Beispiel #1
0
        internal void ValidateSequenceNumber(
            ref SequenceNumber sequenceNumber,
            SequenceNumberConstraint constraint,
            string paramName)
        {
            if (sequenceNumber == SequenceNumber.Invalid)
            {
                if ((constraint & SequenceNumberConstraint.CanBeInvalid) != 0)
                {
                    return;
                }
                else
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.SequenceNumberNotActive(paramName));
                }
            }

            if (sequenceNumber.Low != 0)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.SequenceNumberInvalid());
            }

            if ((constraint & SequenceNumberConstraint.CanBeInactive) == 0)
            {
                CLFS_INFORMATION info;
                GetLogFileInformation(out info);

                ulong lsn = sequenceNumber.High;
                if (lsn < info.BaseLsn || lsn > info.LastLsn)
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.SequenceNumberNotActive(paramName));
                }
            }
        }
Beispiel #2
0
        internal void ValidateSequenceNumber(
            ref SequenceNumber sequenceNumber,
            SequenceNumberConstraint constraint,
            string paramName)
        {
            if (sequenceNumber == SequenceNumber.Invalid)
            {
                if ((constraint & SequenceNumberConstraint.CanBeInvalid) != 0)
                {
                    return;
                }
                else
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.SequenceNumberNotActive(paramName));
                }
            }

            if (sequenceNumber.Low != 0)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.SequenceNumberInvalid());
            }

            if ((constraint & SequenceNumberConstraint.CanBeInactive) == 0)
            {
                CLFS_INFORMATION info;
                GetLogFileInformation(out info);

                ulong lsn = sequenceNumber.High;
                if (lsn < info.BaseLsn || lsn > info.LastLsn)
                {
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.SequenceNumberNotActive(paramName));
                }
            }
        }