// Arrange
        byte[] largeData = new byte[1000];
        for (int i = 0; i < largeData.length; i++) {
            largeData[i] = (byte) (i % 256);
        }
        int offset = 990;
        int length = 10;

        TransTransactNamedPipe trans = new TransTransactNamedPipe(mockConfig, TEST_FID, largeData, offset, length);
        byte[] dst = new byte[100];

        // Act

            fail();
        } catch (final MultipleCrawlingAccessException e) {
            // ok
            final Throwable[] causes = e.getCauses();
            assertEquals(5, causes.length);
        }
        assertEquals(1, testListener.startCount);
        assertEquals(5, testListener.requestCount);
        assertEquals(5, testListener.exceptionCount);
        assertEquals(1, testListener.endCount);

    }

    /**
     * Helper method to create a test string of specified length
     */
    private String createTestString(int length) {
        StringBuilder sb = new StringBuilder(length);
        for (int i = 0; i < length; i++) {
            sb.append((char) ('A' + (i % 26)));
        }
        return sb.toString();
    }

    /**

            // Provide empty arrays to satisfy code paths
            rpc.names = new lsarpc.LsarTransNameArray();
            rpc.names.count = sids.length;
            rpc.names.names = new lsarpc.LsarTranslatedName[sids.length];
            for (int i = 0; i < sids.length; i++) {
                rpc.names.names[i] = new lsarpc.LsarTranslatedName();
                rpc.names.names[i].sid_type = (short) jcifs.SID.SID_TYPE_UNKNOWN;

     * @param buf the buffer containing the fragment
     * @param off the offset into the buffer
     * @param length the length of data to send
     * @param isDirect whether to use direct transmission
     * @throws IOException if an I/O error occurs
     */
    protected abstract void doSendFragment(byte[] buf, int off, int length, boolean isDirect) throws IOException;

    /**
     * Receives a DCERPC fragment from the remote endpoint

            return buf.toString();
        }
        return buf.substring(buf.length() - length, buf.length());
    }

     */
    public int writeWireFormat(final byte[] dst, final int dstIndex) {
        length = writeTrailerWireFormat(dst, dstIndex + HEADER_LENGTH);
        writeHeaderWireFormat(dst, dstIndex);
        return HEADER_LENGTH + length;
    }

    int readWireFormat(final InputStream in, final byte[] buffer, final int bufferIndex) throws IOException {
        readHeaderWireFormat(in, buffer, bufferIndex);

    private final long sourceOffset;
    private final long targetOffset;
    private final int length;

    /**
     * Constructs a server copy chunk descriptor
     * @param soff the source file offset
     * @param toff the target file offset
     * @param len the length of data to copy
     */
    public SrvCopychunk(final long soff, final long toff, final int len) {
        this.sourceOffset = soff;

        assertEquals(0, used, "readBytesWireFormat is unimplemented and must return 0");
    }

    private static byte[] subArray(byte[] src, int offset, int length) {
        byte[] dst = new byte[length];
        System.arraycopy(src, offset, dst, 0, length);
        return dst;
    }

        int bytesRead = response.readDataWireFormat(data, 0, data.length);

        assertEquals(40, bytesRead, "Should read 40 bytes for the two entries.");
        assertNotNull(response.results, "Results should not be null.");
        assertEquals(2, response.results.length, "Should have 2 share entries.");

        SmbShareInfo share1 = (SmbShareInfo) response.results[0];