docs: public String label(String label) {
  
          if (isNotInitialized()) {
              return getMessage(NOT_INITIALIZED);
          }
          try {
              return CmsJspTagLabel.wpLabelTagAction(label, getRequest());
          } catch (Throwable t) {
              handleException(t);
          }
          CmsMessageContainer msgContainer = Messages.get().container(Messages.GUI_ERR_WORKPL_LABEL_READ_1, label);
          return getMessage(msgContainer);
      }