/// <inheritdoc/>
public override TelemetrySpan StartSpan(string operationName, TelemetrySpan parent, SpanKind kind, SpanCreationOptions options)
{
if (parent == null)
{
parent = this.CurrentSpan;
}
return(SpanSdk.CreateFromParentSpan(operationName, parent, kind, options, this.sampler, this.tracerConfiguration,
this.spanProcessor, this.LibraryResource));
}
public override IDisposable WithSpan(TelemetrySpan span, bool endSpanOnDispose)
{
if (span == null)
{
OpenTelemetrySdkEventSource.Log.InvalidArgument("WithSpan", nameof(span), "is null");
}
if (span is SpanSdk spanImpl)
{
return(spanImpl.BeginScope(endSpanOnDispose));
}
return(NoopDisposable.Instance);
}
public static TelemetrySpan WithSpan(TelemetrySpan span)
{
span?.Activate();
return(span);
}
/// <summary> /// Starts span. /// </summary> /// <param name="operationName">Span name.</param> /// <param name="parent">Parent for new span.</param> /// <param name="kind">Kind.</param> /// <param name="options">Advanced span creation options.</param> /// <returns>Span instance.</returns> public abstract TelemetrySpan StartSpan(string operationName, TelemetrySpan parent, SpanKind kind, SpanCreationOptions options);
/// <summary> /// Activates the span on the current context. /// </summary> /// <param name="span">Span to associate with the current context.</param> /// <param name="endSpanOnDispose">Flag indicating if span should end when scope is disposed.</param> /// <returns>Disposable object to control span to current context association.</returns> public abstract IDisposable WithSpan(TelemetrySpan span, bool endSpanOnDispose);
/// <summary>
/// Starts active span.
/// </summary>
/// <param name="tracer">Tracer instance.</param>
/// <param name="operationName">Span name.</param>
/// <param name="parent">Parent for new span.</param>
/// <param name="span">Created span.</param>
/// <returns>Scope.</returns>
public static IDisposable StartActiveSpan(this Tracer tracer, string operationName, SpanContext parent, out TelemetrySpan span)
{
span = tracer.StartSpan(operationName, parent, SpanKind.Internal, null);
return(tracer.WithSpan(span, true));
}
/// <summary>
/// Starts active span.
/// </summary>
/// <param name="tracer">Tracer instance.</param>
/// <param name="operationName">Span name.</param>
/// <param name="kind">Kind.</param>
/// <param name="options">Advanced span creation options.</param>
/// <param name="span">Created span.</param>
/// <returns>Scope.</returns>
public static IDisposable StartActiveSpan(this Tracer tracer, string operationName, SpanKind kind, SpanCreationOptions options, out TelemetrySpan span)
{
span = tracer.StartSpan(operationName, kind, options);
return(tracer.WithSpan(span, true));
}
/// <summary>
/// Activates the span on the current context.
/// </summary>
/// <param name="tracer">Tracer instance.</param>
/// <param name="span">Span to activate.</param>
/// <returns>Disposable object to control span to current context association.</returns>
public static IDisposable WithSpan(this Tracer tracer, TelemetrySpan span)
{
return(tracer.WithSpan(span, false));
}
/// <summary>
/// Starts active span.
/// </summary>
/// <param name="tracer">Tracer instance.</param>
/// <param name="operationName">Span name.</param>
/// <param name="activity">Parent for new span.</param>
/// <param name="kind">Kind.</param>
/// <param name="links">Links collection.</param>
/// <param name="span">Created span.</param>
/// <returns>Scope.</returns>
public static IDisposable StartActiveSpanFromActivity(this Tracer tracer, string operationName, Activity activity, SpanKind kind, IEnumerable <Link> links, out TelemetrySpan span)
{
span = tracer.StartSpanFromActivity(operationName, activity, kind, links);
return(tracer.WithSpan(span, true));
}
/// <summary>
/// Starts active span.
/// </summary>
/// <param name="tracer">Tracer instance.</param>
/// <param name="operationName">Span name.</param>
/// <param name="activity">Parent for new span.</param>
/// <param name="span">Created span.</param>
/// <returns>Scope.</returns>
public static IDisposable StartActiveSpanFromActivity(this Tracer tracer, string operationName, Activity activity, out TelemetrySpan span)
{
span = tracer.StartSpanFromActivity(operationName, activity, SpanKind.Internal, null);
return(tracer.WithSpan(span, true));
}
/// <summary>
/// Starts span.
/// </summary>
/// <param name="tracer">Tracer instance.</param>
/// <param name="operationName">Span name.</param>
/// <param name="parent">Parent for new span.</param>
/// <returns>Span instance.</returns>
public static TelemetrySpan StartSpan(this Tracer tracer, string operationName, TelemetrySpan parent)
{
return(tracer.StartSpan(operationName, parent, SpanKind.Internal, null));
}
public override TelemetrySpan StartSpan(string operationName, TelemetrySpan parent, SpanKind kind, SpanCreationOptions options)
{
return(this.realTracer != null?this.realTracer.StartSpan(operationName, parent, kind, options) : BlankSpan.Instance);
}
/// <inheritdoc/>
public override IDisposable WithSpan(TelemetrySpan span, bool endOnDispose)
{
return(this.realTracer != null?this.realTracer.WithSpan(span, endOnDispose) : NoopScope);
}
