internal Publication(ClientConductor clientConductor, string channel, int streamId, int sessionId, IReadablePosition positionLimit, LogBuffers logBuffers, long registrationId)
{
var buffers = logBuffers.AtomicBuffers();
var logMetaDataBuffer = buffers[LogBufferDescriptor.LOG_META_DATA_SECTION_INDEX];
for (var i = 0; i < LogBufferDescriptor.PARTITION_COUNT; i++)
{
_termAppenders[i] = new TermAppender(buffers[i], buffers[i + LogBufferDescriptor.PARTITION_COUNT]);
}
var termLength = logBuffers.TermLength();
_maxPayloadLength = LogBufferDescriptor.MtuLength(logMetaDataBuffer) - DataHeaderFlyweight.HEADER_LENGTH;
MaxMessageLength = FrameDescriptor.ComputeMaxMessageLength(termLength);
_clientConductor = clientConductor;
Channel = channel;
StreamId = streamId;
SessionId = sessionId;
InitialTermId = LogBufferDescriptor.InitialTermId(logMetaDataBuffer);
_logMetaDataBuffer = logMetaDataBuffer;
RegistrationId = registrationId;
_positionLimit = positionLimit;
_logBuffers = logBuffers;
_positionBitsToShift = IntUtil.NumberOfTrailingZeros(termLength);
_headerWriter = new HeaderWriter(LogBufferDescriptor.DefaultFrameHeader(logMetaDataBuffer));
}
internal Publication(
ClientConductor clientConductor,
string channel,
int streamId,
int sessionId,
IReadablePosition positionLimit,
int channelStatusId,
LogBuffers logBuffers,
long originalRegistrationId,
long registrationId)
{
_logMetaDataBuffer = logBuffers.MetaDataBuffer();
TermBufferLength = logBuffers.TermLength();
MaxMessageLength = FrameDescriptor.ComputeMaxMessageLength(TermBufferLength);
MaxPayloadLength = LogBufferDescriptor.MtuLength(_logMetaDataBuffer) - DataHeaderFlyweight.HEADER_LENGTH;
_maxPossiblePosition = TermBufferLength * (1L << 31);
_conductor = clientConductor;
Channel = channel;
StreamId = streamId;
SessionId = sessionId;
InitialTermId = LogBufferDescriptor.InitialTermId(_logMetaDataBuffer);
_originalRegistrationId = originalRegistrationId;
RegistrationId = registrationId;
_positionLimit = positionLimit;
_channelStatusId = channelStatusId;
_logBuffers = logBuffers;
PositionBitsToShift = LogBufferDescriptor.PositionBitsToShift(TermBufferLength);
_headerWriter = new HeaderWriter(LogBufferDescriptor.DefaultFrameHeader(_logMetaDataBuffer));
}
internal ConcurrentPublication(
ClientConductor clientConductor,
string channel,
int streamId,
int sessionId,
IReadablePosition positionLimit,
int channelStatusId,
LogBuffers logBuffers,
long originalRegistrationId,
long registrationId)
: base(
clientConductor,
channel,
streamId,
sessionId,
positionLimit,
channelStatusId,
logBuffers,
originalRegistrationId,
registrationId,
FrameDescriptor.ComputeMaxMessageLength(logBuffers.TermLength())
)
{
var buffers = logBuffers.DuplicateTermBuffers();
for (var i = 0; i < LogBufferDescriptor.PARTITION_COUNT; i++)
{
_termAppenders[i] = new TermAppender(buffers[i], _logMetaDataBuffer, i);
}
}
public void ShouldReportMaxMessageLength()
{
Assert.AreEqual(_publication.MaxMessageLength, FrameDescriptor.ComputeMaxMessageLength(LogBufferDescriptor.TERM_MIN_LENGTH));
}
