code: private Map getDialogObjectMap() {
  
          Map objects = (Map)getSettings().getDialogObject();
          if (objects == null) {
              // using hashtable as most efficient version of a synchronized map
              objects = new Hashtable();
              getSettings().setDialogObject(objects);
          }
          return objects;
      }
docs: Returns the (internal use only) map of dialog objects.<p>
  
  @return the (internal use only) map of dialog objects