Spring和MyBatis整合

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一、 导入相关的jar包

二、 配置web.xml文件

(1).设置字符集

<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>

 

(2).配置前端控制器(DispatcherServlet)

 

<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-*.xml</param-value>

  </init-param>

  </servlet>

 

  <servlet-mapping>

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

  <url-pattern>/</url-pattern>

  </servlet-mapping>

 

三、 配置Spring-*.xml文件

(1).配置Spring-MVC.xml文件

 

     1:配置HandlerMapping

手动配置:

<beanclass="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">

      <propertyname="mappings">

         <props>

            <propkey="hello.do">helloController</prop>

         </props>

      </property>

   </bean>

   <beanid="helloController"class="com.luolai.HelloController">

</bean> 

  

 

自动扫描(常用):使@RequestMapping注解生效

<mvc:annotation-driven/>

 

 

 

    2:开启注解扫描

   Spring容器会将带有以下注解的类扫描到容器中

@Controller :         控制层组件注解

@Service :              业务层组件注解

@Repository :        持久层组件注解

@Named   :             通用组件注解

@Component   :     通用组件注解

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

 

 

    3:配置ViewResolver(可以选择不配置,可在Ajaxa回调函数中使用window.location.href指定跳转页面)

   

<beanid="viewResolver"class="org.springframework.web.servlet.view.InternalResourceViewResolver">

      <propertyname="prefix"value="/WEB-INF/"/>

      <propertyname="suffix"value=".jsp"/>

</bean> 

(2)配置Spring-MyBatis.xml文件

 

    1:设置数据库连接(dataSource)

<beanid="dbcp"class="org.apache.commons.dbcp.BasicDataSource">

      <propertyname="username"value="root"></property>

      <propertyname="password"value="123456"></property>

      <propertyname="driverClassName"value="com.mysql.jdbc.Driver"></property>

      <propertyname="url"value="jdbc:mysql:///xs?useUnicode=true&amp;characterEncoding=utf8"></property>

</bean>

 

    2:配置SqlSessionFactoryBean

<beanid="ssf"class="org.mybatis.spring.SqlSessionFactoryBean">

      <propertyname="dataSource"ref="dbcp"></property>

      <propertyname="mapperLocations"value="classpath:com/luolai/sql/*.xml"></property>

</bean>

 

    3:配置MapperScanner

<beanid="mapperScanner"class="org.mybatis.spring.mapper.MapperScannerConfigurer">

      <propertyname="sqlSessionFactory"ref="ssf"></property>

      <propertyname="basePackage"value="com.luolai.dao"></property>

</bean>

 

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