opentelemetry-dotnet/docs/trace/extending-the-sdk/MyExporter.cs

49 lines
1.2 KiB
C#

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
using System.Diagnostics;
using System.Text;
using OpenTelemetry;
internal class MyExporter : BaseExporter<Activity>
{
private readonly string name;
public MyExporter(string name = "MyExporter")
{
this.name = name;
}
public override ExportResult Export(in Batch<Activity> batch)
{
// SuppressInstrumentationScope should be used to prevent exporter
// code from generating telemetry and causing live-loop.
using var scope = SuppressInstrumentationScope.Begin();
var sb = new StringBuilder();
foreach (var activity in batch)
{
if (sb.Length > 0)
{
sb.Append(", ");
}
sb.Append(activity.DisplayName);
}
Console.WriteLine($"{this.name}.Export([{sb}])");
return ExportResult.Success;
}
protected override bool OnShutdown(int timeoutMilliseconds)
{
Console.WriteLine($"{this.name}.OnShutdown(timeoutMilliseconds={timeoutMilliseconds})");
return true;
}
protected override void Dispose(bool disposing)
{
Console.WriteLine($"{this.name}.Dispose({disposing})");
}
}