length = readInt4( buffer, bufferIndex );
        return 4;
    }
    int readDataWireFormat( byte[] buffer, int bufferIndex, int len ) {
        int start = bufferIndex;

        if (errorCode != 0)
            return 4;

        try {
            securityDescriptor = new SecurityDescriptor();
            bufferIndex += securityDescriptor.decode(buffer, bufferIndex, len);
        } catch (IOException ioe) {

    public int errorClass;
    public int errorCode;

    public static String getErrorString( int errorClass, int errorCode ) {
        String result = "";
        switch( errorClass ) {
            case SUCCESS:
                result += "SUCCESS";
                break;
            case ERR_NAM_SRVC:
                result += "ERR_NAM_SRVC/";
                switch( errorCode ) {
                    case FMT_ERR:

        }

        final String errorCode = UUID.randomUUID().toString();
        if (logger.isDebugEnabled()) {
            logger.debug("[{}] {}", errorCode, stacktraceString.get().replace("\n", "\\n"));
        } else {
            logger.warn("[{}] {}", errorCode, cause.getMessage());
        }
        return "error_code:" + errorCode;
    }

                return;
            case SessionServicePacket.NEGATIVE_SESSION_RESPONSE:
                int errorCode = (int)( in.read() & 0xFF );
                close();
                throw new NbtException( NbtException.ERR_SSN_SRVC, errorCode );
            case -1:
                throw new NbtException( NbtException.ERR_SSN_SRVC, NbtException.CONNECTION_REFUSED );
            default:

        this.isPrimary = this.hasMore = true;
        this.parametersDone = this.dataDone = false;
    }


    @Override
    public boolean hasMoreElements () {
        return this.errorCode == 0 && this.hasMore;
    }


    @Override
    public SmbComTransactionResponse nextElement () {
        if ( this.isPrimary ) {
            this.isPrimary = false;
        }
        return this;

                result += "Unknown error code: " + errorCode;
            }
            break;
        default:
            result += "unknown error class: " + errorClass;
        }
        return result;
    }


    public NbtException ( int errorClass, int errorCode ) {
        super(getErrorString(errorClass, errorCode));
        this.errorClass = errorClass;
        this.errorCode = errorCode;
    }

        System.out.println(message);
        assertContains(message, "ErrorCode=7650");
        assertContains(message, "SQLState=fooState");
        assertContains(message, "some reason");
        assertContains(message, "ErrorCode=7660");
        assertContains(message, "SQLState=barState");
        assertContains(message, "hoge reason");
        assertContains(message, "ErrorCode=7670");
        assertContains(message, "SQLState=bazState");

    void reset() {
        super.reset();
        bufDataStart = 0;
        isPrimary = hasMore = true; 
        parametersDone = dataDone = false;
    }
    public boolean hasMoreElements() {
        return errorCode == 0 && hasMore;
    }
    public Object nextElement() {
        if( isPrimary ) {
            isPrimary = false;
        }
        return this;
    }