private void restoreState() {
   final Indexed container = grid.getContainerDataSource();
   if (container.getItemIds().isEmpty()) {
     container.removeAllItems();
     for (final UploadStatusObject statusObject :
         artifactUploadState.getUploadedFileStatusList()) {
       final Item item =
           container.addItem(
               getItemid(statusObject.getFilename(), statusObject.getSelectedSoftwareModule()));
       item.getItemProperty(REASON)
           .setValue(statusObject.getReason() != null ? statusObject.getReason() : "");
       if (statusObject.getStatus() != null) {
         item.getItemProperty(STATUS).setValue(statusObject.getStatus());
       }
       if (statusObject.getProgress() != null) {
         item.getItemProperty(PROGRESS).setValue(statusObject.getProgress());
       }
       item.getItemProperty(FILE_NAME).setValue(statusObject.getFilename());
       final SoftwareModule sw = statusObject.getSelectedSoftwareModule();
       item.getItemProperty(SPUILabelDefinitions.NAME_VERSION)
           .setValue(HawkbitCommonUtil.getFormattedNameVersion(sw.getName(), sw.getVersion()));
     }
     if (artifactUploadState.isUploadCompleted()) {
       minimizeButton.setEnabled(false);
     }
   }
 }