code: public PushQueue getPushQueue(final Object accessObject) {
          if (accessObject == null || !(SecurityClassConstants.ABSTRACT_HTML
                  .equals(accessObject.getClass().getName())
                  || SecurityClassConstants.ABSTRACT_ATTRIBUTE
                          .equals(accessObject.getClass().getName())
                  || SecurityClassConstants.ABSTRACT_JS_OBJECT
                          .equals(accessObject.getClass().getName()))) {
              throw new WffSecurityException(
                      "Not allowed to consume this method. This method is for internal use.");
          }
          return pushQueue;
      }
docs: NB:- This method is for only for internal use
  
  @return the the push queue of BrowserPage