this.txn_buf = null;
        return buf;
    }

    /**
     * Gets the transaction subcommand
     * @return the subCommand
     */
    public final byte getSubCommand() {
        return this.subCommand;
    }

    /**
     * Sets the transaction subcommand
     * @param subCommand
     *            the subCommand to set
     */

        this.resumeKey = rk;
        this.filename = lastName;
        this.flags2 = 0;
    }

    @Override
    protected int writeSetupWireFormat(final byte[] dst, int dstIndex) {
        dst[dstIndex] = getSubCommand();
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        return 2;
    }

    @Override
    protected int writeParametersWireFormat(final byte[] dst, int dstIndex) {

        assertNotNull(trans2QueryPathInfo);
        assertEquals(ServerMessageBlock.SMB_COM_TRANSACTION2, trans2QueryPathInfo.getCommand());
        assertEquals(SmbComTransaction.TRANS2_QUERY_PATH_INFORMATION, trans2QueryPathInfo.getSubCommand());
    }

    @Test
    void testConstructorWithDifferentInformationLevels() {
        // Test with FILE_BASIC_INFO

        assertNotNull(transCallNamedPipe);
        assertEquals(SmbComTransaction.SMB_COM_TRANSACTION, transCallNamedPipe.getCommand());
        assertEquals(SmbComTransaction.TRANS_CALL_NAMED_PIPE, transCallNamedPipe.getSubCommand());
        assertEquals(0xFFFFFFFF, transCallNamedPipe.timeout);
        assertEquals(0, transCallNamedPipe.maxParameterCount);
        assertEquals(0xFFFF, transCallNamedPipe.maxDataCount);

        assertEquals(ServerMessageBlock.SMB_COM_TRANSACTION2, trans2FindFirst2.getCommand());
        assertEquals(Trans2FindFirst2.TRANS2_FIND_FIRST2, trans2FindFirst2.getSubCommand());
        assertEquals("\\test\\path\\", trans2FindFirst2.getPath());
    }

    @Test
    @DisplayName("Test constructor with path ending in backslash")
    void testConstructorWithPathEndingInBackslash() {

        assertNotNull(trans2QueryFSInfo);
        assertEquals(ServerMessageBlock.SMB_COM_TRANSACTION2, trans2QueryFSInfo.getCommand());
        assertEquals(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION, trans2QueryFSInfo.getSubCommand());
    }

    @Test
    @DisplayName("Test constructor with FS_SIZE_INFO")
    void testConstructorWithFsSizeInfo() {
        // Create instance with FS_SIZE_INFO

        assertNotNull(trans2SetFileInfo);
        assertEquals(ServerMessageBlock.SMB_COM_TRANSACTION2, trans2SetFileInfo.getCommand());
        assertEquals(SmbComTransaction.TRANS2_SET_FILE_INFORMATION, trans2SetFileInfo.getSubCommand());
    }

    @Test
    @DisplayName("Test constructor with individual parameters")
    void testConstructorWithIndividualParameters() {
        // Create instance with individual parameters

            Trans2GetDfsReferralResponse localResponse = new Trans2GetDfsReferralResponse(mockConfig);

            assertNotNull(localResponse);
            assertEquals(SmbComTransaction.TRANS2_GET_DFS_REFERRAL, localResponse.getSubCommand());
        }

        @Test
        @DisplayName("Should initialize DfsReferralResponseBuffer")
        void testDfsResponseBufferInitialization() {
            assertNotNull(response.getDfsResponse());

                break;
            case ServerMessageBlock.SMB_COM_TRANSACTION:
            case ServerMessageBlock.SMB_COM_TRANSACTION2:
                switch (((SmbComTransaction) request).getSubCommand() & 0xFF) {
                case SmbComTransaction.NET_SHARE_ENUM:
                case SmbComTransaction.NET_SERVER_ENUM2:
                case SmbComTransaction.NET_SERVER_ENUM3:

        this.txn_buf = null;
        return buf;
    }

    /**
     * Gets the transaction subcommand
     * @return the subCommand
     */
    public final byte getSubCommand() {
        return this.subCommand;
    }

    /**
     * Sets the transaction subcommand
     * @param subCommand
     *            the subCommand to set
     */