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igorbernstein2 · igorbernstein2 · commit 203ce29b8277 · 2020-10-06T15:53:36.000-04:00
diff --git a/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/EnhancedBigtableStubSettings.java b/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/stub/EnhancedBigtableStubSettings.java
@@ -540,6 +540,7 @@ private Builder() {
           ImmutableMap.<String, String>builder()
               .putAll(
                   BigtableStubSettings.defaultApiClientHeaderProviderBuilder().build().getHeaders())
+              // GrpcHeaderInterceptor treats the `user-agent` as a magic string
               .put(
                   "user-agent",
                   "bigtable-java/"
