Defining a XML Properties File in the Configuration Definition File.

 
<configuration> 
  <header/> 
  <override> 
   <properties fileName="db.properties" autoSave="true" config-name="properties1"/>
<properties fileName="jms.properties" autoSave="true" config-name="properties2"/>
<xml fileName="test.xml" autoSave="true" config-name="properties3"/>  </override> 
  <additional/> 
</configuration> 

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE properties SYSTEM "http://java.sun.com/dtd/properties.dtd">
<properties>
  <comment>Description of the property list</comment>
  <entry key="key1">value1</entry>
  <entry key="key2">value2</entry>
  <entry key="key3">value3</entry>
</properties>

//Intialize the Combined Configuration Object combinedConfig
combinedConfig.getConfiguration("properties3");