fix: handle empty metadata

diegomarquezp · diegomarquezp · commit 0b6fdd48f035 · 2026-03-26T16:31:36.000-04:00
diff --git a/sdk-platform-java/gax-java/gax/src/main/java/com/google/api/gax/tracing/SpanTracerFactory.java b/sdk-platform-java/gax-java/gax/src/main/java/com/google/api/gax/tracing/SpanTracerFactory.java
@@ -108,7 +108,7 @@ public ApiTracerFactory withContext(ApiTracerContext context) {
     }
     ApiTracerContext mergedContext = this.apiTracerContext.merge(context);
     LibraryMetadata metadata = mergedContext.libraryMetadata();
-    if (metadata == null) {
+    if (metadata == null || metadata.isEmpty()) {
       return new BaseApiTracerFactory();
     }
     Tracer newTracer = openTelemetry.getTracer(metadata.artifactName(), metadata.version());

Original file line number	Diff line number	Diff line change
`@@ -108,7 +108,7 @@ public ApiTracerFactory withContext(ApiTracerContext context) {`
`108`	`108`	`}`
`109`	`109`	`ApiTracerContext mergedContext = this.apiTracerContext.merge(context);`
`110`	`110`	`LibraryMetadata metadata = mergedContext.libraryMetadata();`
`111`		`- if (metadata == null) {`
	`111`	`+ if (metadata == null \|\| metadata.isEmpty()) {`
`112`	`112`	`return new BaseApiTracerFactory();`
`113`	`113`	`}`
`114`	`114`	`Tracer newTracer = openTelemetry.getTracer(metadata.artifactName(), metadata.version());`