code: private boolean checkDomainRanges(SortedSet<String> domainRanges) {
  
  		if ( (domainRanges == null) || (domainRanges.size() == 0)){
  			return true;
  		}
  
  		for ( String d : domainRanges){
  			//System.out.println("domainRange: >" + d +"< " + d.length());
  			if ( (d != null) && (d.length() >0)){
  				return false;
  			}
  		}
  
  		return true;
  	}
docs: returns true if client should fetch domain definitions from server
  
  @param domainRanges
  @return