@Nullable
  private PatchReader loadPatches(@NotNull VirtualFile patchFile) {
    try {
      String text = ReadAction.compute(() -> {
        try (InputStreamReader inputStreamReader = new InputStreamReader(patchFile.getInputStream(), patchFile.getCharset())) {
          return StreamUtil.readText(inputStreamReader);
        }
      });

      PatchReader reader = new PatchReader(text);
      reader.parseAllPatches();
      return reader;
    }
    catch (Exception e) {
      addNotificationAndWarn(VcsBundle.message("patch.apply.cannot.read.patch", patchFile.getPresentableName(), e.getMessage()));
      return null;
    }
  }
@Nullable
  private PatchReader loadPatches(@NotNull VirtualFile patchFile)