private static bool ProcessActivityEvent(ref PooledListState <JaegerLog> state, ActivityEvent e)
{
if (!state.Created)
{
state.List = PooledList <JaegerLog> .Create();
state.Created = true;
}
PooledList <JaegerLog> .Add(ref state.List, e.ToJaegerLog());
return(true);
}
private static bool ProcessActivityLink(ref PooledListState <JaegerSpanRef> state, ActivityLink link)
{
if (!state.Created)
{
state.List = PooledList <JaegerSpanRef> .Create();
state.Created = true;
}
PooledList <JaegerSpanRef> .Add(ref state.List, link.ToJaegerSpanRef());
return(true);
}
public static PooledList <JaegerLog> ToJaegerLogs(this IEnumerable <ActivityEvent> events)
{
PooledListState <JaegerLog> logs = default;
if (events == null)
{
return(logs.List);
}
ListEnumerator <ActivityEvent, PooledListState <JaegerLog> > .AllocationFreeForEach(
events,
ref logs,
ProcessActivityEventRef);
return(logs.List);
}
public static PooledList <JaegerSpanRef> ToJaegerSpanRefs(this IEnumerable <ActivityLink> links)
{
PooledListState <JaegerSpanRef> references = default;
if (links == null)
{
return(references.List);
}
ListEnumerator <ActivityLink, PooledListState <JaegerSpanRef> > .AllocationFreeForEach(
links,
ref references,
ProcessActivityLinkRef);
return(references.List);
}
public static JaegerLog ToJaegerLog(this Event timedEvent)
{
var tags = new PooledListState <JaegerTag>
{
Created = true,
List = PooledList <JaegerTag> .Create(),
};
DictionaryEnumerator <string, object, PooledListState <JaegerTag> > .AllocationFreeForEach(
timedEvent.Attributes,
ref tags,
ProcessTagRef);
// Matches what OpenTracing and OpenTelemetry defines as the event name.
// https://github.com/opentracing/specification/blob/master/semantic_conventions.md#log-fields-table
// https://github.com/open-telemetry/opentelemetry-specification/pull/397/files
PooledList <JaegerTag> .Add(ref tags.List, new JaegerTag("message", JaegerTagType.STRING, vStr : timedEvent.Name));
return(new JaegerLog(timedEvent.Timestamp.ToEpochMicroseconds(), tags.List));
}
private static bool ProcessTag(ref PooledListState <JaegerTag> state, KeyValuePair <string, object> attribute)
{
PooledList <JaegerTag> .Add(ref state.List, attribute.ToJaegerTag());
return(true);
}
