Spring配置多个properties文件写法

1.PropertyPlaceholderConfigurer

<bean id="configBean" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
	<property name="fileEncoding">
		<value>UTF-8</value>
	</property>
	<property name="locations">   
	   <list>   
			<value>/WEB-INF/1.properties</value>
			<value>/WEB-INF/2.properties</value>  
			<value>/WEB-INF/3.properties</value>    
		</list>   
	</property>  
</bean>