spring 读取config 配置

<bean id="propertyConfigurer"
		class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
		<property name="locations">
			<list>
				<value>classpath:jdbc.properties</value>
			</list>
		</property>
</bean>

 

mysql.jdbc.driverClassName=com.mysql.jdbc.Driver
demo.jdbc.url=jdbc:mysql://10.134.31.158:3306/demo?
demo.jdbc.username=sm
demo.jdbc.password=sm

 

<bean id="datasource"
		class="org.apache.commons.dbcp.BasicDataSource">
		<property name="driverClassName" value="${mysql.jdbc.driverClassName}" />
		<property name="url" value="${demo.jdbc.url}" />
		<property name="username" value="${demo.jdbc.username}" />
		<property name="password" value="${demo.jdbc.password}" />
	</bean>