question: private Map < URI , Integer > createVolumeMapForExportMask ( ExportMask exportMask ) { Map < URI , Integer > map = new HashMap < > ( ) ; for ( URI uri : ExportMaskUtils . getVolumeURIs ( exportMask ) ) { map . put ( uri , ExportGroup . LUN_UNASSIGNED ) ; } return map ; }
target:  Using the ExportMask object, create a volume URI to HLU map. For Ceph HLU is not applicable