register")
    public String save(@ModelAttribute("user") User user) {
        int row = userService.save(user);
        if(row > 0) {
            return "success";
            
        }
        return "register";
    }
    
    @RequestMapping("/index")
    public String register() {
        
        return "register";
    }
    
    @RequestMapping("/list")
    public String list_user(Model model) {
        List<User> users = userService.getUsers();
        model.addAttribute("users", users);
        return "userList";
    }
    
}

3、com.ssm.service.UserService

package com.ssm.service;

import java.util.List;

import com.ssm.pojo.User;

public interface UserService {
    
    int save(User user);
    
    int update(User user);
    
    List<User> getUsers();
    
    User validateUser(User user);
    
    int delete(int id);
    
    int register(User user);

}

 4、com.ssm.service.impl.UserService

package com.ssm.service.impl;

import java.util.Collections;
import java.util.List;

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

import com.ssm.mapper.UserDao;
import com.ssm.pojo.User;
import com.ssm.service.UserService;

@Service
public class UserServiceImpl implements UserService {
    
    @Autowired
    private UserDao userDao;

    @Override
    public int save(User user) {
        return userDao.save(user);
    }

    @Override
    public int update(User user) {
        return userDao.update(user);
    }

    @Override
    public User validateUser(User user) {
        return userDao.validateUser(user);
    }

    @Override
    public int delete(int id) {
        return userDao.delete(id);
    }

    @Override
    public int register(User user) {
        return userDao.register(user);
    }

    @Override
    public List<User> getUsers() {
        List<User> users = userDao.getUsers();
        if(null == users) {
            users = Collections.emptyList();
            
        }
        
        return users;
    }

    

}

5、com.ssm.mapper.UserDao

package com.ssm.mapper;

import java.util.List;

import com.ssm.pojo.User;

public interface UserDao {
    
    int save(User user);
    
    int update(User user);
    
    List<User> getUsers();
    
    User validateUser(User user);
    
    int delete(int id);
    
    int register(User user);

}

6、com.ssm.convert.DateFormatter

package com.ssm.convert;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

import org.springframework.format.Formatter;

public class DateFormatter implements Formatter<Date> {
    
    private String datePattern;
    private SimpleDateFormat simpleDateFormat = null;
    
    public DateFormatter(String datePattern) {
        this.datePattern = datePattern;
        
    }

    @Override
    public String print(Date date, Locale locale) {
        simpleDateFormat = new SimpleDateFormat(datePattern);
        String dateStr = simpleDateFormat.format(date);
        return dateStr;
    }

    @Override
    public Date parse(String dateStr, Locale locale) throws ParseException {
        simpleDateFormat = new SimpleDateFormat(datePattern);
        Date date = simpleDateFormat.parse(dateStr);
        return date;
    }


}

七、view文件

1、register.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>
<style type="text/css">
    #register {
        400px;
        height:400px;
        margin:0 auto;
        padding:10px;
        background-color: green;
    }
    
    #register form {
        margin-top:80px
    }
    
    #register div {
        padding:10px;

        text-align:center;
        
    }
</style>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
    <div id="register">
        <form action="/user/register" method="post">
            <div>用户名:<input type="text" name="username" /></div>
            <div>年&nbsp;龄:<input type="text" name="age" /></div>
            <div>密&nbsp;码:<input type="password" name="password" /></div>
            <div>生&nbsp;日:<input type="text" name="date" /></div>
            <div><input type="submit" value="提交" /></div>
        </form>
    </div>
    

</body>
</html>

2、success.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>Insert title here</title>
</head>
<body>
    恭喜${user.username },注册成功！
</body>
</html>

3、userList.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %>
<!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>user list</title>
<!-- 引入的是bootstrap的css样式 -->
<link rel="stylesheet" href="/css/bootstrap.min.css">
<style type="text/css">
    #main{
        400px;
        margin:0 auto;
    }
    

</style>

</head>
<body>
    
    <div id="main">
        <table class="table table-bordered table-hover table-condensed">
            <caption style="text-align:center; font-size:18px;">user list</caption>
            <tr>
                <th>姓名</th>
                <th>年龄</th>
                <th>生日</th>
            </tr>
            
            <c:forEach items="${users }" var="t_user">
                <tr>
                    <td>${t_user.username }</td>
                    <td>${t_user.age }</td>
                    <td><fmt:formatDate value="${t_user.date }" pattern="yyyy-MM-dd" /></td>
                </tr>
            </c:forEach>
            
        
        </table>
    
    </div>

</body>
</html>

八、在项目上右击debug as 输入clean tomcat7：run运行

1、http://localhost:8888/user/index

2、http://localhost:8888/user/list