@Override
      public ReturnResult beforeCheckin(@Nullable CommitExecutor executor, PairConsumer<Object, Object> additionalDataConsumer) {
        if (executor instanceof LocalCommitExecutor) return ReturnResult.COMMIT;
        final SvnVcs vcs = SvnVcs.getInstance(project);
        MultiMap<Url, WorkingCopyFormat> copiesInfo = splitIntoCopies(vcs, panel.getSelectedChanges());
        List<Url> repoUrls = new ArrayList<>();
        for (Map.Entry<Url, Collection<WorkingCopyFormat>> entry : copiesInfo.entrySet()) {
          if (entry.getValue().size() > 1) {
            repoUrls.add(entry.getKey());
          }
        }
        if (! repoUrls.isEmpty()) {
          String join = StringUtil.join(repoUrls, Url::toDecodedString, ",\n");
          final int isOk = showOkCancelDialog(
            project,
            message("checkin.different.formats.involved", repoUrls.size() > 1 ? 1 : 0, join),
            message("dialog.title.commit.will.split"),
            Messages.getWarningIcon()
          );

          return Messages.OK == isOk ? ReturnResult.COMMIT : ReturnResult.CANCEL;
        }
        return ReturnResult.COMMIT;
      }
@Override
      public ReturnResult beforeCheckin(@Nullable CommitExecutor executor, PairConsumer<Object, Object> additionalDataConsumer)