spring4 整合 mybatis3 配置文件

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spring-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context" xmlns="http://www.springframework.org/schema/beans"
       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:property-placeholder location="classpath:db.properties"/>

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

   <context:annotation-config/>

   <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
      <property name="location" value="db.properties"/>
   </bean>

   <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close">
      <property name="driverClass" value="${db.driver}"/>
      <property name="jdbcUrl" value="${db.url}"/>
      <property name="user" value="${db.username}"/>
      <property name="password" value="${db.password}"/>
   </bean>

   <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
      <property name="dataSource" ref="dataSource"/>
   </bean>

   <!-- 整合 mybatis -->
   <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
      <property name="dataSource" ref="dataSource" />
      <property name="configLocation" value="classpath:mybatis-config.xml"></property>
      <property name="mapperLocations" value="classpath:mapper/*.xml" />
   </bean>

   <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
      <property name="annotationClass" value="org.springframework.stereotype.Repository" />
      <property name="basePackage" value="com.foo.mapper" />
   </bean>

</beans>

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>

   <!-- 这是本module下的mybatis-config ，spring整合后，environments  mappers 应删除-->

   <!--
      configuration 下的顶级标签是有顺序的，比如按照如下顺序配置
      properties?,settings?,typeAliases?,typeHandlers?,objectFactory?,objectWrapperFactory?,plugins?,environments?,databaseIdProvider?,mappers?
      否则报错，不能正确执行
   -->

   <properties resource="db.properties"/>

   <typeAliases>
      <typeAlias alias="User" type="chevy.myfootball.persistence.model.User"/>
   </typeAliases>

   <!-- spring整合mybatis，由于spring注入，这里不能再写 environments，mappers ，否则会报错
   <environments default="development">
      <environment id="development">
         <transactionManager type="JDBC"/>
         <dataSource type="POOLED">
            <property name="driver" value="${db.driver}"/>
            <property name="url" value="${db.url}"/>
            <property name="username" value="${db.username}"/>
            <property name="password" value="${db.password}"/>
         </dataSource>
      </environment>
   </environments>

   <mappers>
      <mapper resource="mapper/User.xml"/>
      <!--<package name="mapper"/>--><!--package 方式还不能走通-->
   </mappers>
   -->
</configuration>

spring4 整合 mybatis3 配置文件

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原文地址：http://my.oschina.net/cwzhang/blog/480287