*/
    public static final class ExitException extends InvokerException {
        private final int exitCode;

        public ExitException(int exitCode) {
            super("EXIT=" + exitCode);
            this.exitCode = exitCode;
        }

        public int getExitCode() {
            return exitCode;
        }
    }

    /** The number of threads used by the crawler */
    protected int numOfThread = 10;

    /** The maximum number of times to check for active threads. */
    protected int maxThreadCheckCount = 20;

    /** The maximum depth for crawling. A value of -1 indicates no depth check. */
    protected int maxDepth = -1;

    /** The maximum number of URLs to access. A value of 0 indicates no limit. */

     * @param exclusive
     *            whether to acquire an unshared connection
     * @return a transport connection to the target
     */
    SmbTransport getSmbTransport(CIFSContext tc, Address address, int port, InetAddress localAddr, int localPort, String hostName,
            boolean exclusive);

    /**
     * Gets or creates an SMB transport for the given context.
     *
     * @param tc
     *            context to use

    static final int INVERSE_COMPUTE_FOR_WORD_OF_ALL_1S = 0xeee3ddcd;

    static int computeForWord(int word) {
      return strideTable[3][word & 0xFF]
          ^ strideTable[2][(word >>> 8) & 0xFF]
          ^ strideTable[1][(word >>> 16) & 0xFF]
          ^ strideTable[0][word >>> 24];
    }

    static int combine(int csum, int crc) {
      csum ^= crc;

                "1000, 0, 8, 512", // No free space
                "1000, 1000, 8, 512" // All space free
        })
        void shouldDecodeVariousSectorConfigurations(long alloc, long free, int sectPerAlloc, int bytesPerSect)
                throws SMBProtocolDecodingException {
            // Given
            ByteBuffer buffer = ByteBuffer.allocate(24);
            buffer.order(ByteOrder.LITTLE_ENDIAN);

        // Sequence: 'a','b','\r','\n','c','\n'
        when(raf.read()).thenReturn((int) 'a', (int) 'b', (int) '\r', (int) '\n');
        assertEquals("ab", raf.readLine());

        when(raf.read()).thenReturn((int) 'c', (int) '\n');
        assertEquals("c", raf.readLine());

        when(raf.read()).thenReturn(-1);
        assertNull(raf.readLine());
    }

     */
    private static int getAccessibleMethods(Class<?> clazz, MethodInfo[] methodInfos, int upcastCount) {
        int l = methodInfos.length;

        // if this class is public, then check each of the currently
        // 'non-upcasted' methods to see if we have a match
        if (Modifier.isPublic(clazz.getModifiers())) {
            for (int i = 0; i < l && upcastCount < l; ++i) {
                try {

        byte[] domainBytes = "DOMAIN\0".getBytes("US-ASCII");
        // Use reflection to set protected byteCount field
        int byteCountValue = 8 + domainBytes.length;
        setByteCount(response, byteCountValue);
        byte[] buffer = new byte[byteCountValue];
        int bufferIndex = 0;
        byte[] key = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 };
        System.arraycopy(key, 0, buffer, bufferIndex, key.length);

     */
    protected byte[] createTestData(int size) {
        byte[] data = new byte[size];
        for (int i = 0; i < size; i++) {
            data[i] = (byte) (i % 256);
        }
        return data;
    }

    /**
     * Create a test string with specified length
     */
    protected String createTestString(int length) {
        StringBuilder sb = new StringBuilder(length);

                return false;
            }

            return true;
        }

        public long getDelayMs(int attemptNumber) {
            if (!exponentialBackoff) {
                return initialDelayMs;
            }

            long delay = initialDelayMs;
            for (int i = 1; i < attemptNumber; i++) {
                delay = (long) (delay * backoffMultiplier);
            }