*
     * @param attemptNumber the current attempt number
     * @return true if retry should be attempted
     */
    public boolean shouldRetry(int attemptNumber) {
        return retryPolicy.shouldRetry(this, attemptNumber);
    }

    /**
     * Get the delay before next retry
     *
     * @param attemptNumber the current attempt number
     * @return delay in milliseconds
     */

     * @throws SmbException if an error occurs checking protocol version
     */
    boolean isSMB2() throws SmbException;

    /**
     * Gets the number of currently pending requests.
     *
     * @return number of inflight requests
     */
    int getInflightRequests();

    public final void setUid(final int uid) {
        this.uid = uid;
    }

    /**
     * Gets the signature sequence number
     * @return the signSeq
     */
    public int getSignSeq() {
        return this.signSeq;
    }

    /**
     * Sets the signature sequence number
     * @param signSeq
     *            the signSeq to set
     */
    public final void setSignSeq(final int signSeq) {

   *
   * @param q the blocking queue to be drained
   * @param buffer where to add the transferred elements
   * @param numElements the number of elements to be waited for
   * @param timeout how long to wait before giving up
   * @return the number of elements transferred
   * @throws InterruptedException if interrupted while waiting
   * @since 33.4.0 (but since 28.0 in the JRE flavor)
   */

    /** Maximum buffer size for SMB transaction operations */
    protected int transactionBufferSize = 0xFFFF - 512;
    /** Number of buffers to keep in cache */
    protected int bufferCacheSize = 16;
    /** Maximum size for list operations */
    protected int smbListSize = 65435;
    /** Maximum number of entries to return in list operations */
    protected int smbListCount = 200;

   * value in the manner of {@link Number#shortValue}.
   *
   * <p>Elements are copied from the argument collection as if by {@code collection.toArray()}.
   * Calling this method is as thread-safe as calling that method.
   *
   * @param collection a collection of {@code Number} instances

   * that this method will return a different number of chars than would be returned by reading all
   * of the chars.
   *
   * <p>Additionally, for mutable sources such as {@code StringBuilder}s, a subsequent read may
   * return a different number of chars if the contents are changed.
   *
   * @since 19.0
   */
  public Optional<Long> lengthIfKnown() {

   * that this method will return a different number of chars than would be returned by reading all
   * of the chars.
   *
   * <p>Additionally, for mutable sources such as {@code StringBuilder}s, a subsequent read may
   * return a different number of chars if the contents are changed.
   *
   * @since 19.0
   */
  public Optional<Long> lengthIfKnown() {

   * value in the manner of {@link Number#shortValue}.
   *
   * <p>Elements are copied from the argument collection as if by {@code collection.toArray()}.
   * Calling this method is as thread-safe as calling that method.
   *
   * @param collection a collection of {@code Number} instances

    /**
     * Do not instantiate.
     */
    protected ThreadUtil() {
    }

    /**
     * Causes the currently executing thread to sleep (temporarily cease execution) for the specified number of milliseconds.
     *
     * @param millis
     *            the length of time to sleep in milliseconds
     * @throws InterruptedRuntimeException
     *             if any thread has interrupted the current thread.