if (in == null) {
      return 0;
    }
    return in.available();
  }

  @Override
  public boolean markSupported() {
    return false;
  }

  @Override
  public int read() throws IOException {
    while (in != null) {
      int result = in.read();
      if (result != -1) {
        return result;
      }
      advance();
    }
    return -1;
  }

  @Override

            }
            return entity;
        }).orElseGet(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });

        return asJson(new ApiUpdateResponse().id(webConfig.getId()).created(true).status(Status.OK).result());
    }

    /**

    //                                                                             =======
    @Override
    public KeyMatchDbm asDBMeta() {
        return KeyMatchDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "key_match";
    }

    // ===================================================================================

    @Override
    public WebConfigDbm asDBMeta() {
        return WebConfigDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "web_config";
    }

    @Override
    public boolean hasSpecifiedColumn() {
        return _specification != null;
    }

    @Override
    public ConditionQuery localCQ() {
        return doGetConditionQuery();
    }

    /**
     * Returns specific path mapping setting by ID.
     *
     * @param id the path mapping setting ID
     * @return JSON response containing the path mapping setting details
     */
    @Execute
    public JsonResponse<ApiResult> get$setting(final String id) {
        return asJson(
                new ApiResult.ApiConfigResponse().setting(pathMappingService.getPathMapping(id).map(this::createEditBody).orElseGet(() -> {

     *
     * @param value the string value to quote
     * @return the quoted string if it contains spaces, otherwise the original value
     */
    protected String quote(final String value) {
        if (value.split("\\s").length > 1) {
            return new StringBuilder().append('"').append(value.replace('"', ' ')).append('"').toString();
        }
        return value;
    }

    /**

    return Collector.of(
        StatsAccumulator::new,
        (a, x) -> a.add(x.doubleValue()),
        (l, r) -> {
          l.addAll(r);
          return l;
        },
        StatsAccumulator::snapshot,
        Collector.Characteristics.UNORDERED);
  }

  /** Returns the number of values. */
  public long count() {
    return count;
  }

  /**

        return flags;
    }

    /**
     * Returns the LanManager/LMv2 response.
     *
     * @return A <code>byte[]</code> containing the LanManager response.
     */
    public byte[] getLMResponse() {
        return this.lmResponse;
    }

    /**
     * Sets the LanManager/LMv2 response for this message.
     *

        return fessConfig.isMailSendMock() ? personnel.asTraining() : personnel;
    }

    protected SMailDogmaticPostalPersonnel createDogmaticPostalPersonnel() { // #ext_point e.g. locale, database
        final AsyncManager asyncManager = getAsyncManager();
        final MessageManager messageManager = getMessageManager();
        return new SMailDogmaticPostalPersonnel() {

     *
     * @return whether the server has signing enabled
     */
    boolean isSigningEnabled();

    /**
     * Checks whether the server requires SMB message signing.
     *
     * @return whether the server requires signing
     */
    boolean isSigningRequired();

    /**
     * Checks whether the server supports Distributed File System (DFS).
     *
     * @return whether the server supports DFS