BigInteger result = randomPositiveBigInteger(numBits);
    return RANDOM_SOURCE.nextBoolean() ? result : result.negate();
  }

  /**
   * Chooses a number in (-2^numBits, 2^numBits) at random, with density concentrated in numbers of
   * lower magnitude.
   */
  static BigInteger randomBigInteger(int numBits) {
    while (true) {
      if (RANDOM_SOURCE.nextBoolean()) {

    BigInteger result = randomPositiveBigInteger(numBits);
    return RANDOM_SOURCE.nextBoolean() ? result : result.negate();
  }

  /**
   * Chooses a number in (-2^numBits, 2^numBits) at random, with density concentrated in numbers of
   * lower magnitude.
   */
  static BigInteger randomBigInteger(int numBits) {
    while (true) {
      if (RANDOM_SOURCE.nextBoolean()) {

    public void insert(CrawlingInfo entity) {
        doInsert(entity, null);
    }

    public void insert(CrawlingInfo entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(CrawlingInfo entity) {
        doUpdate(entity, null);
    }

    public void insert(Role entity) {
        doInsert(entity, null);
    }

    public void insert(Role entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(Role entity) {
        doUpdate(entity, null);
    }

    public void insert(BoostDocumentRule entity) {
        doInsert(entity, null);
    }

    public void insert(BoostDocumentRule entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(BoostDocumentRule entity) {
        doUpdate(entity, null);
    }

    public void insert(DataConfig entity) {
        doInsert(entity, null);
    }

    public void insert(DataConfig entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(DataConfig entity) {
        doUpdate(entity, null);
    }

    public void insert(JobLog entity) {
        doInsert(entity, null);
    }

    public void insert(JobLog entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(JobLog entity) {
        doUpdate(entity, null);
    }

        switch (form.crudMode) {
        case CrudMode.CREATE:
            return OptionalEntity.of(new DataConfig()).map(entity -> {
                entity.setCreatedBy(username);
                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {

        switch (form.crudMode) {
        case CrudMode.CREATE:
            return OptionalEntity.of(new WebConfig()).map(entity -> {
                entity.setCreatedBy(username);
                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {

        final ElevateWord entity = getElevateWord(body).orElseGet(() -> {
            throwValidationErrorApi(messages -> {
                messages.addErrorsCrudFailedToCreateInstance(GLOBAL);
            });
            return null;
        });
        try {
            elevateWordService.store(entity);