<group serverBehavior="JavaBeanIndexed.htm" hideFromBuilder="true">
  <groupParticipants selectParticipant="javabean_collection">
    <groupParticipant name="javabean_collection" partType="identifier"/> 
    <groupParticipant name="javabean_item" partType="member"/> 
  </groupParticipants>
</group>
