beans-properties.xml文件
<?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-4.0.xsd"> <!--导入属性文件 --> <context:property-placeholder location="classpath:db.properties"/> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <!--使用外部化属性文件的属性 --> <property name="user" value="${user}"></property> <property name="password" value="${password}"></property> <property name="driverClass" value="${driverClass}"></property> <property name="jdbcUrl" value="${jdbcUrl}"></property> </bean> </beans>db.properties文件
user=root password=xzcl1230 driverClass=com.mysql.jdbc.Driver jdbcUrl=jdbc:mysql:///test