ipojo/examples/property-handler/PropertyHandlerTest/metadata.xml

<ipojo xmlns:props="example.handler.properties">

	<!-- Declare a component using your handler -->
	<component
		classname="org.apache.felix.ipojo.handler.properties.example.PropertiesTester">
		<callback transition="validate" method="start" />
		<callback transition="invalidate" method="stop" />
		<!--  declare our handler -->
		<props:properties file="props\properties.txt" />
	</component>

	<!-- Declare an instance -->
	<instance component="annotationTester" />
	<instance
		component="org.apache.felix.ipojo.handler.properties.example.PropertiesTester"
		name="i1">
		<property name="properties.file"
			value="props\properties-i1.txt" />
	</instance>

</ipojo>