From 1e5fcbdd20e08ff0a2d81148d3c9f483e4a0630c Mon Sep 17 00:00:00 2001
From: Jon Chambers <jon@signal.org>
Date: Mon, 2 Feb 2026 10:05:42 -0500
Subject: [PATCH] Add a utility method for getting UA tags from request
 contexts

---
 .../textsecuregcm/metrics/UserAgentTagUtil.java             | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/UserAgentTagUtil.java b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/UserAgentTagUtil.java
index 51699bec5..d840da5e3 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/UserAgentTagUtil.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/UserAgentTagUtil.java
@@ -9,6 +9,8 @@ import io.micrometer.core.instrument.Tag;
 import java.util.List;
 import java.util.Optional;
 import java.util.UUID;
+import jakarta.ws.rs.container.ContainerRequestContext;
+import jakarta.ws.rs.core.HttpHeaders;
 import org.apache.commons.lang3.StringUtils;
 import org.whispersystems.textsecuregcm.WhisperServerVersion;
 import org.whispersystems.textsecuregcm.storage.ClientReleaseManager;
@@ -32,6 +34,10 @@ public class UserAgentTagUtil {
   private UserAgentTagUtil() {
   }
 
+  public static Tag getPlatformTag(final ContainerRequestContext containerRequestContext) {
+    return getPlatformTag(containerRequestContext.getHeaderString(HttpHeaders.USER_AGENT));
+  }
+
   public static Tag getPlatformTag(final String userAgentString) {
 
     if (SERVER_UA.equals(userAgentString)) {