*
     * @param config the configuration
     * @param fid the file identifier
     * @param offset the file offset to read from
     * @param maxCount the maximum number of bytes to read
     * @param andx the next command in the chain
     */
    public SmbComReadAndX(final Configuration config, final int fid, final long offset, final int maxCount, final ServerMessageBlock andx) {
        super(config, SMB_COM_READ_ANDX, andx);

	fileState

	ReadFrom(io.Reader) (int64, error)
}

// Flush finishes writing the current file's block padding.
// The current file must be fully written before Flush can be called.
//
// This is unnecessary as the next call to [Writer.WriteHeader] or [Writer.Close]
// will implicitly flush out the file's padding.
func (tw *Writer) Flush() error {
	if tw.err != nil {
		return tw.err
	}
	if nb := tw.curr.logicalRemaining(); nb > 0 {

   */
  @VisibleForTesting
  static int chooseTableSize(int setSize) {
    if (setSize == 1) {
      return 2;
    }
    // Correct the size for open addressing to match desired load factor.
    // Round up to the next highest power of 2.
    int tableSize = Integer.highestOneBit(setSize - 1) << 1;
    while (tableSize * DESIRED_LOAD_FACTOR < setSize) {
      tableSize <<= 1;
    }
    return tableSize;
  }

        public void setNextResponse(CommonServerMessageBlockResponse nextResponse) {
            this.nextResponse = nextResponse;
        }

        @Override
        public void prepare(CommonServerMessageBlockRequest next) {
            // Mock implementation - do nothing
        }

        @Override
        public void reset() {
            // Mock implementation - reset state
            this.async = false;

        @Override
        public boolean hasNext() {
          return nextOrNull != null;
        }

        @Override
        public Entry<K, V> next() {
          if (nextOrNull == null) {
            throw new NoSuchElementException();
          }
          try {
            return nextOrNull;
          } finally {
            toRemove = nextOrNull;

		}
		received := string(b)
		if received != "message one\n" {
			cerr = fmt.Errorf(`server: expected: "message one\n", got: %v`, received)
			return
		}

		// Set a deadline in the past to indicate we want the next read to fail.
		// Ensure we don't override it on read.
		deadlineconn.SetReadDeadline(time.Unix(1, 0))

		// Be sure to exceed update interval
		time.Sleep(updateInterval * 2)

		_, terr = deadlineconn.Read(b)

 *
 * Each derivation can capture the next value or any intermediate objects for later closing.
 *
 * <p>A step can be the input to at most one derived step. Once you transform its value, catch its
 * exception, or combine it with others, you cannot do anything else with it, including declare it
 * to be the last step of the pipeline.
 *
 * <h4>Transforming</h4>
 *

          if (closed) return false

          while (delegate.hasNext()) {
            nextSnapshot = delegate.next()?.snapshot() ?: continue
            return true
          }
        }

        return false
      }

      override fun next(): Snapshot {
        if (!hasNext()) throw NoSuchElementException()
        removeSnapshot = nextSnapshot
        nextSnapshot = null

      // index * (dataset.length - 1) / scale. If there is no remainder, we can just find the value
      // whose index in the sorted dataset equals the quotient; if there is a remainder, we
      // interpolate between that and the next value.

      // Since index and (dataset.length - 1) are non-negative ints, their product can be expressed
      // as a long, without risk of overflow:
      long numerator = (long) index * (dataset.length - 1);

 *     [RealConnection.isEligible] for details.
 *
 *  3. Attempt plans from prior connect attempts for this call. These occur as either follow-ups to
 *     failed connect attempts (such as trying the next [ConnectionSpec]), or as attempts that lost
 *     a race in fast follow-up.
 *
 *  4. If there's no existing connection, make a list of routes (which may require blocking DNS