code: public AbstractCommand getCallingCommand()
          throws CacheReloadException
      {
          AbstractCommand cmd = null;
          if (getCallingCommandUUID() != null) {
              cmd = Command.get(getCallingCommandUUID());
              if (cmd == null) {
                  cmd = Menu.get(getCallingCommandUUID());
              }
          }
          return cmd;
      }
docs: Get the CommandAbstract which was originally called from the Frontend and
  let to the construction of this model.
  
  @see #callingCmdUUID
  @return the calling CommandAbstract UIClassification
  @throws CacheReloadException on error