question: private void addVolumesToParkingStorageGroup ( StorageSystem storage , String policyName , Set < String > volumeDeviceIds ) throws Exception { String [ ] tokens = policyName . split ( Constants . SMIS_PLUS_REGEX ) ; CIMObjectPath groupPath = _helper . getVolumeGroupBasedOnSLO ( storage , storage , tokens [ 0 ] , tokens [ 1 ] , tokens [ 2 ] ) ; if ( groupPath == null ) { groupPath = _helper . createVolumeGroupBasedOnSLO ( storage , storage , tokens [ 0 ] , tokens [ 1 ] , tokens [ 2 ] ) ; } CIMArgument [ ] inArgs = _helper . getAddVolumesToMaskingGroupInputArguments ( storage , groupPath , volumeDeviceIds ) ; CIMArgument [ ] outArgs = new CIMArgument [ 5 ] ; SmisJob addVolumesToSGJob = new SmisSynchSubTaskJob ( null , storage . getId ( ) , SmisConstants . ADD_MEMBERS ) ; _helper . invokeMethodSynchronously ( storage , _cimPath . getControllerConfigSvcPath ( storage ) , "AddMembers" , inArgs , outArgs , addVolumesToSGJob ) ; }
target:  This method is used for VMAX3 to add volumes to parking storage group once volumes are unexported.