From 080feaf54894627da7bb744e462b1882d93e5c47 Mon Sep 17 00:00:00 2001
From: Luc Talatinian <lucix@amazon.com>
Date: Mon, 17 Jun 2024 10:13:07 -0400
Subject: [PATCH] filter requestcompression metrics if service has

---
 .../customization/RequestCompressionUserAgent.java    | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/codegen/smithy-aws-go-codegen/src/main/java/software/amazon/smithy/aws/go/codegen/customization/RequestCompressionUserAgent.java b/codegen/smithy-aws-go-codegen/src/main/java/software/amazon/smithy/aws/go/codegen/customization/RequestCompressionUserAgent.java
index 30cc3b457b0..d01759f76cf 100644
--- a/codegen/smithy-aws-go-codegen/src/main/java/software/amazon/smithy/aws/go/codegen/customization/RequestCompressionUserAgent.java
+++ b/codegen/smithy-aws-go-codegen/src/main/java/software/amazon/smithy/aws/go/codegen/customization/RequestCompressionUserAgent.java
@@ -26,6 +26,7 @@
 import software.amazon.smithy.go.codegen.integration.MiddlewareRegistrar;
 import software.amazon.smithy.go.codegen.integration.RuntimeClientPlugin;
 import software.amazon.smithy.model.Model;
+import software.amazon.smithy.model.knowledge.TopDownIndex;
 import software.amazon.smithy.model.shapes.OperationShape;
 import software.amazon.smithy.model.shapes.ServiceShape;
 import software.amazon.smithy.model.traits.RequestCompressionTrait;
@@ -42,6 +43,12 @@ public class RequestCompressionUserAgent implements GoIntegration {
             .useClientOptions()
             .build();
 
+    private static boolean hasRequestCompression(Model model, ServiceShape service) {
+        return TopDownIndex.of(model)
+                .getContainedOperations(service).stream()
+                .anyMatch(it -> it.hasTrait(RequestCompressionTrait.class));
+    }
+
     private static boolean isRequestCompression(Model model, ServiceShape service, OperationShape operation) {
         return operation.hasTrait(RequestCompressionTrait.class);
     }
@@ -58,6 +65,10 @@ public List<RuntimeClientPlugin> getClientPlugins() {
 
     @Override
     public void writeAdditionalFiles(GoSettings settings, Model model, SymbolProvider symbolProvider, GoDelegator goDelegator) {
+        if (!hasRequestCompression(model, settings.getService(model))) {
+            return;
+        }
+
         goDelegator.useFileWriter("api_client.go", settings.getModuleName(), goTemplate("""
                 func addIsRequestCompressionUserAgent(stack $stack:P, options Options) error {
                     ua, err := getOrAddRequestUserAgent(stack)