* Constructs a transaction request.
     *
     * @param config the configuration to use
     * @param command the SMB command code
     * @param subCommand the transaction subcommand code
     */
    protected SmbComTransaction(final Configuration config, final byte command, final byte subCommand) {
        super(config, command);
        this.subCommand = subCommand;
        this.maxDataCount = config.getTransactionBufferSize() - 512;

    /**
     * Constructs a transaction response with specified command.
     *
     * @param config the configuration to use
     * @param command the SMB command code
     * @param subcommand the transaction subcommand code
     */
    protected SmbComTransactionResponse(final Configuration config, final byte command, final byte subcommand) {
        super(config, command);
        this.subCommand = subcommand;
    }

    /**

 * execute}.
 */
@GwtCompatible
enum DirectExecutor implements Executor {
  INSTANCE;

  @Override
  public void execute(Runnable command) {
    command.run();
  }

  @Override
  public String toString() {
    return "MoreExecutors.directExecutor()";
  }

      Runnable command, long initialDelay, long period, TimeUnit unit) {
    return delegate.scheduleAtFixedRate(wrapTask(command), initialDelay, period, unit);
  }

  @Override
  public final ScheduledFuture<?> scheduleWithFixedDelay(
      Runnable command, long initialDelay, long delay, TimeUnit unit) {
    return delegate.scheduleWithFixedDelay(wrapTask(command), initialDelay, delay, unit);
  }

    @Override
    protected <T> Callable<T> wrapTask(Callable<T> callable) {
      return new WrappedCallable<T>(callable);
    }

    @Override
    protected Runnable wrapTask(Runnable command) {
      return new WrappedRunnable(command);
    }
  }

  private static final class MockExecutor implements ScheduledExecutorService {
    String lastMethodCalled = "";
    long lastInitialDelay;
    long lastDelay;

    void testToStringUnknownCommand() {
        smb.command = (byte) 0xFF; // Unknown command
        smb.errorCode = 0;
        smb.mid = 1;
        String str = smb.toString();
        assertTrue(str.contains("command=UNKNOWN"));
    }

                openFunction = OPEN_FN_CREATE | OPEN_FN_OPEN;
            }
        } else {
            openFunction = OPEN_FN_OPEN;
        }
    }

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

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

    }

    @Test
    public void testConstructor() {
        // Test if the constructor sets the file name and command correctly
        assertEquals(TEST_FILE_NAME, smbComQueryInformation.path);
        assertEquals(ServerMessageBlock.SMB_COM_QUERY_INFORMATION, smbComQueryInformation.command);
    }

    @Test
    public void testWriteParameterWordsWireFormat() {

/**
 * Exception thrown when command execution fails.
 * This exception indicates that an external command or process execution encountered an error.
 */
public class CommandExecutionException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructor with error message.
     * @param message The error message describing the command execution failure.
     */

        result = response.readParametersWireFormat(smallBuffer, 0, -1);
        assertEquals(0, result);
    }

    @Test
    @DisplayName("Test command type is correct")
    void testCommandType() {
        // Verify that the command is not set in constructor (defaults to 0)
        assertEquals(0, response.getCommand());

        // Verify we can change the subcommand