分布式项目开发-spring-dao.xml基础配置

基础步骤：

1 数据源

2 sqlSessionFactory

3 MapperScan

打包。

db.properties文件

db.username=root
db.password=123456
db.url=jdbc:mysql://192.168.15.135:3310/user
db.driverClassName=com.mysql.jdbc.Driver　　

<?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-4.3.xsd
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd">

    <!-- 数据源 -->
    <bean id="dataSource"
        class="com.alibaba.druid.pool.DruidDataSource">
        <property name="username" value="${db.username}" />
        <property name="password" value="${db.password}" />
        <property name="url" value="${db.url}" />
        <property name="driverClassName"
            value="${db.driverClassName}" />
    </bean>

    <!-- sqlSessionFactory -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"/>
        <!-- is org.apache.ibatis.builder.BuilderException 缺少约束头导致 -->
        <property name="configLocation" value="classpath:mybatis.cfg.xml"/>
    </bean>

    <!-- mapperScan -->
    <bean id="mapperScan" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
      <property name="basePackage" value="com.sxt.mapper"/>
      <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
    </bean>
</beans>