简化Spring占位符配置

git-svn-id: http://code.alibabatech.com/svn/dubbo/trunk@805 1a56cb94-b969-4eaa-88fa-be21384802f2

dubbo-demo-consumer/src/main/resources/META-INF/spring/dubbo-common.xml

@@ -16,14 +16,13 @@
 -->
 <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"
 	xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"
 	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
-	http://code.alibabatech.com/schema/dubbo http://code.alibabatech.com/schema/dubbo/dubbo.xsd">
+		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd
+		http://code.alibabatech.com/schema/dubbo http://code.alibabatech.com/schema/dubbo/dubbo.xsd">
 	
-	<bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
-        <property name="systemPropertiesModeName" value="SYSTEM_PROPERTIES_MODE_OVERRIDE" />
-        <property name="location" value="classpath:dubbo.properties" />
-    </bean>
+    <context:property-placeholder location="classpath:dubbo.properties" /> 
 	
 	<dubbo:application name="${dubbo.application.name}" owner="${dubbo.application.owner}" />