}

    @Override
    protected int writeSetupWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    protected int writeParametersWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    protected int writeDataWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override

     */
    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt2(this.ciphers != null ? this.ciphers.length : 0, dst, dstIndex);
        dstIndex += 2;

        if (this.ciphers != null) {
            for (final int cipher : this.ciphers) {
                SMBUtil.writeInt2(cipher, dst, dstIndex);
                dstIndex += 2;
            }

     */
    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt8(this.sourceOffset, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt8(this.targetOffset, dst, dstIndex);
        dstIndex += 8;
        SMBUtil.writeInt4(this.length, dst, dstIndex);
        dstIndex += 4;
        dstIndex += 4; // reserved

     *
     * @see jcifs.Encodable#encode(byte[], int)
     */
    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        System.arraycopy(this.sourceKey, 0, dst, dstIndex, 24);
        dstIndex += 24;

        SMBUtil.writeInt4(this.chunks.length, dst, dstIndex);
        dstIndex += 4;

        dstIndex += 4; // Reserved

            // Given
            byte[] dst = new byte[100];
            int dstIndex = 10;

            // When
            Method method = SmbComNtCancel.class.getDeclaredMethod("writeParameterWordsWireFormat", byte[].class, int.class);
            method.setAccessible(true);
            int result = (int) method.invoke(cancel, dst, dstIndex);

            // Then
            assertEquals(0, result);

    protected int writeSetupWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt4(this.completionFilter, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        dst[dstIndex] = this.watchTree ? (byte) 0x01 : (byte) 0x00; // watchTree
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00; // Reserved

     *
     * @see jcifs.Encodable#encode(byte[], int)
     */
    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        SMBUtil.writeInt2(this.hashAlgos != null ? this.hashAlgos.length : 0, dst, dstIndex);
        SMBUtil.writeInt2(this.salt != null ? this.salt.length : 0, dst, dstIndex + 2);
        dstIndex += 4;

        if (this.hashAlgos != null) {

        return Arrays.copyOf(key, LEASE_KEY_SIZE);
    }

    /**
     * Write the lease key to a buffer
     *
     * @param dst destination buffer
     * @param dstIndex starting index in destination buffer
     */
    public void encode(byte[] dst, int dstIndex) {
        System.arraycopy(key, 0, dst, dstIndex, LEASE_KEY_SIZE);
    }

    /**
     * Check if this is a zero key (all bytes are zero)
     *

        public byte[] getName() {
            return name;
        }

        @Override
        public int encode(byte[] dst, int dstIndex) {
            encodeCallCount++;
            if (throwOnEncode) {
                throw new RuntimeException("Test encode error");
            }
            if (dst == null) {
                throw new IllegalArgumentException("Destination buffer cannot be null");
            }

        }

        return pad + parameterCount + pad1 + dataCount;
    }

    abstract int writeSetupWireFormat(byte[] dst, int dstIndex);

    abstract int writeParametersWireFormat(byte[] dst, int dstIndex);

    abstract int writeDataWireFormat(byte[] dst, int dstIndex);

    abstract int readSetupWireFormat(byte[] buffer, int bufferIndex, int len);