ssm框架搭建（详细）

ssm框架搭建

开发环境：eclipse + jdk18 + tomcat8.5 + maven3.6 + mysql5.10

开发环境配置教程（<—点击）

项目结构：

 

 数据库：

--用户表
CREATE TABLE `user` (
  `userid` int(11) NOT NULL AUTO_INCREMENT COMMENT '用户编号',
  `username` varchar(50) NOT NULL COMMENT '用户名',
  `password` varchar(50) NOT NULL COMMENT '密码',
  PRIMARY KEY (`userid`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8


--角色表

CREATE TABLE `role` (
`roleid` int(11) NOT NULL AUTO_INCREMENT COMMENT '角色编号',
`rolename` varchar(50) NOT NULL COMMENT '角色名',
`userid` int(11) DEFAULT NULL COMMENT '用户外键',
PRIMARY KEY (`roleid`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8

--中间表

CREATE TABLE `permission` (
`permissionid` int(11) NOT NULL AUTO_INCREMENT COMMENT '权限编号',
`userid` int(11) DEFAULT NULL COMMENT '用户外键',
`roleid` int(11) DEFAULT NULL COMMENT '角色外键',
PRIMARY KEY (`permissionid`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8

User实体类：

/****************************************************************
**类  名：User
**描  述：
**创建者：ycs
**创建时间：2020-01-0113:42:06
****************************************************************/

package cn.ssm.entity;

/**
*(user)
*
*@author ycs
*/
public class User implements java.io.Serializable {
    /** 版本号 */
    private static final long serialVersionUID = 8510755126090371199L;

    /** 用户编号 */
    private Integer userid;

    /** 用户名 */
    private String username;

    /** 密码 */
    private String password;

    /**
     * 获取用户编号
     * 
     * @return 用户编号
     */
    public Integer getUserid() {
        return this.userid;
    }

    /**
     * 设置用户编号
     * 
     * @param userid
     *          用户编号
     */
    public void setUserid(Integer userid) {
        this.userid = userid;
    }

    /**
     * 获取用户名
     * 
     * @return 用户名
     */
    public String getUsername() {
        return this.username;
    }

    /**
     * 设置用户名
     * 
     * @param username
     *          用户名
     */
    public void setUsername(String username) {
        this.username = username;
    }

    /**
     * 获取密码
     * 
     * @return 密码
     */
    public String getPassword() {
        return this.password;
    }

    /**
     * 设置密码
     * 
     * @param password
     *          密码
     */
    public void setPassword(String password) {
        this.password = password;
    }
}

userMapper.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">

<!-- user -->
<mapper namespace="cn.ssm.dao.UserMapper">
    <!-- 结果映射 -->
    <resultMap id="userMap" type="cn.ssm.entity.User">
        <id column="userid" property="userid" jdbcType="INTEGER" />
        <result column="username" property="username" jdbcType="VARCHAR" />
        <result column="password" property="password" jdbcType="VARCHAR" />
    </resultMap>
    
    <!-- 表所有字段 -->
    <sql id="allColumns">
        userid, username, password
    </sql>
    
    <!-- 查询所有数据 -->
    <select id="findUserAll" resultMap="userMap">
        SELECT
        <include refid="allColumns" />
        FROM user
    </select>
    
</mapper>

　

dao层

package cn.ssm.dao;

import java.util.List;

import org.springframework.stereotype.Repository;

import cn.ssm.entity.User;

@Repository("userMapper")
public interface UserMapper {

    List<User> findUserAll();
}

service层

package cn.ssm.service;

import java.util.List;

import cn.ssm.entity.User;

public interface UserService {
    
    List<User> findUserAll();
}

serviceimpl层

package cn.ssm.service.impl;

import java.util.List;

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

import cn.ssm.dao.UserMapper;
import cn.ssm.entity.User;
import cn.ssm.service.UserService;

@Service("userService")
public class UserServiceImpl implements UserService{
    
    @Autowired
    private UserMapper userMapper;

    @Override
    public List<User> findUserAll() {
        // TODO Auto-generated method stub
        return userMapper.findUserAll();
    }

}

controller层

package cn.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.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import cn.ssm.entity.User;
import cn.ssm.service.UserService;

@Controller
public class UserController extends ModelAndView{

    @Autowired
    private UserService userService;
    
    @RequestMapping("/findUser")
    public String findUserAll(Model model) {
        List<User> users=userService.findUserAll();
        model.addAttribute("users",users);
        System.out.println(users);
        return "index";
    }
}

spring-mvc.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:p="http://www.springframework.org/schema/p"  
    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-3.1.xsd    
                        http://www.springframework.org/schema/context    
                        http://www.springframework.org/schema/context/spring-context-3.1.xsd    
                        http://www.springframework.org/schema/mvc    
                        http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">  
  

    <!-- 配置springMVC -->
    <!-- 1.开启springMVC注解模式 -->
    <!--DispatcherServlet启用基于annotation的HandlerMapping -->
    <!-- a.自动注册DefaultAnnotationHandlerMapping,AnnotationMethodHandlerAdapter
         b.默认提供一系列的功能:数据绑定，数字和日期的format@NumberFormat,@DateTimeFormat
         c:xml,json的默认读写支持 
     -->
    <mvc:annotation-driven />
   
    <!--2.静态资源默认servlet配置-->
    <!--1).加入对静态资源处理：js,gif,png
        2).允许使用 "/" 做整体映射
    -->
    <mvc:default-servlet-handler/>
    
    <!-- 3.配置jsp的显示  ViewResolver -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/>
        <property name="prefix" value="/"/>
        <property name="suffix" value=".jsp"/>
   </bean>
 
    <!-- 自动扫描该包，使SpringMVC认为包下用了@controller注解的类是控制器 -->  
    <context:component-scan base-package="cn.ssm.controller"/>
     
</beans>

spring-mybatis.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:p="http://www.springframework.org/schema/p"
    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-3.1.xsd  
                        http://www.springframework.org/schema/context  
                        http://www.springframework.org/schema/context/spring-context-3.1.xsd  
                        http://www.springframework.org/schema/mvc  
                        http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
    <!-- 自动扫描 -->
    <context:component-scan base-package="cn.ssm.service" />
    
    <!-- 引入配置文件 -->
    <bean id="propertyConfigurer"
        class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
        <property name="location" value="classpath:jdbc.properties" />
    </bean>

    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
        destroy-method="close">
        <property name="driverClassName" value="${driver}" />
        <property name="url" value="${url}" />
        <property name="username" value="${username}" />
        <property name="password" value="${password}" />
        <!-- 初始化连接大小 -->
        <property name="initialSize" value="${initialSize}"></property>
        <!-- 连接池最大数量 -->
        <property name="maxActive" value="${maxActive}"></property>
        <!-- 连接池最大空闲 -->
        <property name="maxIdle" value="${maxIdle}"></property>
        <!-- 连接池最小空闲 -->
        <property name="minIdle" value="${minIdle}"></property>
        <!-- 获取连接最大等待时间 -->
        <property name="maxWait" value="${maxWait}"></property>
    </bean>

    <!-- spring和MyBatis完美整合，不需要mybatis的配置映射文件 -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
        <!-- 自动扫描mapping.xml文件 -->
        <property name="mapperLocations" value="classpath:mapper/*.xml"></property>
    </bean>

    <!-- DAO接口所在包名，Spring会自动查找其下的类 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="cn.ssm.dao" />
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>
    </bean>

    <!-- (事务管理)transaction manager, use JtaTransactionManager for global tx -->
    <bean id="transactionManager"
        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource" />
    </bean>

</beans>

 

web.xml

<web-app 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"
                        version="3.0">
    <display-name>Archetype Created Web Application</display-name>
        <!-- Spring和mybatis的配置文件 -->  
    <context-param>  
        <param-name>contextConfigLocation</param-name>  
        <param-value>classpath:spring/spring-mybatis.xml</param-value>  
    </context-param>  
    <!-- 编码过滤器 -->  
    <filter>  
        <filter-name>encodingFilter</filter-name>  
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>  
        <async-supported>true</async-supported>  
        <init-param>  
            <param-name>encoding</param-name>  
            <param-value>UTF-8</param-value>  
        </init-param>  
    </filter>  
    <filter-mapping>  
        <filter-name>encodingFilter</filter-name>  
        <url-pattern>/*</url-pattern>  
    </filter-mapping>  
  
    <!-- Spring监听器 -->  
    <listener>  
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>  
    </listener>  
    <!-- 防止Spring内存溢出监听器 -->  
    <listener>  
        <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>  
    </listener>  
  
    <!-- Spring MVC servlet -->  
    <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/spring-mvc.xml</param-value>  
        </init-param>  
        <load-on-startup>1</load-on-startup>  
        <async-supported>true</async-supported>  
    </servlet>  
    <servlet-mapping>  
        <servlet-name>SpringMVC</servlet-name>  
        <!-- 此处可以可以配置成*.do，对应struts的后缀习惯 -->  
        <url-pattern>/</url-pattern>  
    </servlet-mapping>  
    <welcome-file-list>  
        <welcome-file>/index.jsp</welcome-file>  
    </welcome-file-list>  
</web-app>

jdbc.properties

#jdbc驱动类
driver=com.mysql.jdbc.Driver

#服务器url
url=jdbc:mysql://localhost:3306/ycs?useUnicode=true&characterEncoding=utf-8
#服务器用户名
username=
#服务器密码
password=

<!-- 初始化连接大小 -->
initialSize=0  
<!-- 连接池最大数量 --> 
maxActive=20  
<!-- 连接池最大空闲 -->
maxIdle=20  
<!-- 连接池最小空闲 -->
minIdle=1  
<!-- 获取连接最大等待时间 -->
maxWait=60000

log4j.properties

#配置根Logger
log4j.rootLogger=DEBUG,INFO,Console,File
#配置日志信息输出目的地Appender
log4j.appender.Console=org.apache.log4j.ConsoleAppender
log4j.appender.Console.Target=System.out
#配置日志信息的格式（布局）
log4j.appender.Console.layout = org.apache.log4j.PatternLayout
log4j.appender.Console.layout.ConversionPattern=[%c] - %m%n
###u663Eu793ASQLu8BEDu53E5u90E8u5206
log4j.logger.com.ibatis=DEBUG
log4j.logger.com.ibatis.common.jdbc.SimpleDataSource=DEBUG
log4j.logger.com.ibatis.common.jdbc.ScriptRunner=DEBUG
log4j.logger.com.ibatis.sqlmap.engine.impl.SqlMapClientDelegate=DEBUG
log4j.logger.java.sql.Connection=DEBUG
log4j.logger.java.sql.Statement=DEBUG
log4j.logger.java.sql.PreparedStatement=DEBUG

#u6587u4EF6u5927u5C0Fu5230u8FBEu6307u5B9Au5C3Au5BF8u7684u65F6u5019u4EA7u751Fu4E00u4E2Au65B0u7684u6587u4EF6
log4j.appender.File = org.apache.log4j.RollingFileAppender
#u6307u5B9Au8F93u51FAu76EEu5F55
log4j.appender.File.File = logs/ssm.log
#u5B9Au4E49u6587u4EF6u6700u5927u5927u5C0F
log4j.appender.File.MaxFileSize = 10MB
# u8F93u51FAu6240u4EE5u65E5u5FD7uFF0Cu5982u679Cu6362u6210DEBUGu8868u793Au8F93u51FADEBUGu4EE5u4E0Au7EA7u522Bu65E5u5FD7
log4j.appender.File.Threshold = ALL
log4j.appender.File.layout = org.apache.log4j.PatternLayout
log4j.appender.File.layout.ConversionPattern =[%p] [%d{yyyy-MM-dd HH:mm:ss}][%c]%m%n

index.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>用户信息显示</title>
<script type="text/javascript" src="jquery-1.7.2.min.js"></script>


</head>

<body>

    <div class="div1" align="center">
        <table border="1" style="height: 100px;  500px;">
            <tr class="tr1" height="20px">
                <th colspan="4" >用户信息显示</th>
            </tr>
            <tr>
                <th>用户编号</th>
                <th>用户名</th>
                <th>密码</th>
                <th>操作</th>
            </tr>

            <c:forEach var="each" items="${users }">
                <tr class="tr1">
                    <td id="td1" align="center">${each.userid }</td>
                    <td id="td1" align="center">${each.username }</td>
                    <td id="td1" align="center">${each.password }</td>
                    <td id="td1" align="center"><a href="">修改</a><a href="">删除</a></td>
                </tr>
            </c:forEach>
        </table>
    </div>

</body>
</html>

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/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>cn.ssm</groupId>
    <artifactId>SSM</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <packaging>war</packaging>
    <name>SSM</name>
    <description>我的ssm练习</description>

    <url>http://maven.apache.org</url>
    <properties>
        <!-- spring版本号 -->
        <spring.version>4.0.9.RELEASE</spring.version>
        <!-- mybatis版本号 -->
        <mybatis.version>3.2.8</mybatis.version>
        <!-- log4j日志文件管理包版本 -->
        <slf4j.version>1.7.7</slf4j.version>
        <log4j.version>1.2.17</log4j.version>
    </properties>

    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.11</version>
            <!-- 表示开发的时候引入，发布的时候不会加载此包 -->
            <scope>test</scope>
        </dependency>

        <!-- 加密解密包 -->
        <dependency>
            <groupId>commons-codec</groupId>
            <artifactId>commons-codec</artifactId>
            <version>1.9</version>
        </dependency>
        <!-- spring核心包 -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-oxm</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-tx</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-webmvc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aop</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context-support</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <!-- mybatis核心包 -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>${mybatis.version}</version>
        </dependency>
        <!-- mybatis/spring包 -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>1.2.2</version>
        </dependency>
        <!-- 导入java ee jar 包 -->
        <dependency>
            <groupId>javax</groupId>
            <artifactId>javaee-api</artifactId>
            <version>7.0</version>
        </dependency>
        <!-- 导入Mysql数据库链接jar包 -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.30</version>
        </dependency>

        <!-- 导入dbcp的jar包，用来在applicationContext.xml中配置数据库 -->
        <dependency>
            <groupId>commons-dbcp</groupId>
            <artifactId>commons-dbcp</artifactId>
            <version>1.2.2</version>
        </dependency>
        <!-- JSTL标签类 -->
        <dependency>
            <groupId>jstl</groupId>
            <artifactId>jstl</artifactId>
            <version>1.2</version>
        </dependency>
        <!-- 日志文件管理包 -->
        <!-- log start -->
        <dependency>
            <groupId>log4j</groupId>
            <artifactId>log4j</artifactId>
            <version>${log4j.version}</version>
        </dependency>


        <!-- 格式化对象，方便输出日志 -->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.1.41</version>
        </dependency>


        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>${slf4j.version}</version>
        </dependency>

        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
            <version>${slf4j.version}</version>
        </dependency>
        <!-- log end -->
        <!-- 映入JSON -->
        <dependency>
            <groupId>org.codehaus.jackson</groupId>
            <artifactId>jackson-mapper-asl</artifactId>
            <version>1.9.13</version>
        </dependency>
        <!-- 上传组件包 -->
        <dependency>
            <groupId>commons-fileupload</groupId>
            <artifactId>commons-fileupload</artifactId>
            <version>1.3.1</version>
        </dependency>
        <dependency>
            <groupId>commons-io</groupId>
            <artifactId>commons-io</artifactId>
            <version>2.4</version>
        </dependency>
        <dependency>
            <groupId>commons-codec</groupId>
            <artifactId>commons-codec</artifactId>
            <version>1.9</version>
        </dependency>
    </dependencies>

    <build>
        <finalName>SSM</finalName>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                    <encoding>UTF-8</encoding>
                </configuration>
            </plugin>
        </plugins>
    </build>

</project>