/** Creates a {@code CycleDetectingLockFactory.WithExplicitOrdering<E>}. */
  public static <E extends Enum<E>> WithExplicitOrdering<E> newInstanceWithExplicitOrdering(
      Class<E> enumClass, Policy policy) {
    // createNodes maps each enumClass to a Map with the corresponding enum key
    // type.
    checkNotNull(enumClass);
    checkNotNull(policy);
    @SuppressWarnings("unchecked")

  /** Creates a {@code CycleDetectingLockFactory.WithExplicitOrdering<E>}. */
  public static <E extends Enum<E>> WithExplicitOrdering<E> newInstanceWithExplicitOrdering(
      Class<E> enumClass, Policy policy) {
    // createNodes maps each enumClass to a Map with the corresponding enum key
    // type.
    checkNotNull(enumClass);
    checkNotNull(policy);
    @SuppressWarnings("unchecked")

     * @return JSON response containing the created scheduler setting ID
     */
    // POST /api/admin/scheduler/setting
    @Execute
    public JsonResponse<ApiResult> post$setting(final CreateBody body) {
        validateApi(body, messages -> {});
        body.crudMode = CrudMode.CREATE;
        final ScheduledJob entity = getScheduledJob(body).orElseGet(() -> {
            throwValidationErrorApi(messages -> {

     * @return JSON response with result status
     */
    // POST /api/admin/dict/stemmerOverride/setting/{dictId}
    @Execute
    public JsonResponse<ApiResult> post$setting(final String dictId, final CreateBody body) {
        body.dictId = dictId;
        validateApi(body, messages -> {});
        body.crudMode = CrudMode.CREATE;
        final StemmerOverrideItem entity = createStemmerOverrideItem(this, body, () -> {

     *
     * @param body the request body containing bad word information
     * @return JSON response with result status
     */
    @Execute
    public JsonResponse<ApiResult> post$setting(final CreateBody body) {
        validateApi(body, messages -> {});
        body.crudMode = CrudMode.CREATE;
        final BadWord entity = getBadWord(body).orElseGet(() -> {
            throwValidationErrorApi(messages -> {

     *
     * @param body elevate word setting data to create
     * @return JSON response with created setting ID and status
     */
    @Execute
    public JsonResponse<ApiResult> post$setting(final CreateBody body) {
        validateApi(body, messages -> {});
        body.crudMode = CrudMode.CREATE;
        final ElevateWord entity = getElevateWord(body).orElseGet(() -> {
            throwValidationErrorApi(messages -> {

     * @param body the document data to create
     * @return JSON response containing the created document ID
     */
    // POST /api/admin/searchlist/doc
    @Execute
    public JsonResponse<ApiResult> post$doc(final CreateBody body) {
        validateApi(body, messages -> {});
        if (body.doc == null) {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, "doc is required"));
        }

          Class<E> enumClass, Policy policy) {
    return new CycleDetectingLockFactory.WithExplicitOrdering<E>(
        policy, CycleDetectingLockFactory.createNodes(enumClass));
  }

  public void testDeadlock_twoLocks() {
    // Establish an acquisition order of lockA -> lockB.
    lockA.lock();
    lockB.lock();
    lockA.unlock();
    lockB.unlock();