MyBatis+Spring+SpringMVC(SSM)框架整合

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框架篇:MyBatis+Spring+SpringMVC整合框架

准备工作:

     1.安装并配置java运行环境

     2.数据库的安装配置(Mysql)

     3.安装并配置服务器(Tomcat)

     4.Maven

     5. IntelliJIDEA的安装配置(本人使用的主要软件是IntelliJIDEA,没使用eclipse什么的)

     6. 使用IntelliJIDEA创建一个web app项目。

一:导包

由于我们创建的是maven的webapp项目,所以现在只需要配置pom.xml这个配置文件,系统会自动到maven的中央仓库去下载相应的包.

本人的pom.xml配置文件如下:

 
 
<dependencies>
        <!-- Junit -->
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>test</scope>
        </dependency>

        <!-- 整合MyBatis -->
        <!-- 引人MyBatis依赖  -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.4.5</version>
        </dependency>

        <!-- 引人MySQL依赖 -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.43</version>
        </dependency>

        <!-- 整合spring 同时也包含了springmvc -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>4.3.3.RELEASE</version>
        </dependency>

        <!-- C3p0 -->
        <dependency>
            <groupId>com.mchange</groupId>
            <artifactId>c3p0</artifactId>
            <version>0.9.5.1</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>4.3.10.RELEASE</version>
        </dependency>

        <!-- spring和mybatis整合 -->
        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>1.3.1</version>
        </dependency>

        <!-- jackson依赖 -->
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-core</artifactId>
            <version>2.9.1</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-annotations</artifactId>
            <version>2.9.1</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.9.1</version>
        </dependency>

        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.2.30</version>
        </dependency>

        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>jstl</artifactId>
            <version>1.2</version>
        </dependency>

        <!-- 引入Hibernate依赖 -->
        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
            <version>5.2.10.Final</version>
        </dependency>
        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
            <version>5.2.10.Final</version>
        </dependency>
    </dependencies>
    <build>
        <finalName>G160828_SSM01</finalName>
        <plugins>
            <plugin><!-- poi -->
                <groupId>org.apache.tomcat.maven</groupId>
                <artifactId>tomcat7-maven-plugin</artifactId>
                <configuration>
                    <port>80</port>
                    <path>/</path>
                </configuration>
                <version>2.2</version>
            </plugin>

        </plugins>
        <resources>
            <resource><!--加载java类中的xml配置文件-->
                <directory>src/main/java</directory>
                <includes>
                    <include>**/*.xml</include>
                </includes>
            </resource>
        </resources>
    </build>
</project>
配置后运行下maven,就会自动向中央仓库下载相应的包啦!

二: MyBatis搭建

项目的结构流程如下:

配置mybatis框架的配置: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>
    <environments default="development">
        <environment id="development">
            <transactionManager type="JDBC"/>
            <dataSource type="POOLED">
                <property name="driver" value="com.mysql.jdbc.Driver"/>
                <property name="url" value="jdbc:mysql://localhost:3306/test"/>
                <property name="username" value="root"/>
                <property name="password" value="123456"/>
            </dataSource>
        </environment>
    </environments>
    <mappers>
        <!-- xml映射 -->
        <mapper resource="com/entity/Person.xml"/>  
    </mappers>
</configuration>
mybatis配置文件现在配置好了,然后我们来建实体类

Person实体类

package com.entity;

import javax.persistence.*;
import java.io.Serializable;

public class Person  {

    private int pid;
    private String pname;
    private int page;

    public Person() {
    }

    public Person(int pid, String pname, int page) {
        this.pid = pid;
        this.pname = pname;
        this.page = page;
    }

    public Person(String pname, int page) {
        this.pname = pname;
        this.page = page;
    }

    public int getPid() {
        return pid;
    }

    public void setPid(int pid) {
        this.pid = pid;
    }

    public String getPname() {
        return pname;
    }

    public void setPname(String pname) {
        this.pname = pname;
    }

    public int getPage() {
        return page;
    }

    public void setPage(int page) {
        this.page = page;
    }
@Override
public String toString() {
    return "Person{" +
            "pid=" + pid +
            ", pname='" + pname + '\'' +
            ", page=" + page +
            '}';
        }
}
这时我们需要写映射文件来对数据进行sql语句操作了,但是我们需要先把Dao的接口写了。
PersonDao
package com.dao;

import com.entity.Person;
import java.util.List;

public interface PersonDao {
     //添加
      public void add(Person person);

    //删除
     public void delete(int pid);

    //修改
     public void update(int pid,Person person);

    //查询单个
     public Person getAlla(int pid);

    //查询多个
     public List<Person> getPerson(String text);
}
 
 
Person.xml映像文件配置如下:
<?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.dao.PersonDao">
    <!-- 配置单个查询 -->
    <select id="getAlla" parameterType="int" resultType="com.entity.Person">
        select * from person where pid=#{pid}
    </select>

    <!-- 根据list集合查询多个 -->
    <select id="getPerson" resultType="com.entity.Person">
        select * from person
    </select>

    <!-- 配置添加 -->
    <select id="add" parameterType="com.entity.Person">
           insert into person(pname,page) values(#{pname},#{page});
    </select>

    <!-- 配置修改 -->
    <select id="update" parameterType="com.entity.Person" resultType="com.entity.Person">
         update person set pname=#{pname},page=#{page} where pid=#{pid};
    </select>

    <!-- 配置删除 -->
    <select id="delete" parameterType="int">
          delete from person where pid=#{pid}
    </select>
</mapper>

ok,前提工作都弄好了,现在我们在man下面创建一个test测试类,把它标记为:
然后我们写一个TestMyBatis的测试类
package com.test;

public class TestMyBatis {

   @Test
    public void test() {
       try {
           SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(Resources.getResourceAsStream("mybatis-config.xml"));
           SqlSession sqlSession = sqlSessionFactory.openSession();
           PersonDao personDao = sqlSession.getMapper(PersonDao.class);
           //删除
           personDao.delete(12);
           System.out.println(personDao.getDelete().size());
           //提交
           sqlSession.commit();
           //关闭
           sqlSession.close();
       } catch (IOException e) {
           e.printStackTrace();
       }
   }
}
能够执行命令的话,就说明MyBatis框架已经搭建成功了!

MyBatis+Spring搭建

需要用到c3p0,所以我们先建一个db.properties文件,配置如下

#连接名
uname=root
#密码
upass=123456
#路径
url=jdbc:mysql://localhost:3306/test
#连接驱动
driver_Class=com.mysql.jdbc.Driver
#初始化大小
initPoolSize = 3   
#池子最大值
maxPoolSize = 20   
接下来我们就创建一个spring的xml配置文件,applicationContext.xml(其实和ssh整合中的一样,不过其中的事物配置我们可以不需要配置了,其它的配置文件也不需要了,只需要这一个配置文件就可以了,是不是觉得少了很多代码呢?),之前的mybatis-config.xml配置文件中连接mysql的代码就可以不需要了,映射文件也不需要了
 
 
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:context="http://www.springframework.org/schema/context"
       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.xsd
                        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">

    <context:component-scan base-package="com.*">
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller" />
    </context:component-scan>

    <!--加载db.properties-->
    <context:property-placeholder location="classpath:db.properties"></context:property-placeholder>

    <!--配置c3p0数据源-->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <!-- 加载数据库连接池里面的键 -->
        <property name="user" value="${uname}"></property>
        <property name="password" value="${upass}"></property>
        <property name="jdbcUrl" value="${url}"></property>
        <property name="driverClass" value="${driver_Class}"></property>
        <property name="initialPoolSize" value="${initPoolSize}"></property>
        <property name="maxPoolSize" value="${maxPoolSize}"></property>
    </bean>
    <!-- 配置事物 -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"></property>
        <property name="mapperLocations" value="classpath:com/entity/*.xml"></property>
    </bean>

    <bean id="scannerConfigurer" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.dao"></property>
    </bean>
</beans>
ok,配置文件已经弄好了,下面我们来对它进行测试,在测试文件下中创建一个TestSpring的测试类:
package com.test;

public class TestSpring {

    @Test
    public void test(){
        ApplicationContext applicationContext=new ClassPathXmlApplicationContext("applicationContext.xml");
        PersonDao personDao= (PersonDao) applicationContext.getBean("personDao");
        System.out.println(personDao.getDelete().size());
        personDao.delete(11);
    }
}
如果出现了数据的话,那就说明mybatis+spring的结合已经完成!

 
 
最后:MyBatis+Spring+SpringMVC搭建
要先在java下面创建一个controller类
然后在创建Springmvc的配置文件(直接创建file,头部需自己写):springmvc.xml
<?xml version="1.0" encoding="UTF-8"?>
<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.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">
    <!--配置扫描器-->
    <context:component-scan base-package="com.*" use-default-filters="false">
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller" />
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Service" />
    </context:component-scan>
 
 
     <!--配置注解解析器 别忘记了,有可能在转jackson时会报406的错误 得不到值-->
     <context:component-scan base-package="com.controller"></context:component-scan>
< mvc :annotation-driven > < mvc :message-converters > < bean class ="org.springframework.http.converter.StringHttpMessageConverter" /> < bean class ="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter" /> </ mvc :message-converters > </ mvc :annotation-driven > <!--视图解析器--> < bean id ="viewResolver" class ="org.springframework.web.servlet.view.InternalResourceViewResolver" > <!--前缀--> < property name ="prefix" value ="/" ></ property > <!--后缀--> < property name ="suffix" value =".jsp" ></ property > </ bean > </ beans >
接下来我们配置web.xml了:
<!DOCTYPE web-app PUBLIC
 "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
 "http://java.sun.com/dtd/web-app_2_3.dtd" >

<web-app>
  <display-name>Archetype Created Web Application</display-name>

  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext.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:springmvc.xml</param-value>
    </init-param>
  </servlet>

  <servlet-mapping>
       <servlet-name>springMVC</servlet-name>
       <url-pattern>*.do</url-pattern>
  </servlet-mapping>
</web-app>
然后我们在controller包下建类,实现springmvc的业务方法
package com.controller;

import com.alibaba.fastjson.JSONObject;
import com.biz.PersonBiz;
import com.entity.Person;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;

@Controller
public class PersonController {

   @Autowired
private PersonDao personDao;

    //添加
    @RequestMapping("add.do")
    public void add(HttpServletRequest request, HttpServletResponse response,String pname,int page) throws IOException {
        request.setCharacterEncoding("utf-8");
        response.setContentType("text/html;charset=utf-8");
        pname = new String(pname.getBytes("ISO-8859-1"), "utf-8");
//        page = new String(page.getBytes("ISO-8859-1"),"utf-8");
        System.out.println(pname);
        System.out.println(page);
        Person person = new Person();
        person.setPname(pname);
        person.setPage(page);
        personDao.add(person);
    }

    //修改
        @RequestMapping("update.do")
        @ResponseBody
        public  void update(HttpServletRequest request, HttpServletResponse response,Person person) {
            try {
                System.out.println("进入修改");
                request.setCharacterEncoding("utf-8");
                response.setContentType("textml;charset=utf-8");
                System.out.println("名字:" + person.getPname());
                System.out.println("名字:" + person.getPage());
                person.setPname(new String(person.getPname().getBytes("ISO-8859-1"), "utf-8"));
                System.out.println("改了:" + person.getPname());
                System.out.println("改了:" + person.getPage());

                PrintWriter out = response.getWriter();
                personDao.update(person.getPid(), person);
                out.write("1");
                out.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
  
    //删除
    @RequestMapping("delete.do")
    @ResponseBody
    public JSONObject delete(HttpServletRequest request, HttpServletResponse response) throws IOException {
        JSONObject object = new JSONObject();
        String pid =   request.getParameter("pid");
        System.out.println(pid);
        try {
            personDao.delete(Integer.parseInt(pid));
            object.put("sucess","sucess");
        }catch (Exception e){
            object.put("sucess","faile");
        }
        return  object;
    }

    //查询
       @RequestMapping(value = "search.do")
       @ResponseBody
       public Object test (HttpServletRequest request, HttpServletResponse response, String text) throws IOException {
              System.out.println("小仙女进来了" + text);
          if (text == null) {
                text = "";
          }
          List<Person> li = personDao.getPerson(text);
               return li;
             }
        }
好了!到了最后一步了,在页面中把值绑定出来

先在webapp下面建一个jsp页面:

<%@ page language="java" contentType="text/html; charset=UTF-8"
         pageEncoding="UTF-8"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page isELIgnored="false" %>
<!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">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="bootstrap/css/bootstrap.min.css" rel="stylesheet">
<link rel="stylesheet" href="bootstrap/css/bootstrap.addtabs.css" type="text/css" media="screen"/>
<script src="bootstrap/js/jquery-3.1.1.min.js"></script>
<script src="bootstrap/js/bootstrap.min.js"></script>
 <script src="bootstrap/js/bootstrap.addtabs.js"></script>
</head>
<body onload="sousuo()">

<div class="container-fluid" >
<div class="row clearfix">
<div class="col-md-12 column">
<div class="table-responsive">
    <table class="table table-bordered table-condensed">
  <thead>
    <div class="btn-toolbar col-md-12 column" role="toolbar">
   </div>
</div>
</div>
</div>
< script type= "text/javascript" > //搜索/查询 function sousuo(){ var type=$( "#type"). val(); var content=$( "#content"). val(); var url= "search.do?type="+ type+ "&content="+ content; $. getJSON( url, function (data) { $( "#body").html( ""); for( var i= 0; i<data. length; i++){ var tr= "<tr><td><input type='checkbox' name='TTT'>"+data[ i]. pid+ "</td>" + "<td>"+data[ i]. pname+ "</td>" + "<td>"+data[ i]. page+ "</td>" + "<td><input type='button' value='新增' style='background:white;' onclick=' locationAdd ()'/><input type='button' value='删除' style='background:white;' onclick=' del ("+data[ i]. pid+ ")'" + "/><input type='button' value='修改' style='background:white;' onclick=' locationUpdate ("+data[ i]. pid+ ")'/></td>" + "</tr>"; $( "#body"). append( tr); } }); }
  </script>
  </body>
 </html>
得到结果如下则说明全部的整合就完成了,继续写你自己需要的操作吧!







 
 
 
 


 
 
 
  
 









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