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
- SSM简易项目整合案例
- 项目整体结构和运行展示
- 一、项目创建流程
- 程序代码
- controller
- service
- dao
- pojo
- mapper
- web.xml
- jsp
- 程序代码链接
- 总结
项目整体结构和运行展示
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。
- 配置Tomact:由于SSM自带的没有Tomact所以需要自己进行配置。
- 运行项目:对创建的项目进行运行,检测是否存在问题。
- 完善项目结构
- 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</url><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</include><include>**/*.xml</include></includes><filtering>false</filtering></resource><resource><directory>src/main/resources</directory><includes><include>**/*.properties</include><include>**/*.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>
- applicationContext.xml 配置
<?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/beanshttp://www.springframework.org/schema/beans/spring-beans.xsdhttp://www.springframework.org/schema/contexthttp://www.springframework.org/schema/context/spring-context.xsdhttp://www.springframework.org/schema/aophttp://www.springframework.org/schema/aop/spring-aop.xsdhttp://www.springframework.org/schema/txhttp://www.springframework.org/schema/tx/spring-tx.xsdhttp://www.springframework.org/schema/mvchttp://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>
- 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
- 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/beanshttp://www.springframework.org/schema/beans/spring-beans-3.0.xsdhttp://www.springframework.org/schema/contexthttp://www.springframework.org/schema/context/spring-context-3.0.xsdhttp://www.springframework.org/schema/mvchttp://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>
- 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 configurationPUBLIC "-//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>
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 {@Autowiredprivate LoginService loginService;@GetMapping("/login")public String login(){return "login";}@GetMapping("/index")public String index(){return "index";}@RequestMapping("/tologin")@ResponseBodyprivate 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;}
}
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{@Autowiredprivate LoginDao loginDao;@Overridepublic User login(User user) {return loginDao.login(user);}
}
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);
}
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;}@Overridepublic String toString() {return "User{" +"id=" + id +", username='" + username + '\'' +", password='" + password + '\'' +'}';}
}
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>
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>/*</url-pattern></filter-mapping></web-app>
jsp
<%--Created by IntelliJ IDEA.User: SR-SFDate: 2022/11/8Time: 12:04To 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>
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。