Merge branch 'main' into geneva-metricnamevalidation

src/OpenTelemetry.Exporter.Instana/Implementation/Transport.cs

@@ -30,17 +30,16 @@ internal static class Transport
     private const int MultiSpanBufferSize = 4096000;
     private const int MultiSpanBufferLimit = 4070000;
     private static readonly MediaTypeHeaderValue MEDIAHEADER = new MediaTypeHeaderValue("application/json");
-    private static readonly byte[] TracesBuffer;
-    private static bool isConfigured = false;
-    private static int backendTimeout = 0;
+    private static readonly byte[] TracesBuffer = new byte[MultiSpanBufferSize];
+    private static bool isConfigured;
+    private static int backendTimeout;
     private static string configuredEndpoint = string.Empty;
     private static string configuredAgentKey = string.Empty;
     private static string bundleUrl = string.Empty;
     private static InstanaHttpClient client;
 
     static Transport()
     {
-        TracesBuffer = new byte[MultiSpanBufferSize];
         Configure();
     }
 

src/OpenTelemetry.Exporter.Instana/InstanaExporter.cs

@@ -25,18 +25,15 @@
 
 namespace OpenTelemetry.Exporter.Instana;
 
-internal class InstanaExporter : BaseExporter<Activity>
+internal sealed class InstanaExporter : BaseExporter<Activity>
 {
     private readonly IActivityProcessor activityProcessor;
-    private string name;
     private ISpanSender spanSender = new SpanSender();
     private IInstanaExporterHelper instanaExporterHelper = new InstanaExporterHelper();
     private bool shutdownCalled;
 
-    public InstanaExporter(string name = "InstanaExporter", IActivityProcessor activityProcessor = null)
+    public InstanaExporter(IActivityProcessor activityProcessor = null)
     {
-        this.name = name;
-
         if (activityProcessor != null)
         {
             this.activityProcessor = activityProcessor;

src/OpenTelemetry.Instrumentation.Runtime/README.md

@@ -28,16 +28,16 @@ Runtime instrumentation should be enabled at application startup using the
 ```csharp
 using var meterProvider = Sdk.CreateMeterProviderBuilder()
     .AddRuntimeInstrumentation()
-    .AddPrometheusExporter()
+    .AddPrometheusHttpListener()
     .Build();
 ```
 
 Refer to [Program.cs](../../examples/runtime-instrumentation/Program.cs) for a
 complete demo.
 
-Additionally, this examples sets up the OpenTelemetry Prometheus exporter, which
-requires adding the package
-[`OpenTelemetry.Exporter.Prometheus`](https://github.com/open-telemetry/opentelemetry-dotnet/blob/main/src/OpenTelemetry.Exporter.Prometheus.HttpListener/README.md)
+Additionally, the above example snippet sets up the OpenTelemetry Prometheus Exporter
+HttpListener as well, which requires adding the package
+[`OpenTelemetry.Exporter.Prometheus.HttpListener`](https://github.com/open-telemetry/opentelemetry-dotnet/blob/main/src/OpenTelemetry.Exporter.Prometheus.HttpListener/README.md)
 to the application.
 
 ## Metrics