spring-dao.xml 模板

 <?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"
        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">
     <!-- 配置整合mybatis过程 -->
     <!-- 1.配置数据库相关参数properties的属性：${url} -->
     <context:property-placeholder location="classpath:jdbc.properties"/>

     <!-- 2.数据库连接池 -->
     <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
         <!-- 配置连接池属性 -->
         <property name="driverClass" value="${jdbc.driver}"/>
         <property name="jdbcUrl" value="${jdbc.url}"/>
         <property name="user" value="${jdbc.username}"/>
         <property name="password" value="${jdbc.password}"/>

         <!-- c3p0连接池的私有属性 -->
         <property name="maxPoolSize" value="30"/>
         <property name="minPoolSize" value="10"/>
         <!-- 关闭连接后不自动commit -->
         <property name="autoCommitOnClose" value="false"/>
         <!-- 获取连接超时时间 -->
         <property name="checkoutTimeout" value="10000"/>
         <!-- 当获取连接失败重试次数 -->
         <property name="acquireRetryAttempts" value="2"/>
     </bean>

     <!-- 3.配置SqlSessionFactory对象 -->
     <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
         <!-- 注入数据库连接池 -->
         <property name="dataSource" ref="dataSource"/>
         <!-- 配置MyBaties全局配置文件:mybatis-config.xml -->
         <property name="configLocation" value="classpath:mybatis-config.xml"/>
         <!-- 扫描entity包 使用别名 -->
         <property name="typeAliasesPackage" value="org.ryanjie.entity"/>
         <!-- 扫描sql配置文件:mapper需要的xml文件 -->
         <property name="mapperLocations" value="classpath:mapper/*.xml"/>
     </bean>

     <!-- 4.配置扫描Dao接口包，动态实现Dao接口，注入到soring容器中 -->
     <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
         <!-- 注入sqlSessionFactory -->
         <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
         <!-- 给出需要扫描Dao接口包 -->
         <property name="basePackage" value="com.ryanjie.o2o.dao"/>
     </bean>

     <!-- RedisDao -->
     <bean id="redisDao" class="org.seckill.dao.cache.RedisDao">
     <constructor-arg index="0" value="localhost" />
     <constructor-arg index="1" value="6379" />
     </bean>

 </beans>