/**
  * * Called from ModelManager dispose method since this object is setup as the
  * APIController.class.getName() property with the put method.
  */
 public void dispose() throws Exception {
   try {
     owlEditorKit.getModelManager().removeListener(getModelManagerListener());
     connectionManager.dispose();
   } catch (Exception e) {
     log.warn(e.getMessage());
   }
 }