我的笔记 SSM直接写Mapper接口的bean整合

DeptMapping.xml映射文件

<?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.ssm.dao.DeptDao">

    <select id="findAll" resultType="com.ssm.domain.Dept">

        select deptno,dname,loc from dept

    </select>

</mapper>

DeptMapper 类为接口

applicationContext.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:context="http://www.springframework.org/schema/context"

    xmlns:myns="http://www.mycompany.com/schema/myns" xmlns:jdbc="http://www.springframework.org/schema/jdbc"

    xmlns:jee="http://www.springframework.org/schema/jee" xmlns:tx="http://www.springframework.org/schema/tx"

    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:util="http://www.springframework.org/schema/util"

    xsi:schemaLocation="

        http://www.springframework.org/schema/beans 

        http://www.springframework.org/schema/beans/spring-beans-3.2.xsd

        http://www.mycompany.com/schema/myns http://www.mycompany.com/schema/myns/myns-3.2.xsd

        http://www.springframework.org/schema/context

        http://www.springframework.org/schema/context/spring-context-3.2.xsd

        http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc-3.2.xsd

        http://www.springframework.org/schema/jee

        http://www.springframework.org/schema/jee/spring-jee-3.2.xsd

        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsd

        http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-3.2.xsd

        http://www.springframework.org/schema/mvc

        http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">

    <context:component-scan base-package="com.ssm" />

    <mvc:annotation-driven />

    <bean id="myDataSource" class="org.apache.commons.dbcp.BasicDataSource"

        destroy-method="close">

        <property name="driverClassName" value="oracle.jdbc.OracleDriver"></property>

        <property name="url" value="jdbc:oracle:thin:@localhost:1522:MYORA"></property>

        <property name="username" value="scott"></property>

        <property name="password" value="123"></property>

    </bean>

    

    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">

        <property name="dataSource" ref="myDataSource"/>

        <property name="mapperLocations" value="classpath:com/ssm/domain/*.xml"/>

    </bean>

    

    <!-- 定义Mapper -->

    <bean id="deptMapper" class="org.mybatis.spring.mapper.MapperFactoryBean">

        <property name="mapperInterface" value="com.ssm.dao.DeptMapper"/>

        <property name="sqlSessionFactory" ref="sqlSessionFactory"/>

    </bean>

 

</beans>

mybatis.xml mybatis框架的配置文件

<?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>

导入文件

    <properties resource="jdbc.properties"></properties>

简写配置

    <typeAliases>

    <!-- 

        <typeAlias type="com.eduask.mbt.domain.Student" alias="haha"></typeAlias>

        <typeAlias type="com.eduask.mbt.domain.Teacher" alias="tea"></typeAlias>

         -->

         <package name="com.eduask.mbt.domain"/>

         

    </typeAliases>

    <!--  

    <environments default="development">

        <environment id="development">

            <transactionManager type="JDBC" />

            <dataSource type="POOLED">

                <property name="driver" value="${driverClass}" />

                <property name="url" value="${jdbcUrl}" />

                <property name="username" value="${user}" />

                <property name="password" value="${password}" />

            </dataSource>

        </environment>

    </environments>

    -->

    <mappers>

        <mapper resource="com/ssm/domain/DeptMapping.xml" />

    </mappers>

</configuration>

springmvc-servlet.xml  视图解析器

<?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/aop http://www.springframework.org/schema/aop/spring-aop-3.2.xsd

        http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd

        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd

        http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsd

        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">

    <!-- 视图解析器 -->

    <bean id="jspViewReslover" class="org.springframework.web.servlet.view.InternalResourceViewResolver">

        <property name="prefix" value="/WEB-INF/jsp/"></property>

        <property name="suffix" value=".jsp"></property>

    </bean>

</beans>

web.xml

<?xml version="1.0" encoding="UTF-8"?>

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">

  <display-name>0714springmvctest</display-name>

  <welcome-file-list>

    <welcome-file>index.html</welcome-file>

    <welcome-file>index.htm</welcome-file>

    <welcome-file>index.jsp</welcome-file>

    <welcome-file>default.html</welcome-file>

    <welcome-file>default.htm</welcome-file>

    <welcome-file>default.jsp</welcome-file>

  </welcome-file-list>

  

    <!-- 集成Spring -->

    <listener>

        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>

    </listener>

    <context-param>

        <param-name>contextConfigLocation</param-name>

        <param-value>classpath:applicationContext.xml</param-value>

    </context-param>

  

  

  <!-- 配置spring的前端控制器 -->

  <servlet>

      <servlet-name>springmvc</servlet-name>

      <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

  </servlet>

  

  <servlet-mapping>

      <servlet-name>springmvc</servlet-name>

      <url-pattern>*.do</url-pattern>

  </servlet-mapping>

  

  

  <!-- spring处理中文乱码的过滤器 -->

  <filter>

      <filter-name>chinese</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>chinese</filter-name>

            <url-pattern>*.do</url-pattern>

  </filter-mapping>

  

</web-app>

 

    @Test

    public void testFindAll() throws IOException{

        String conf="applicationContext.xml";

        ApplicationContext ac=new ClassPathXmlApplicationContext(conf);

        DeptMapper mapper=ac.getBean("deptMapper",DeptMapper.class);

        List<Dept> list=mapper.findAll();

        for(Dept dept:list){

            System.out.println(dept.getDeptno()+dept.getDname()+dept.getLoc());

        }

    }