*
     * @param in the input stream containing the new mapping file content
     * @throws IOException if an I/O error occurs during the update
     */
    public synchronized void update(final InputStream in) throws IOException {
        try (MappingUpdater updater = new MappingUpdater(null)) {
            reload(updater, in);
        }
    }

    /**

    if (key == null) {
      throw new NullPointerException("null key in entry: null=" + value);
    } else if (value == null) {
      throw new NullPointerException("null value in entry: " + key + "=null");
    }
  }

  @CanIgnoreReturnValue
  static int checkNonnegative(int value, String name) {
    if (value < 0) {
      throw new IllegalArgumentException(name + " cannot be negative but was: " + value);

      if (element == null) {
        if (exceptionSupplier != null) {
          throw exceptionSupplier.get();
        } else {
          throw new NoSuchElementException();
        }
      } else if (extras.isEmpty()) {
        return uncheckedCastNullableTToT(element);
      } else {
        throw multiples(false);
      }
    }
  }

  private MoreCollectors() {}

      } else {
        throw ProtocolException("Unexpected status line: $statusLine")
      }

      // Parse response code like "200". Always 3 digits.
      if (statusLine.length < codeStart + 3) {
        throw ProtocolException("Unexpected status line: $statusLine")
      }
      val code =
        statusLine.substring(codeStart, codeStart + 3).toIntOrNull()
          ?: throw ProtocolException(

            }
        } catch (final CrawlerSystemException e) {
            CloseableUtil.closeQuietly(responseData);
            throw e;
        } catch (final Exception e) {
            CloseableUtil.closeQuietly(responseData);
            throw new CrawlingAccessException("Could not access " + uri, e);
        }

        return responseData;
    }

    /**

                    throw new FileAccessException("ECL0109", new Object[] { path });
                }
            } else if (!parentDir.isDirectory()) {
                throw new FileAccessException("ECL0110", new Object[] { path });
            }
            propertiesFile = file;
            store();
        } else if (!file.isFile()) {
            throw new FileAccessException("ECL0111", new Object[] { path });

        String elasticsearch = loadedProps.getProperty("elasticsearch");
        if (elasticsearch == null) {
            throw new IllegalStateException("Elasticsearch version is missing from properties.");
        }
        if (elasticsearch.matches("[0-9]+\\.[0-9]+\\.[0-9]+") == false) {
            throw new IllegalStateException(
                    "Expected elasticsearch version to be numbers only of the form  X.Y.Z but it was: " +

   *
   * @throws UnsupportedOperationException always
   * @deprecated Unsupported operation.
   */
  @CanIgnoreReturnValue
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")
  public final boolean remove(@Nullable Object object) {
    throw new UnsupportedOperationException();
  }

  /**

     */
    protected ResponseData doGet(final String url) {
        throw new CrawlerSystemException("GET method is not supported.");
    }

    /**
     * Performs a HEAD request.
     * @param url The URL to request.
     * @return The ResponseData.
     */
    protected ResponseData doHead(final String url) {
        throw new CrawlerSystemException("HEAD method is not supported.");
    }

    /**

     * @param hashAlgorithm the selected hash algorithm
     * @return the created context
     * @throws CIFSException if initialization fails
     */
    public PreauthIntegrityContext initializeSession(String sessionId, byte[] salt, int hashAlgorithm) throws CIFSException {
        if (sessionId == null || sessionId.isEmpty()) {
            throw new CIFSException("Session ID cannot be null or empty");
        }