• 【SSM整合小案例（详细+源码）】

    SSM简易项目整合案例

    这是一个相对比较详细的***SSM***整合案例，希望能给您提供帮助。

    SSM简易项目整合案例

    项目整体结构和运行展示

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    一、项目创建流程

    • IDEA 创建SSM项目

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    • 创建的项目可能如下所示，缺少Java和resource目录,可以根据下列操作进行结构补全。

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    • 配置Tomact：由于SSM自带的没有Tomact所以需要自己进行配置。

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    • 运行项目：对创建的项目进行运行，检测是否存在问题。

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    • 完善项目结构

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    • pom.xml：引入SSM项目，所需要的依赖
    <?xml version="1.0" encoding="UTF-8"?>

<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>org.example</groupId>
  <artifactId>ssm</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>war</packaging>

  <name>ssm Maven Webapp</name>
  <!-- FIXME change it to the project's website -->
  <url>http://www.example.com

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <maven.compiler.source>1.7</maven.compiler.source>
    <maven.compiler.target>1.7</maven.compiler.target>
  </properties>

  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <scope>test</scope>
    </dependency>
    <!--    日志-->
    <dependency>
      <groupId>log4j</groupId>
      <artifactId>log4j</artifactId>
      <version>1.2.17</version>
    </dependency>
    <!-- 数据库连接池 -->
    <dependency>
      <groupId>com.alibaba</groupId>
      <artifactId>druid</artifactId>
      <version>1.1.23</version>
    </dependency>
    <!--    配置spring-->

    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-context</artifactId>
      <version>5.2.9.RELEASE</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-jdbc</artifactId>
      <version>5.2.8.RELEASE</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-webmvc</artifactId>
      <version>5.2.9.RELEASE</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-aop</artifactId>
      <version>5.2.9.RELEASE</version>
    </dependency>
    <dependency>
      <groupId>org.aspectj</groupId>
      <artifactId>aspectjrt</artifactId>
      <version>1.9.6</version>
    </dependency>
    <!--    mybatis-->
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis-spring</artifactId>
      <version>2.0.5</version>
    </dependency>
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis</artifactId>
      <version>3.5.5</version>
    </dependency>
    <!--数据库驱动-->
    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>5.1.46</version>
    </dependency>
    <dependency>
      <groupId>javax.servlet.jsp</groupId>
      <artifactId>jsp-api</artifactId>
      <version>2.2</version>
    </dependency>
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>javax.servlet-api</artifactId>
      <version>3.1.0</version>
    </dependency>
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>jstl</artifactId>
      <version>1.2</version>
    </dependency>
    <!--分页插件-->
    <dependency>
      <groupId>com.github.pagehelper</groupId>
      <artifactId>pagehelper</artifactId>
      <version>5.2.0</version>
    </dependency>
    <!-- fast json -->
    <dependency>
      <groupId>com.alibaba</groupId>
      <artifactId>fastjson</artifactId>
      <version>1.2.73</version>
    </dependency>
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-core</artifactId>
      <version>2.11.3</version>
    </dependency>
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-databind</artifactId>
      <version>2.11.3</version>
    </dependency>

    <dependency>
      <groupId>org.codehaus.jackson</groupId>
      <artifactId>jackson-mapper-asl</artifactId>
      <version>1.9.13</version>
    </dependency>
    <dependency>
      <groupId>com.fasterxml.jackson.core</groupId>
      <artifactId>jackson-annotations</artifactId>
      <version>2.11.3</version>
    </dependency>
  </dependencies>
  <!--  静态资源过滤-->
  <build>
    <resources>
      <resource>
        <directory>src/main/java</directory>
        <includes>
          <include>**/*.properties
          **/*.xml</include>
        </includes>
        <filtering>false</filtering>
      </resource>
      <resource>
        <directory>src/main/resources</directory>
        <includes>
          <include>**/*.properties
          **/*.xml</include>
        </includes>
        <filtering>false</filtering>
      </resource>
    </resources>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-compiler-plugin</artifactId>
        <configuration>
          <source>8</source>
          <target>8</target>
        </configuration>
      </plugin>
    </plugins>
  </build>
</project>

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    • applicationContext.xml 配置

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    <?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"
      xsi:schemaLocation="http://www.springframework.org/schema/beans
               http://www.springframework.org/schema/beans/spring-beans.xsd
               http://www.springframework.org/schema/context
               http://www.springframework.org/schema/context/spring-context.xsd
               http://www.springframework.org/schema/aop
               http://www.springframework.org/schema/aop/spring-aop.xsd
               http://www.springframework.org/schema/tx
               http://www.springframework.org/schema/tx/spring-tx.xsd
               http://www.springframework.org/schema/mvc
               http://www.springframework.org/schema/mvc/spring-mvc.xsd">
   <!--加载properties文件-->
   <context:property-placeholder location="classpath:database.properties"/>
   <!--    配置数据源-->
   <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
       <property name="driverClassName" value="${jdbc.driverClassName}"/>
       <property name="url" value="${jdbc.url}"/>
       <property name="username" value="${jdbc.username}"/>
       <property name="password" value="${jdbc.password}"/>

       <property name="initialSize" value="${jdbc.initialSize}"/>
       <property name="maxActive" value="${jdbc.maxActive}"/>
       <property name="maxWait" value="${jdbc.maxWait}"/>
   </bean>

   <!--配置连接工厂-->
   <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
       <property name="dataSource" ref="dataSource"/>
       <property name="configLocation" value="classpath:mybatis-config.xml"/>
       <property name="mapperLocations" value="classpath:mapper/**/*.xml"/>
   </bean>
   <!-- 自动搜索mapper接口 -->
   <bean  class="org.mybatis.spring.mapper.MapperScannerConfigurer">
       <property name="basePackage" value="com.sun.liu.dao"/>
   </bean>

   <!--spring配置文件开始-->
   <!--配置组件扫描-->
   <context:component-scan base-package="com.sun.liu.service"/>
   <!--配置事务管理器,AOP面向切面编程, 切面=切入点+通知-->
   <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
       <!--事务的控制,也需要数据源的注入-->
       <property name="dataSource" ref="dataSource"/>
   </bean>

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    • database.properties
    jdbc.driverClassName=com.mysql.jdbc.Driver 
jdbc.url=jdbc:mysql://localhost:3306/users?characterEncoding=utf-8
jdbc.username=root

# 初始化连接数量
jdbc.initialSize=5
# 最大连接数
jdbc.maxActive=10
# 最大超时时间
jdbc.maxWait=3000

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    1. log4j.properties
    log4j.rootLogger=INFO,Console,File  
log4j.appender.Console=org.apache.log4j.ConsoleAppender  
log4j.appender.Console.Target=System.out  

log4j.appender.Console.layout = org.apache.log4j.PatternLayout  
log4j.appender.Console.layout.ConversionPattern=[%c] - %m%n  


log4j.appender.File = org.apache.log4j.RollingFileAppender  
log4j.appender.File.File = logs/ssm.log  

log4j.appender.File.MaxFileSize = 10MB  

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

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    • spring-mvc.xml

    <beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xsi:schemaLocation="
        http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context-3.0.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd">

    <!--配置组件扫描-->
    <context:component-scan base-package="com.sun.liu.controller"/>
    <!--配置处理器,映射器-->
    <mvc:annotation-driven>
    </mvc:annotation-driven>
    <!--释放静态资源-->
    <mvc:default-servlet-handler/>
    <!--配置视图解析器-->
    <bean id="internalResourceViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/page/"/>
        <property name="suffix" value=".jsp"/>
    </bean>
</beans>

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    • mybatis-config.xml 这个可以配置，也可以不需要配置。为了演示我单独拿出来进行配置了，实际项目中不需要，已经集成了。
    <!DOCTYPE configuration
       PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
       "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
   <settings>
       <!-- 显示日志信息 -->
       <setting name="logImpl" value="LOG4J"/>
<!--        驼峰-->
               <setting name="mapUnderscoreToCamelCase" value="true" />
   </settings>
   <plugins>
       <plugin interceptor="com.github.pagehelper.PageInterceptor">
           <!--reasonable：分页合理化参数，默认值为false。
               当该参数设置为 true 时，pageNum<=0 时会查询第一页，
               pageNum>pages（超过总数时），会查询最后一页。
               默认false 时，直接根据参数进行查询。-->
           <property name="reasonable" value="true"/>
       </plugin>
   </plugins>
</configuration>

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    程序代码

    controller

    package com.sun.liu.controller;

import com.alibaba.fastjson.JSONObject;
import com.sun.liu.enums.LoingEnums;
import com.sun.liu.pojo.User;
import com.sun.liu.service.LoginService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import java.util.Map;
import java.util.UUID;

/**
 * @version 1.0
 * @date 2022/11/8 11:40
 */
@Controller
public class LoginController {

    @Autowired
    private LoginService loginService;

    @GetMapping("/login")
    public String login(){
        return "login";
    }
    @GetMapping("/index")
    public String index(){
        return "index";
    }

    @RequestMapping("/tologin")
    @ResponseBody
    private JSONObject tologin(User user){
        System.out.println("---------------------"+user.toString());
        JSONObject jsonObject = new JSONObject();
        User login = loginService.login(user);
        System.out.println(login.toString());

        if(null!=login){
            jsonObject.put("code", LoingEnums.LOGIN_SUCCESS.getCode());
            jsonObject.put("msg",LoingEnums.LOGIN_SUCCESS.getMsg());
            return jsonObject;
        }
        jsonObject.put("code", LoingEnums.LOGIN_ERROR.getCode());
        jsonObject.put("msg",LoingEnums.LOGIN_ERROR.getMsg());
        return jsonObject;

    }
}

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    service

    package com.sun.liu.service;

import com.sun.liu.pojo.User;

/**
 * @version 1.0
 * @date 2022/11/8 11:44
 */
public interface LoginService {
    User login(User user);
}

package com.sun.liu.service;

import com.sun.liu.dao.LoginDao;
import com.sun.liu.pojo.User;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

/**
 * @version 1.0
 * @date 2022/11/8 11:44
 */
@Service
public class LoginServicesImps implements LoginService{

    @Autowired
    private LoginDao loginDao;
    @Override
    public User login(User user) {
        return loginDao.login(user);
    }
}

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    dao

    package com.sun.liu.dao;

import com.sun.liu.pojo.User;

/**
 * @author liu qiang
 * @version 1.0
 * @date 2022/11/8 11:41
 */
public interface LoginDao {
    //登录
    User login(User user);
}

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    pojo

    package com.sun.liu.pojo;

/**
 * @version 1.0
 * @date 2022/11/8 11:41
 */
public class User {
    private Integer id;
    private String username;
    private String password;

    public User() {
    }

    public User(Integer id, String username, String password) {
        this.id = id;
        this.username = username;
        this.password = password;
    }

    public Integer getId() {
        return id;
    }

    public void setId(Integer 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;
    }

    @Override
    public String toString() {
        return "User{" +
                "id=" + id +
                ", username='" + username + '\'' +
                ", password='" + password + '\'' +
                '}';
    }
}

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    mapper

    <?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.sun.liu.dao.LoginDao">
    <resultMap id="Manages" type="com.sun.liu.pojo.User">
        <id column="id" property="id"/>
        <result column="username" property="username"/>
        <result column="password" property="password"/>
    </resultMap>

    <select id="login"  resultType="com.sun.liu.pojo.User">
       select * from user where username=#{username} and password=#{password};
    </select>
</mapper>

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    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_4_0.xsd"
         version="4.0">

  <!--配置spring核心文件监听器-->
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  <!--重新制定配置文件的路径-->
  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext.xml</param-value>
  </context-param>

  <!--springMvc的核心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-mvc.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>encodingFilter</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>encodingFilter</filter-name>
    <url-pattern>/*
  



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    jsp

    <%--
  Created by IntelliJ IDEA.
  User: SR-SF
  Date: 2022/11/8
  Time: 12:04
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
<head>
    <title>SSM简易项目搭建</title>
    <link rel="stylesheet" href="${pageContext.request.contextPath}/static/lib/layui-v2.5.5/css/layui.css" media="all">
</head>
<style>


    html, body {width: 100%;height: 100%;overflow: hidden}
    body {background: url("${basePath}static/images/bg.jpg" )
    }
    body:after {content:'';background-repeat:no-repeat;background-size:cover;-webkit-filter:blur(3px);-moz-filter:blur(3px);-o-filter:blur(3px);-ms-filter:blur(3px);filter:blur(3px);position:absolute;top:0;left:0;right:0;bottom:0;z-index:-1;}
    .layui-container {width: 100%;height: 100%;overflow: hidden}
    .admin-login-background {width:450px;height:360px;position:absolute;left:50%;top:30%;margin-left:-180px;margin-top:-100px;}
    .logo-title {text-align:center;letter-spacing:2px;padding:14px 0;}
    .logo-title h1 {color:#1E9FFF;font-size:25px;font-weight:bold;}
    .login-form {background-color:#fff;border:1px solid #fff;border-radius:3px;padding:14px 20px;box-shadow:0 0 8px #eeeeee;}
    .login-form .layui-form-item {position:relative;}
    .login-form .layui-form-item label {position:absolute;left:1px;top:1px;width:38px;line-height:36px;text-align:center;color:#d2d2d2;}
    .login-form .layui-form-item input {padding-left:36px;}
    .captcha-img img {height:34px;border:1px solid #e6e6e6;height:36px;width:100%;}
</style>
</head>
<body>
<div class="layui-container">
    <div class="admin-login-background">
        <div class="layui-form login-form">
            <form class="layui-form">
                <div class="layui-form-item logo-title">
                    <h1>SSM简易项目搭建</h1>
                </div>
                <div class="layui-form-item">
                    <label class="layui-icon layui-icon-username"></label>
                    <input type="text" name="username" lay-verify="required" placeholder="用户名" autocomplete="off" class="layui-input" value="admin">
                </div>
                <div class="layui-form-item">
                    <label class="layui-icon layui-icon-password"></label>
                    <input type="password" name="password" lay-verify="required" placeholder="密码" autocomplete="off" class="layui-input" value="admin">
                </div>
                <div class="layui-form-item">
                    <button class="layui-btn layui-btn layui-btn-normal layui-btn-fluid" lay-submit="" lay-filter="login">登录</button>
                </div>
            </form>
        </div>
    </div>
</div>
<script src="${pageContext.request.contextPath}/static/lib/jquery-3.4.1/jquery-3.4.1.min.js" charset="utf-8"></script>
<script src="${pageContext.request.contextPath}/static/lib/layui-v2.5.5/layui.js" charset="utf-8"></script>
<script src="${pageContext.request.contextPath}/static/lib/jq-module/jquery.particleground.min.js" charset="utf-8"></script>

<script>
    layui.use(['form','jquery'], function () {
        var form = layui.form,
            $ = layui.jquery,
            layer = layui.layer;
        // 登录过期的时候，跳出ifram框架
        if (top.location != self.location) top.location = self.location;

        // 进行登录操作
        form.on('submit(login)', function (data) {
            $.ajax({
                url:"tologin",
                type:"POST",
                dataType:'json',
                data:data.field,
                success:function(data){
                    if(data.code == "1000"){
                        location.href = "index";
                    }else{
                        layer.msg(data.msg,{time:2000});
                    }
                }
            });
            return false;
        });
    });
</script>
</body>
</html>

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    程序代码链接

    本来打算放阿里云的，但是压缩文化无法分享，现在放百度网盘的链接了，不是会员的可能下载有点慢。
    链接：https://pan.baidu.com/s/1S-GgvOP2qXMmV1JVrRp1CA
    提取码：8412

    总结

    以上就是SSM项目整合的简易案例，我写的比较详细，刚开始整合的小伙伴可以跟着看一下，不合适的地方也可以指出来，谢谢大家。

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  • 原文地址：https://blog.csdn.net/qq_41918580/article/details/127747291