/** Map of file paths for thumbnail generation. */
    protected Map<String, String> filePathMap = new HashMap<>();

    /** The name of this thumbnail generator. */
    protected String name;

    /** Maximum number of redirects to follow. */
    protected int maxRedirectCount = 10;

    /** Availability status of this generator. */
    protected Boolean available = null;

    /**

        List<RelatedContent> testData = new ArrayList<>();
        testData.add(createRelatedContent("regex:test.*", "Test Content for __QUERY__", ""));
        testData.add(createRelatedContent("regex:[0-9]+", "Number: __QUERY__", ""));
        mockBhv.setTestData(testData);

        relatedContentHelper.load();

        String[] results = relatedContentHelper.getRelatedContents("testing");

	AmzDecodedContentLength = "X-Amz-Decoded-Content-Length"
	AmzTrailer              = "X-Amz-Trailer"
	AmzMaxParts             = "X-Amz-Max-Parts"
	AmzPartNumberMarker     = "X-Amz-Part-Number-Marker"

	// Constants used for GetObjectAttributes and GetObjectVersionAttributes
	AmzObjectAttributes = "X-Amz-Object-Attributes"

	AmzMetaUnencryptedContentLength = "X-Amz-Meta-X-Amz-Unencrypted-Content-Length"

        // create runner instance
        runner = new OpenSearchRunner();
        // create ES nodes
        final String clusterName = UUID.randomUUID().toString();
        runner.onBuild((number, settingsBuilder) -> {
            settingsBuilder.put("http.cors.enabled", true);
            settingsBuilder.put("discovery.type", "single-node");
        }).build(newConfigs().clusterName(clusterName).numOfNode(1));

    return new LinkedListMultimap<>();
  }

  /**
   * Constructs an empty {@code LinkedListMultimap} with enough capacity to hold the specified
   * number of keys without rehashing.
   *
   * @param expectedKeys the expected number of distinct keys
   * @throws IllegalArgumentException if {@code expectedKeys} is negative
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>

        return version;
    }

    /**
     * Gets the major version number.
     *
     * @return The major version number.
     */
    public int getMajorVersion() {
        return majorVersion;
    }

    /**
     * Gets the minor version number.
     *
     * @return The minor version number.
     */
    public int getMinorVersion() {
        return minorVersion;
    }

                if (value instanceof final Number num) {
                    value = num.intValue();
                } else {
                    value = DfTypeUtil.toInteger(value.toString());
                }
            } else if (longFieldSet.contains(key)) {
                if (value instanceof final Number num) {
                    value = num.longValue();
                } else {

   */
  public static <E> Builder<E> builder() {
    return new Builder<>();
  }

  /**
   * Returns a new builder, expecting the specified number of distinct elements to be added.
   *
   * <p>If {@code expectedSize} is exactly the number of distinct elements added to the builder
   * before {@link Builder#build} is called, the builder is likely to perform better than an unsized
   * {@link #builder()} would have.

	}
	return b.buf[b.off : b.off+n], nil
}

// empty reports whether the unread portion of the buffer is empty.
func (b *Buffer) empty() bool { return len(b.buf) <= b.off }

// Len returns the number of bytes of the unread portion of the buffer;
// b.Len() == len(b.Bytes()).
func (b *Buffer) Len() int { return len(b.buf) - b.off }

// Cap returns the capacity of the buffer's underlying byte slice, that is, the

    /**
     * Executes the thumbnail purging job.
     * Removes thumbnail files that have exceeded the configured expiration time.
     *
     * @return a string containing the execution result with the number of deleted files or error message
     */
    public String execute() {
        try {
            final long count = ComponentUtil.getThumbnailManager().purge(getExpiry());