public Task Send(ConsumeContext <TMessage> context, IPipe <ConsumeContext <TMessage> > next)
{
Guid correlationId = _getCorrelationId(context);
var proxy = new CorrelationIdConsumeContextProxy <TMessage>(context, correlationId);
return(next.Send(proxy));
}
public async Task Send(ConsumeContext <TMessage> context, IPipe <ConsumeContext <TMessage> > next)
{
Guid correlationId = _getCorrelationId(context);
var proxy = new CorrelationIdConsumeContextProxy <TMessage>(context, correlationId);
await next.Send(proxy).ConfigureAwait(false);
}
async Task ISagaRepository <TSaga> .Send <T>(ConsumeContext <T> context, ISagaPolicy <TSaga, T> policy, IPipe <SagaConsumeContext <TSaga, T> > next)
{
MessageSessionContext sessionContext;
if (!context.TryGetPayload(out sessionContext))
{
throw new SagaException($"The session-based saga repository requires an active message session: {TypeMetadataCache<TSaga>.ShortName}",
typeof(TSaga), typeof(T));
}
Guid sessionId;
if (Guid.TryParse(sessionContext.SessionId, out sessionId))
{
context = new CorrelationIdConsumeContextProxy <T>(context, sessionId);
}
var saga = await ReadSagaState(sessionContext).ConfigureAwait(false);
if (saga == null)
{
var missingSagaPipe = new MissingPipe <T>(next, WriteSagaState);
await policy.Missing(context, missingSagaPipe).ConfigureAwait(false);
}
else
{
SagaConsumeContext <TSaga, T> sagaConsumeContext = new MessageSessionSagaConsumeContext <TSaga, T>(context, sessionContext, saga);
if (_log.IsDebugEnabled)
{
_log.DebugFormat("SAGA:{0}:{1} Existing {2}", TypeMetadataCache <TSaga> .ShortName, sessionContext.SessionId, TypeMetadataCache <T> .ShortName);
}
await policy.Existing(sagaConsumeContext, next).ConfigureAwait(false);
if (!sagaConsumeContext.IsCompleted)
{
await WriteSagaState(sessionContext, saga).ConfigureAwait(false);
if (_log.IsDebugEnabled)
{
_log.DebugFormat("SAGA:{0}:{1} Updated {2}", TypeMetadataCache <TSaga> .ShortName, sessionContext.SessionId,
TypeMetadataCache <T> .ShortName);
}
}
}
}
async Task ISagaRepository <TSaga> .Send <T>(ConsumeContext <T> context, ISagaPolicy <TSaga, T> policy, IPipe <SagaConsumeContext <TSaga, T> > next)
{
if (!context.TryGetPayload(out MessageSessionContext sessionContext))
{
throw new SagaException($"The session-based saga repository requires an active message session: {TypeMetadataCache<TSaga>.ShortName}",
typeof(TSaga), typeof(T));
}
if (Guid.TryParse(sessionContext.SessionId, out var sessionId))
{
context = new CorrelationIdConsumeContextProxy <T>(context, sessionId);
}
StartedActivity?activity = LogContext.IfEnabled(OperationName.Saga.Send)?.StartSagaActivity <TSaga, T>(context);
try
{
var saga = await ReadSagaState(sessionContext).ConfigureAwait(false);
if (saga == null)
{
var missingSagaPipe = new MissingPipe <T>(next, WriteSagaState);
await policy.Missing(context, missingSagaPipe).ConfigureAwait(false);
}
else
{
SagaConsumeContext <TSaga, T> sagaConsumeContext = new MessageSessionSagaConsumeContext <TSaga, T>(context, sessionContext, saga);
LogContext.Debug?.Log("SAGA:{SagaType}:{CorrelationId} Used {MessageType}", TypeMetadataCache <TSaga> .ShortName,
context.CorrelationId, TypeMetadataCache <T> .ShortName);
await policy.Existing(sagaConsumeContext, next).ConfigureAwait(false);
if (!sagaConsumeContext.IsCompleted)
{
await WriteSagaState(sessionContext, saga).ConfigureAwait(false);
LogContext.Debug?.Log("SAGA:{SagaType}:{CorrelationId} Updated {MessageType}", TypeMetadataCache <TSaga> .ShortName,
context.CorrelationId, TypeMetadataCache <T> .ShortName);
}
}
}
finally
{
activity?.Stop();
}
}
