code: static List<String> findStorageIds( Map<String,String> targetProperties ) {
  
  		List<String> result = new ArrayList<> ();
  		String prop = targetProperties.get( USE_BLOCK_STORAGE );
  		if( ! Utils.isEmptyOrWhitespaces( prop )) {
  			for( String s : Utils.splitNicely( prop, "," )) {
  				if( ! Utils.isEmptyOrWhitespaces( s ))
  					result.add( s );
  			}
  		}
  
  		return result;
  	}
docs: Finds the storage IDs (used as property suffixes).
  @param targetProperties
  @return a non-null list