return 0;
    }

    @Override
    protected int readParameterWordsWireFormat(final byte[] buffer, int bufferIndex) {
        final int start = bufferIndex;

        bufferIndex += 2; // reserved
        this.dataCompactionMode = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 4; // 2 reserved

          runCalled.getAndIncrement();
        },
        directExecutor());
    Runnable execute = list::execute;
    Thread thread1 = new Thread(execute);
    Thread thread2 = new Thread(execute);
    thread1.start();
    thread2.start();
    assertEquals(0, runCalled.get());
    okayToRun.countDown();
    thread1.join();
    thread2.join();
    assertEquals(1, runCalled.get());
  }

  public void testAddAfterRun() throws Exception {

        final int start = dstIndex;

        writeInt2(informationLevel, dst, dstIndex);
        dstIndex += 2;
        dst[dstIndex] = (byte) 0x00;
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        dst[dstIndex++] = (byte) 0x00;
        dst[dstIndex++] = (byte) 0x00;
        dstIndex += writeString(path, dst, dstIndex);

        return dstIndex - start;
    }

    @Override

    int getBatchLimit(final byte command) {
        return command == SMB_COM_CLOSE ? BATCH_LIMIT : 0;
    }

    @Override
    int writeParameterWordsWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        writeInt2(fid, dst, dstIndex);
        dstIndex += 2;
        writeInt4(offset, dst, dstIndex);
        dstIndex += 4;
        writeInt2(maxCount, dst, dstIndex);
        dstIndex += 2;

        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        return 2;
    }

    @Override
    int writeParametersWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        writeInt2(sid, dst, dstIndex);
        dstIndex += 2;
        writeInt2(Trans2FindFirst2.LIST_COUNT, dst, dstIndex);
        dstIndex += 2;
        writeInt2(informationLevel, dst, dstIndex);

            activeWatchers.put(directoryPath, handle);

            // Start async change notification
            startAsyncNotification(handle);

        } catch (Exception e) {
            log.error("Failed to start directory watching for: " + directoryPath, e);
        }
    }

    /**
     * Stop watching a directory
     *

        NtTransQuerySecurityDesc cmd = new NtTransQuerySecurityDesc(fid, securityInformation);
        byte[] dst = new byte[15]; // Increased buffer size to accommodate offset + 8 bytes
        int offset = 3; // start in the middle to ensure no tail is overwritten
        int bytesWritten = cmd.writeParametersWireFormat(dst, offset);
        assertEquals(8, bytesWritten, "writeParametersWireFormat should write 8 bytes");

                // if we're in the process of building up another arg, push it and start over.
                // this is for the case: "-Dfoo=bar "-Dfoo2=bar two" (note the first unterminated quote)
                if (currentArg != null) {
                    cleaned.add(currentArg.toString());
                }

                // start building an argument here.
                currentArg = new StringBuilder(arg.substring(1));

    // Test default state of not started.
    assertEquals(1, listenerLatch.getCount());
    assertFalse(task.isDone());
    assertFalse(task.isCancelled());

    // Start the task to put it in the RUNNING state.  Have to use a separate
    // thread because the task will block on the task latch after unblocking
    // the run latch.
    exec.execute(task);
    runLatch.await();

     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, int bufferIndex) throws SMBProtocolDecodingException {
        final int start = bufferIndex;
        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 17) {
            throw new SMBProtocolDecodingException("Expected structureSize = 17");
        }