code: private List<FormPanel> getFormPanels()
      {
          AjaxSubmitCloseButton.LOG.trace("entering getFormPanels");
          final List<FormPanel> ret = new ArrayList<>();
          final Iterator<?> iterator = getForm().iterator();
          while (iterator.hasNext()) {
              final Object object = iterator.next();
              if (object instanceof WebMarkupContainer) {
                  final Iterator<?> iterator2 = ((WebMarkupContainer) object).iterator();
                  while (iterator2.hasNext()) {
                      final Object object2 = iterator2.next();
                      if (object2 instanceof FormPanel) {
                          ret.add((FormPanel) object2);
                      }
                  }
              }
          }
          return ret;
      }
docs: Method to get the FormPanel of this Page.
  
  @return FormPanel