Blog - Spring PropertyPlaceholderConfigurer

applicationContext.xml

<?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:util="http://www.springframework.org/schema/util"
	xmlns:tx="http://www.springframework.org/schema/tx" xmlns:p="http://www.springframework.org/schema/p"
	xmlns:context="http://www.springframework.org/schema/context"
	xsi:schemaLocation="
        http://www.springframework.org/schema/beans 
        http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
        http://www.springframework.org/schema/util
        http://www.springframework.org/schema/util/spring-util-2.5.xsd
        http://www.springframework.org/schema/tx
        http://www.springframework.org/schema/tx/spring-tx-2.5.xsd
        http://www.springframework.org/schema/context 
        http://www.springframework.org/schema/context/spring-context-2.5.xsd">

	<context:property-placeholder
		location="classpath:coreconfig-${ENV_CODE}.properties,
                classpath:appconfig-${ENV_CODE}.properties" />

	<!-- shortened for brevity -->

	<bean id="paymentService" class="example.PaymentServiceImpl">
		<property name="checkoutService">
			<ref bean="checkoutServiceImpl" />
		</property>
		<property name="proxyHost" value="${payment.proxy.host}" />
		<property name="proxyPort" value="${payment.proxy.port}" />
	</bean>
</beans>