static final Logger logger = LogManager.getLogger(GenerateThumbnailJob.class);

    /** Number of threads to use for thumbnail generation. */
    protected int numOfThreads = 1;

    /** Flag indicating whether to perform cleanup operations. */
    protected boolean cleanup = false;

    /**
     * Default constructor for the GenerateThumbnailJob.
     */
    public GenerateThumbnailJob() {
        super();

    /**
     * Function code to validate SMB2 negotiate information
     */
    public static final int FSCTL_VALIDATE_NEGOTIATE_INFO = 0x000140204;

    /**
     * Flag indicating this IOCTL is a file system control operation
     */
    public static final int SMB2_O_IOCTL_IS_FSCTL = 0x1;

    private byte[] fileId;
    private final int controlCode;
    private final byte[] outputBuffer;

* Read the body of the request as JSON.
* Convert the corresponding types (if needed).
* Validate the data.
    * If the data is invalid, it will return a nice and clear error, indicating exactly where and what was the incorrect data.
* Give you the received data in the parameter `item`.

     * This class handles the writing and committing of changes to the dictionary file.
     */
    protected class ProtwordsUpdater implements Closeable {

        /** Flag indicating if the update should be committed */
        protected boolean isCommit = false;

        /** Temporary file for storing updates */
        protected File newFile;

		os.RemoveAll(disk)
	}

	testCases := []struct {
		bucketName    string
		objName       string
		inputData     []byte
		inputMeta     map[string]string
		inputDataSize int64
		// flag indicating whether the test should pass.
		shouldPass bool
		// expected error output.
		expectedMd5   string
		expectedError error
	}{
		// Validating for success cases.

    @Resource
    protected SystemHelper systemHelper;

    /** Helper for document indexing operations */
    @Resource
    protected IndexingHelper indexingHelper;

    /** Flag indicating if crawling should be finished */
    protected boolean finishCrawling = false;

    /** Total execution time in milliseconds */
    protected long executeTime;

    /** Total number of processed documents */

     * and then replacing the original file upon successful commit.
     */
    protected class StopwordsUpdater implements Closeable {

        /** A flag indicating whether the changes have been committed. */
        protected boolean isCommit = false;

        /** The temporary file to write changes to. */
        protected File newFile;

   * @return the greatest value less than {@code value}, or {@code null} if {@code value} is {@code
   *     minValue()}
   */
  public abstract @Nullable C previous(C value);

  /**
   * Returns a signed value indicating how many nested invocations of {@link #next} (if positive) or
   * {@link #previous} (if negative) are needed to reach {@code end} starting from {@code start}.

 * caller's responsibility.
 *
 * @author Paul Marks
 * @since 10.0
 */
@Immutable
@GwtCompatible
public final class HostAndPort implements Serializable {
  /** Magic value indicating the absence of a port number. */
  private static final int NO_PORT = -1;

  /** Hostname, IPv4/IPv6 literal, or unvalidated nonsense. */
  private final String host;

    /**
     * Helper for managing content length validation and limits.
     */
    @Resource
    protected ContentLengthHelper contentLengthHelper;

    /**
     * Flag indicating whether the client has been initialized.
     */
    protected volatile boolean isInit = false;

    /**
     * The GCS Storage client instance for interacting with Google Cloud Storage.
     */