private File getPatchPath(@NonNls final String commitMessage) {
    File file = myFileProcessor.getBaseIODir();
    if (!file.exists()) {
      file.mkdirs();
    }

    return suggestPatchName(
        myProject,
        commitMessage.length() > PatchNameChecker.MAX
            ? (commitMessage.substring(0, PatchNameChecker.MAX))
            : commitMessage,
        file,
        VcsConfiguration.PATCH);
  }
  private ShelvedBinaryFile shelveBinaryFile(final Change change) throws IOException {
    final ContentRevision beforeRevision = change.getBeforeRevision();
    final ContentRevision afterRevision = change.getAfterRevision();
    File beforeFile = beforeRevision == null ? null : beforeRevision.getFile().getIOFile();
    File afterFile = afterRevision == null ? null : afterRevision.getFile().getIOFile();
    String shelvedPath = null;
    if (afterFile != null) {
      String shelvedName = FileUtil.getNameWithoutExtension(afterFile.getName());
      String shelvedExt = FileUtil.getExtension(afterFile.getName());
      File shelvedFile =
          FileUtil.findSequentNonexistentFile(
              myFileProcessor.getBaseIODir(), shelvedName, shelvedExt);

      myFileProcessor.saveFile(afterRevision.getFile().getIOFile(), shelvedFile);

      shelvedPath = shelvedFile.getPath();
    }
    String beforePath = ChangesUtil.getProjectRelativePath(myProject, beforeFile);
    String afterPath = ChangesUtil.getProjectRelativePath(myProject, afterFile);
    return new ShelvedBinaryFile(beforePath, afterPath, shelvedPath);
  }