public void Apply(Tracer.Builder builder)
{
// Replace existing TEXT_MAP and HTTP_HEADERS codec with one that represents the
// configured propagation formats
RegisterCodec(builder, BuiltinFormats.HttpHeaders);
RegisterCodec(builder, BuiltinFormats.TextMap);
}
public Tracer.Builder GetTracerBuilder()
{
if (ReporterConfig == null)
{
ReporterConfig = new ReporterConfiguration(_loggerFactory);
}
if (SamplerConfig == null)
{
SamplerConfig = new SamplerConfiguration(_loggerFactory);
}
if (_codecConfig == null)
{
_codecConfig = new CodecConfiguration(new Dictionary <IFormat <ITextMap>, List <Codec <ITextMap> > >());
}
if (_metricsFactory == null)
{
_metricsFactory = NoopMetricsFactory.Instance;
}
IMetrics metrics = new MetricsImpl(_metricsFactory);
IReporter reporter = ReporterConfig.GetReporter(metrics);
ISampler sampler = SamplerConfig.CreateSampler(_serviceName, metrics);
Tracer.Builder builder = new Tracer.Builder(_serviceName)
.WithLoggerFactory(_loggerFactory)
.WithSampler(sampler)
.WithReporter(reporter)
.WithMetrics(metrics)
.WithTags(_tracerTags);
_codecConfig.Apply(builder);
return(builder);
}
protected void RegisterCodec(Tracer.Builder builder, IFormat <ITextMap> format)
{
if (_codecs.ContainsKey(format))
{
List <Codec <ITextMap> > codecsForFormat = _codecs[format];
Codec <ITextMap> codec = codecsForFormat.Count == 1
? codecsForFormat[0]
: new CompositeCodec <ITextMap>(codecsForFormat);
builder.RegisterCodec(format, codec);
}
}
