Spring配置mybatis
<?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"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:util="http://www.springframework.org/schema/util"
xmlns:jdbc="http://www.springframework.org/schema/jdbc"
xmlns:cache="http://www.springframework.org/schema/cache"
xmlns:mybatis="http://mybatis.org/schema/mybatis-spring"
xsi:schemaLocation="
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://mybatis.org/schema/mybatis-spring
http://mybatis.org/schema/mybatis-spring.xsd">
<!-- 1. 配置自動掃描 -->
<context:component-scan base-package="org.seckill" />
<mybatis:scan base-package="org.seckill.dao" />
<!-- 2. 數據庫連接配置 -->
<context:property-override location="classpath:druid.properties"/>
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" />
<bean id="dataSource_c3p0" class="com.mchange.v2.c3p0.ComboPooledDataSource" />
<bean id="dataSource_dbcp" class="org.apache.commons.dbcp.BasicDataSource" />
<bean id="dataSource_druid" class="com.alibaba.druid.pool.DruidDataSource" />
<!-- 3. 配置sqlSessionFactory -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<!-- 注入數據庫連接池 -->
<property name="dataSource" ref="dataSource"/>
<!-- 配置mybatis的全局配置文件-->
<property name="configLocation" value="classpath:mybatis-config.xml" />
<!-- 使用實體bean的類名作爲別名-->
<property name="typeAliasesPackage" value="org.seckill.entity" />
<!-- 自動掃描dao下的bean-->
<property name="mapperLocations" value="classpath:mapper/*.xml" />
</bean>
</beans>
說明:
1) beans頭中添加
xmlns:mybatis=”http://mybatis.org/schema/mybatis-spring”
http://mybatis.org/schema/mybatis-spring
http://mybatis.org/schema/mybatis-spring.xsd
2)設置自動掃描
<context:component-scan base-package="org.seckill" />
<mybatis:scan base-package="org.seckill.dao" />
3)設置數據庫連接池
<context:property-override location="classpath:druid.properties"/>
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" />
<bean id="dataSource_c3p0" class="com.mchange.v2.c3p0.ComboPooledDataSource" />
<bean id="dataSource_dbcp" class="org.apache.commons.dbcp.BasicDataSource" />
<bean id="dataSource_druid" class="com.alibaba.druid.pool.DruidDataSource" />
具體db.properties怎麼寫,請參看《spring配置三大數據庫連接池》
4)設置sqlSessionFactory
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<!-- 注入數據庫連接池 -->
<property name="dataSource" ref="dataSource"/>
<!-- 配置mybatis的全局配置文件-->
<property name="configLocation" value="classpath:mybatis-config.xml" />
<!-- 使用實體bean的類名作爲別名-->
<property name="typeAliasesPackage" value="org.seckill.entity" />
<!-- 自動掃描dao下的bean-->
<property name="mapperLocations" value="classpath:mapper/*.xml" />
</bean>