From 178bfd48568e84b660417554df004eb6ae8de5dc Mon Sep 17 00:00:00 2001
From: Lauri Tulmin <ltulmin@splunk.com>
Date: Fri, 24 Mar 2023 15:36:18 +0200
Subject: [PATCH] Add http client metrics to apache http library
 instrumentation (#8128)

---
 .../apachehttpclient/v4_3/ApacheHttpClientTelemetryBuilder.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/instrumentation/apache-httpclient/apache-httpclient-4.3/library/src/main/java/io/opentelemetry/instrumentation/apachehttpclient/v4_3/ApacheHttpClientTelemetryBuilder.java b/instrumentation/apache-httpclient/apache-httpclient-4.3/library/src/main/java/io/opentelemetry/instrumentation/apachehttpclient/v4_3/ApacheHttpClientTelemetryBuilder.java
index 4f8737582e..ad5c8ef030 100644
--- a/instrumentation/apache-httpclient/apache-httpclient-4.3/library/src/main/java/io/opentelemetry/instrumentation/apachehttpclient/v4_3/ApacheHttpClientTelemetryBuilder.java
+++ b/instrumentation/apache-httpclient/apache-httpclient-4.3/library/src/main/java/io/opentelemetry/instrumentation/apachehttpclient/v4_3/ApacheHttpClientTelemetryBuilder.java
@@ -12,6 +12,7 @@ import io.opentelemetry.instrumentation.api.instrumenter.Instrumenter;
 import io.opentelemetry.instrumentation.api.instrumenter.SpanKindExtractor;
 import io.opentelemetry.instrumentation.api.instrumenter.http.HttpClientAttributesExtractor;
 import io.opentelemetry.instrumentation.api.instrumenter.http.HttpClientAttributesExtractorBuilder;
+import io.opentelemetry.instrumentation.api.instrumenter.http.HttpClientMetrics;
 import io.opentelemetry.instrumentation.api.instrumenter.http.HttpSpanNameExtractor;
 import io.opentelemetry.instrumentation.api.instrumenter.http.HttpSpanStatusExtractor;
 import java.util.ArrayList;
@@ -87,6 +88,7 @@ public final class ApacheHttpClientTelemetryBuilder {
             .setSpanStatusExtractor(HttpSpanStatusExtractor.create(httpAttributesGetter))
             .addAttributesExtractor(httpAttributesExtractorBuilder.build())
             .addAttributesExtractors(additionalExtractors)
+            .addOperationMetrics(HttpClientMetrics.get())
             // We manually inject because we need to inject internal requests for redirects.
             .buildInstrumenter(SpanKindExtractor.alwaysClient());