@Override
  protected boolean preprocessUsages(@NotNull Ref<UsageInfo[]> refUsages) {
    if (refUsages.get().length == 0) {
      Messages.showInfoMessage(myProject, JavaRefactoringBundle.message("migration.no.usages.found.in.the.project"), getRefactoringName());
      return false;
    }
    setPreviewUsages(true);
    return true;
  }
@Override
  protected boolean preprocessUsages(@NotNull Ref<UsageInfo[]> refUsages)