public String getUpgradeStatusText() {

    String statusText = "";

    try {

      UpgradeStatusReport status = 

        fsn.distributedUpgradeProgress(UpgradeAction.GET_STATUS);

      statusText = (status == null ? 

          "There are no upgrades in progress." :

            status.getStatusText(false));

    } catch(IOException e) {

      statusText = "Upgrade status unknown.";

    }

    return statusText;

  }