public virtual void SetUp()
{
RcvBuffer = new UnsafeBuffer(new byte[ALIGNED_FRAME_LENGTH]);
DataHeader = new DataHeaderFlyweight();
MockFragmentHandler = A.Fake<FragmentHandler>();
MockControlledFragmentHandler = A.Fake<IControlledFragmentHandler>();
Position = A.Fake<IPosition>(options => options.Wrapping(new AtomicLongPosition()));
LogBuffers = A.Fake<LogBuffers>();
ErrorHandler = A.Fake<ErrorHandler>();
Subscription = A.Fake<Subscription>();
AtomicBuffers = new UnsafeBuffer[(LogBufferDescriptor.PARTITION_COUNT * 2) + 1];
TermBuffers = new UnsafeBuffer[LogBufferDescriptor.PARTITION_COUNT];
DataHeader.Wrap(RcvBuffer);
for (var i = 0; i < LogBufferDescriptor.PARTITION_COUNT; i++)
{
AtomicBuffers[i] = new UnsafeBuffer(new byte[TERM_BUFFER_LENGTH]);
TermBuffers[i] = AtomicBuffers[i];
AtomicBuffers[i + LogBufferDescriptor.PARTITION_COUNT] = new UnsafeBuffer(new byte[LogBufferDescriptor.TERM_META_DATA_LENGTH]);
}
AtomicBuffers[LogBufferDescriptor.LOG_META_DATA_SECTION_INDEX] = new UnsafeBuffer(new byte[LogBufferDescriptor.LOG_META_DATA_LENGTH]);
A.CallTo(() => LogBuffers.AtomicBuffers()).Returns(AtomicBuffers);
A.CallTo(() => LogBuffers.TermLength()).Returns(TERM_BUFFER_LENGTH);
}
public virtual void SetUp()
{
RcvBuffer = new UnsafeBuffer(new byte[ALIGNED_FRAME_LENGTH]);
DataHeader = new DataHeaderFlyweight();
MockFragmentHandler = A.Fake <FragmentHandler>();
MockControlledFragmentHandler = A.Fake <IControlledFragmentHandler>();
Position = A.Fake <IPosition>(options => options.Wrapping(new AtomicLongPosition()));
LogBuffers = A.Fake <LogBuffers>();
ErrorHandler = A.Fake <ErrorHandler>();
Subscription = A.Fake <Subscription>();
AtomicBuffers = new UnsafeBuffer[(LogBufferDescriptor.PARTITION_COUNT * 2) + 1];
TermBuffers = new UnsafeBuffer[LogBufferDescriptor.PARTITION_COUNT];
DataHeader.Wrap(RcvBuffer);
for (var i = 0; i < LogBufferDescriptor.PARTITION_COUNT; i++)
{
AtomicBuffers[i] = new UnsafeBuffer(new byte[TERM_BUFFER_LENGTH]);
TermBuffers[i] = AtomicBuffers[i];
AtomicBuffers[i + LogBufferDescriptor.PARTITION_COUNT] = new UnsafeBuffer(new byte[LogBufferDescriptor.TERM_META_DATA_LENGTH]);
}
AtomicBuffers[LogBufferDescriptor.LOG_META_DATA_SECTION_INDEX] = new UnsafeBuffer(new byte[LogBufferDescriptor.LOG_META_DATA_LENGTH]);
A.CallTo(() => LogBuffers.AtomicBuffers()).Returns(AtomicBuffers);
A.CallTo(() => LogBuffers.TermLength()).Returns(TERM_BUFFER_LENGTH);
}
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));
}
/// <summary>
/// Construct a new image over a log to represent a stream of messages from a <seealso cref="Publication"/>.
/// </summary>
/// <param name="subscription"> to which this <seealso cref="Image"/> belongs. </param>
/// <param name="sessionId"> of the stream of messages. </param>
/// <param name="subscriberPosition"> for indicating the position of the subscriber in the stream. </param>
/// <param name="logBuffers"> containing the stream of messages. </param>
/// <param name="errorHandler"> to be called if an error occurs when polling for messages. </param>
/// <param name="sourceIdentity"> of the source sending the stream of messages. </param>
/// <param name="correlationId"> of the request to the media driver. </param>
public Image(Subscription subscription, int sessionId, IPosition subscriberPosition, LogBuffers logBuffers, ErrorHandler errorHandler, string sourceIdentity, long correlationId)
{
Subscription = subscription;
SessionId = sessionId;
_subscriberPosition = subscriberPosition;
_logBuffers = logBuffers;
_errorHandler = errorHandler;
SourceIdentity = sourceIdentity;
CorrelationId = correlationId;
var buffers = logBuffers.AtomicBuffers();
Array.Copy(buffers, 0, _termBuffers, 0, LogBufferDescriptor.PARTITION_COUNT);
var termLength = logBuffers.TermLength();
_termLengthMask = termLength - 1;
_positionBitsToShift = IntUtil.NumberOfTrailingZeros(termLength);
_header = new Header(LogBufferDescriptor.InitialTermId(buffers[LogBufferDescriptor.LOG_META_DATA_SECTION_INDEX]), _positionBitsToShift);
}
public void SetUp()
{
_sendBuffer = new byte[SendBufferCapacity];
_atomicSendBuffer = new UnsafeBuffer(_sendBuffer);
_logMetaDataBuffer = new UnsafeBuffer(new byte[LogBufferDescriptor.LOG_META_DATA_LENGTH]);
_termBuffers = new UnsafeBuffer[LogBufferDescriptor.PARTITION_COUNT];
_termMetaDataBuffers = new UnsafeBuffer[LogBufferDescriptor.PARTITION_COUNT];
_buffers = new UnsafeBuffer[LogBufferDescriptor.PARTITION_COUNT * 2 + 1];
_conductor = A.Fake <ClientConductor>();
_logBuffers = A.Fake <LogBuffers>();
_publicationLimit = A.Fake <IReadablePosition>();
A.CallTo(() => _publicationLimit.Volatile).Returns(2 * SendBufferCapacity);
A.CallTo(() => _logBuffers.AtomicBuffers()).Returns(_buffers);
A.CallTo(() => _logBuffers.TermLength()).Returns(LogBufferDescriptor.TERM_MIN_LENGTH);
LogBufferDescriptor.InitialTermId(_logMetaDataBuffer, TermID1);
LogBufferDescriptor.TimeOfLastStatusMessage(_logMetaDataBuffer, 0);
for (var i = 0; i < LogBufferDescriptor.PARTITION_COUNT; i++)
{
_termBuffers[i] = new UnsafeBuffer(new byte[LogBufferDescriptor.TERM_MIN_LENGTH]);
_termMetaDataBuffers[i] = new UnsafeBuffer(new byte[LogBufferDescriptor.TERM_META_DATA_LENGTH]);
_buffers[i] = _termBuffers[i];
_buffers[i + LogBufferDescriptor.PARTITION_COUNT] = _termMetaDataBuffers[i];
}
_buffers[LogBufferDescriptor.LOG_META_DATA_SECTION_INDEX] = _logMetaDataBuffer;
_publication = new Publication(_conductor, Channel, StreamID1, SessionID1, _publicationLimit, _logBuffers, CorrelationID);
_publication.IncRef();
LogBufferDescriptor.InitialiseTailWithTermId(_termMetaDataBuffers[0], TermID1);
}
public void SetUp()
{
_sendBuffer = new byte[SendBufferCapacity];
_atomicSendBuffer = new UnsafeBuffer(_sendBuffer);
_logMetaDataBuffer = new UnsafeBuffer(new byte[LogBufferDescriptor.LOG_META_DATA_LENGTH]);
_termBuffers = new UnsafeBuffer[LogBufferDescriptor.PARTITION_COUNT];
_termMetaDataBuffers = new UnsafeBuffer[LogBufferDescriptor.PARTITION_COUNT];
_buffers = new UnsafeBuffer[LogBufferDescriptor.PARTITION_COUNT*2 + 1];
_conductor = A.Fake<ClientConductor>();
_logBuffers = A.Fake<LogBuffers>();
_publicationLimit = A.Fake<IReadablePosition>();
A.CallTo(() => _publicationLimit.Volatile).Returns(2*SendBufferCapacity);
A.CallTo(() => _logBuffers.AtomicBuffers()).Returns(_buffers);
A.CallTo(() => _logBuffers.TermLength()).Returns(LogBufferDescriptor.TERM_MIN_LENGTH);
LogBufferDescriptor.InitialTermId(_logMetaDataBuffer, TermID1);
LogBufferDescriptor.TimeOfLastStatusMessage(_logMetaDataBuffer, 0);
for (var i = 0; i < LogBufferDescriptor.PARTITION_COUNT; i++)
{
_termBuffers[i] = new UnsafeBuffer(new byte[LogBufferDescriptor.TERM_MIN_LENGTH]);
_termMetaDataBuffers[i] = new UnsafeBuffer(new byte[LogBufferDescriptor.TERM_META_DATA_LENGTH]);
_buffers[i] = _termBuffers[i];
_buffers[i + LogBufferDescriptor.PARTITION_COUNT] = _termMetaDataBuffers[i];
}
_buffers[LogBufferDescriptor.LOG_META_DATA_SECTION_INDEX] = _logMetaDataBuffer;
_publication = new Publication(_conductor, Channel, StreamID1, SessionID1, _publicationLimit, _logBuffers, CorrelationID);
_publication.IncRef();
LogBufferDescriptor.InitialiseTailWithTermId(_termMetaDataBuffers[0], TermID1);
}