ssm整合案例

本文主要是介绍ssm整合案例，对大家解决编程问题具有一定的参考价值，需要的程序猿们随着小编来一起学习吧！

1.pom.xml

<?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>edu.tjdz</groupId>
  <artifactId>ch07-ssm</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>war</packaging>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <maven.compiler.source>1.8</maven.compiler.source>
    <maven.compiler.target>1.8</maven.compiler.target>
  </properties>

  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <scope>test</scope>
    </dependency>
      <!--servlet依赖-->
      <dependency>
          <groupId>javax.servlet</groupId>
          <artifactId>javax.servlet-api</artifactId>
          <version>3.1.0</version>
          <scope>provided</scope>
      </dependency>
      <!--jsp依赖-->
      <dependency>
          <groupId>javax.servlet.jsp</groupId>
          <artifactId>jsp-api</artifactId>
          <version>2.2.1-b03</version>
          <scope>provided</scope>
      </dependency>
      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-webmvc</artifactId>
          <version>5.2.5.RELEASE</version>
      </dependency>
      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-tx</artifactId>
          <version>5.2.5.RELEASE</version>
      </dependency>
      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-jdbc</artifactId>
          <version>5.2.5.RELEASE</version>
      </dependency>
      <dependency>
          <groupId>com.fasterxml.jackson.core</groupId>
          <artifactId>jackson-core</artifactId>
          <version>2.9.0</version>
      </dependency>
      <dependency>
          <groupId>com.fasterxml.jackson.core</groupId>
          <artifactId>jackson-databind</artifactId>
          <version>2.9.0</version>
      </dependency>
      <dependency>
          <groupId>org.mybatis</groupId>
          <artifactId>mybatis-spring</artifactId>
          <version>1.3.1</version>
      </dependency>
      <dependency>
          <groupId>org.mybatis</groupId>
          <artifactId>mybatis</artifactId>
          <version>3.5.1</version>
      </dependency>
      <dependency>
          <groupId>mysql</groupId>
          <artifactId>mysql-connector-java</artifactId>
          <version>8.0.25</version>
      </dependency>
      <dependency>
          <groupId>com.alibaba</groupId>
          <artifactId>druid</artifactId>
          <version>1.1.12</version>
      </dependency>
  </dependencies>

  <build>
    <resources>
        <resource>
            <directory>src/main/java</directory><!--所在的目录-->
            <includes><!--包括目录下的.properties，.xml 文件都会扫描到-->
                <include>**/*.properties</include>
                <include>**/*.xml</include>
            </includes>
            <filtering>false</filtering>
        </resource>
    </resources>
    <plugins>
        <plugin>
            <artifactId>maven-compiler-plugin</artifactId>
            <version>3.1</version>
            <configuration>
                <source>1.8</source>
                <target>1.8</target>
            </configuration>
        </plugin>
    </plugins>
  </build>
</project>

2. 前端代码

2.1.index.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%
    String basePath = request.getScheme() + "://" +   //获取协议
            request.getServerName() + ":" + request.getServerPort() +   //服务器名字和端口
            request.getContextPath() + "/";     //返回站点的跟路劲
%>
<html>
<head>
    <title>学生注册页面</title>
    <base href="<%=basePath%>" />
</head>
<body>
    <div align="center">
        <p>SSM整合的例子</p>
        <img src="images/ssm.png" />
        <table>
            <tr>
                <td><a href="addStudent.jsp">注册学生</a></td>
            </tr>
            <tr>
                <td><a href="listStudent.jsp">浏览学生</a></td>
            </tr>
        </table>
    </div>
</body>
</html>

2.2.insert

<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%
    String basePath = request.getScheme() + "://" +
        request.getServerName() + ":" +request.getServerPort() +
        request.getContextPath() + "/";
%>
<html>
<head>
    <title>注册学生</title>
    <base href="<%=basePath%>" />
</head>
<body>
    <div align="center">
        <form action="student/addStudent.do" method="post">
            <table>
                <tr>
                    <td>姓名:</td>
                    <td><input type="text" name="name"></td>
                </tr>
                <tr>
                    <td>年龄:</td>
                    <td><input type="text" name="age"></td>
                </tr>
                <tr>
                    <td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</td>
                    <td><input type="submit" value="注册"/></td>
                </tr>
            </table>
        </form>
    </div>
</body>
</html>

2.3

<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%
    String basePath = request.getScheme() + "://" +
        request.getServerName() + ":" +request.getServerPort() +
        request.getContextPath() + "/";
%>
<html>
<head>
    <title>注册学生</title>
    <base href="<%=basePath%>" />
</head>
<body>
    <div align="center">
        <form action="student/addStudent.do" method="post">
            <table>
                <tr>
                    <td>姓名:</td>
                    <td><input type="text" name="name"></td>
                </tr>
                <tr>
                    <td>年龄:</td>
                    <td><input type="text" name="age"></td>
                </tr>
                <tr>
                    <td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</td>
                    <td><input type="submit" value="注册"/></td>
                </tr>
            </table>
        </form>
    </div>
</body>
</html>

3.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">
    <!--注册中央调度器-->
    <servlet>
        <servlet-name>myweb</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <init-param>
            <param-name>contextConfigLocation</param-name>
            <param-value>classpath:conf/dispatcherServlet.xml</param-value>
        </init-param>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
        <servlet-name>myweb</servlet-name>
        <url-pattern>*.do</url-pattern>
    </servlet-mapping>

    <!--注册监听器-->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:conf/applicationContext.xml</param-value>
    </context-param>
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <!--注册字符集过滤器-->
    <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>forceRequestEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
        <init-param>
            <param-name>forceResponseEncoding</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>

4.applicationCon

<?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:content="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/context
       https://www.springframework.org/schema/context/spring-context.xsd">
    <!--spring配置文件：声明service，dao，工具类对象-->
    <context:property-placeholder location="classpath:conf/jdbc.properties" />

    <!--声明数据源，连接数据库-->
    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"
          init-method="init" destroy-method="close">
        <property name="url" value="${jdbc.url}"/>
        <property name="username" value="${jdbc.username}"/>
        <property name="password" value="${jdbc.password}"/>
    </bean>

    <!--声明SqlSessionFactoryBean创建SqlSession-->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"/>
        <property name="configLocation" value="classpath:conf/mybatis.xml"/>
    </bean>

    <!--声明mybatis的扫描器，创建dao对象-->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
        <property name="basePackage" value="edu.tjdz.dao"/>
    </bean>

    <!--声明service的注解@Service所在的包名位置-->
    <content:component-scan base-package="edu.tjdz.service" />

</beans>

5.dispatch

<?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:content="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/context
       https://www.springframework.org/schema/context/spring-context.xsd
       http://www.springframework.org/schema/mvc
       https://www.springframework.org/schema/mvc/spring-mvc.xsd">

    <!--springmvc配置文件，声明controller和其它web相关的对象-->
    <content:component-scan base-package="edu.tjdz.controller" />

    <!--视图解析器-->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/jsp/"/>
        <property name="suffix" value=".jsp"/>
    </bean>

    <!--注解驱动-->
    <mvc:annotation-driven />
    <!--
        1.响应ajax请求，返回json
        2.解决经验资源访问问题
    -->
</beans>

6.mybatis

<?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>
    <!--settings：控制mybatis的全局行为-->
    <!--<settings>
        &lt;!&ndash;设置mybatis输出日志&ndash;&gt;
        <setting name="logImpl" value="STDOUT_LOGGING"></setting>
    </settings>-->

    <!--设置别名-->
    <typeAliases>
        <!--name：实体所在的包名（不是实体类的包名也可以）-->
        <package name="edu.tjdz.domian"/>
    </typeAliases>

    <!--sql mapper（sql映射文件）的位置-->
    <mappers>
        <!--
            name：是包名，这个包中所有的mapper.xml一次都能加载
            使用package的要求：
                1.mapper文件名称和dao接口名称完全一样，包括大小写
                2.mapper文件和dao接口必须在同一目录
        -->
        <package name="edu.tjdz.dao"/>
    </mappers>
</configuration>

7.实体类

package edu.tjdz.domian;

public class Student {
    private Integer id;
    private String name;
    private Integer age;

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Integer getAge() {
        return age;
    }

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

8.dao

package edu.tjdz.dao;

import edu.tjdz.domian.Student;

import java.util.List;

public interface StudentDao {

    int insertStudent(Student student);
    List<Student> selectStudents();
}

<?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="edu.tjdz.dao.StudentDao">
    <select id="selectStudents" resultType="Student">
        select id,name,age from student order by id desc;
    </select>

    <insert id="insertStudent">
        insert into student(name,age) values(#{name},#{age})
    </insert>
</mapper>

7. service

package edu.tjdz.service;

import edu.tjdz.domian.Student;

import java.util.List;

public interface StudentService {

    int addStudent(Student student);
    List<Student> findStudents();
}

package edu.tjdz.service.ImpI;

import edu.tjdz.dao.StudentDao;
import edu.tjdz.domian.Student;
import edu.tjdz.service.StudentService;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.List;

@Service
public class StudentServiceImpl implements StudentService {
    //引用类型自动注入@Autowired,@Resource
    @Resource
    private StudentDao studentDao;

    @Override
    public int addStudent(Student student) {
        int nums = studentDao.insertStudent(student);
        return nums;
    }

    @Override
    public List<Student> findStudents() {
        return studentDao.selectStudents();
    }
}

8.controller

package edu.tjdz.controller;

import edu.tjdz.domian.Student;
import edu.tjdz.service.StudentService;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.ModelAndView;

import javax.annotation.Resource;
import java.util.List;

@Controller
@RequestMapping("/student")
public class StudentController {

    @Resource
    private StudentService service;

    //注册学生
    @RequestMapping(value = "/addStudent.do",produces = "text/html;charset=UTF-8")
    public ModelAndView addStudent(Student student){
        ModelAndView mv = new ModelAndView();
        String tips = "注册失败";
        //调用Service处理student
        int nums = service.addStudent(student);
        if(nums > 0){
            //注册成功
            tips = "学生 【" +student.getName() + "】注册成功";
        }
        //添加数据
        mv.addObject("tips",tips);
        //指定结果页面
        mv.setViewName("result");
        return mv;
    }

    //处理查询，响应ajax
    @RequestMapping("/queryStudent.do")
    @ResponseBody
    public List<Student> queryStudent(){
        //参数检查，简单的数据处理
        List<Student> students = service.findStudents();
        return students;
    }
}

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Java教程

ssm整合案例

1.pom.xml

2. 前端代码

2.1.index.jsp

3.web.xml

4.applicationCon

5.dispatch

6.mybatis

7.实体类

8.dao

7. service

8.controller

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