public async Task <CommandResult> Handle(TCommand command, RequestContext context)
{
var commandName = command.GetType().FullName;
bool shouldCreateSpan = traceSettings?.ShouldCreateSpan(commandName) ?? false;
CommandResult commandResult = null;
if (!shouldCreateSpan)
{
commandResult = await decoratedRequestHandler.Handle(command, context);
}
if (!context.Headers.ContainsKey(DistributedTracingHeader.DistributedTracingDataKey))
{
string outgoingDistributedTracingData =
(tracer.CurrentSpan?.OutgoingDistributedTracingData
?? tracer.CurrentTransaction?.OutgoingDistributedTracingData)?.SerializeToString();
context.Headers.Add(DistributedTracingHeader.DistributedTracingDataKey, outgoingDistributedTracingData);
}
if (tracer.CurrentTransaction == null)
{
await tracer.CaptureTransaction(commandName.ToTransactionName(), commandName.ToTransactionType(), async(transaction) =>
{
// transaction.Labels["TK"] = "kadirzade";
await tracer.CurrentTransaction.CaptureSpan(commandName.ToSpanName(), commandName.ToSpanType(), async(span) =>
{
commandResult = await decoratedRequestHandler.Handle(command, context);
});
}, DistributedTracingData.TryDeserializeFromString(context.Headers[DistributedTracingHeader.DistributedTracingDataKey]));
}
else
{
await tracer.CurrentTransaction.CaptureSpan(commandName.ToSpanName(), commandName.ToSpanType(), async (span) =>
{
commandResult = await decoratedRequestHandler.Handle(command, context);
span.Labels["result"] = commandResult.FormatResult();
});
}
return(commandResult);
}
public async Task <QueryResult <TResponse> > Handle(TQuery query, RequestContext context)
{
var queryName = query.GetType().FullName;
bool shouldCreateSpan = traceSettings?.ShouldCreateSpan(queryName) ?? false;
QueryResult <TResponse> queryResult = null;
if (!shouldCreateSpan)
{
queryResult = await decoratedRequestHandler.Handle(query, context);
}
if (!context.Headers.ContainsKey(DistributedTracingHeader.DistributedTracingDataKey))
{
string outgoingDistributedTracingData =
(tracer.CurrentSpan?.OutgoingDistributedTracingData
?? tracer.CurrentTransaction?.OutgoingDistributedTracingData)?.SerializeToString();
context.Headers.Add(DistributedTracingHeader.DistributedTracingDataKey, outgoingDistributedTracingData);
}
if (tracer.CurrentTransaction == null)
{
await tracer.CaptureTransaction(queryName.ToTransactionName(), queryName.ToTransactionType(), async() =>
{
await tracer.CurrentTransaction.CaptureSpan(queryName.ToSpanName(), queryName.ToSpanType(), async(span) =>
{
queryResult = await decoratedRequestHandler.Handle(query, context);
});
}, DistributedTracingData.TryDeserializeFromString(context.Headers[DistributedTracingHeader.DistributedTracingDataKey]));
}
else
{
await tracer.CurrentTransaction.CaptureSpan(queryName.ToSpanName(), queryName.ToSpanType(), async (span) =>
{
queryResult = await decoratedRequestHandler.Handle(query, context);
span.Labels["result"] = queryResult.FormatResult();
span.Type = "";
});
}
return(queryResult);
}