pipeline_nodelet.xml

<library path="lib/libmy_nodes">
	<class type="pipeline_nodelet::Level1" base_class_type="nodelet::Nodelet" name="pipeline_nodelet/Level1">
		<description>THis is the 1st level node in a pipeline.</description>
	</class>
	
	<class type="pipeline_nodelet::Level2" base_class_type="nodelet::Nodelet" name="pipeline_nodelet/Level2">
		<description>THis is the 2st level node in a pipeline.</description>
	</class>	
</library>