code: public void resetComponents() {
          distNameTextField.clear();
          distNameTextField.removeStyleName("v-textfield-error");
          distVersionTextField.clear();
          distVersionTextField.removeStyleName(SPUIStyleDefinitions.SP_TEXTFIELD_LAYOUT_ERROR_HIGHTLIGHT);
          distsetTypeNameComboBox.removeStyleName(SPUIStyleDefinitions.SP_TEXTFIELD_LAYOUT_ERROR_HIGHTLIGHT);
          distsetTypeNameComboBox.clear();
          distsetTypeNameComboBox.setEnabled(true);
          descTextArea.clear();
          reqMigStepCheckbox.clear();
      }
docs: clear all the fields.