Merge branch 'gary/submit-evals-2' into gary/llmobs-java-sdk-integration

Author: gary-huang

dd-java-agent/agent-llmobs/src/main/java/datadog/trace/llmobs/LLMObsSystem.java

@@ -70,6 +70,11 @@ public void SubmitEvaluation(
         Map<String, Object> tags) {
       if (llmObsSpan == null) {
         LOGGER.error("null llm obs span provided, eval not recorded");
+        return;
+      }
+
+      if (mlApp == null || mlApp.isEmpty()) {
+        mlApp = defaultMLApp;
       }
       String traceID = llmObsSpan.getTraceId().toHexString();
       long spanID = llmObsSpan.getSpanId();
@@ -101,6 +106,11 @@ public void SubmitEvaluation(
         Map<String, Object> tags) {
       if (llmObsSpan == null) {
         LOGGER.error("null llm obs span provided, eval not recorded");
+        return;
+      }
+
+      if (mlApp == null || mlApp.isEmpty()) {
+        mlApp = defaultMLApp;
       }
       String traceID = llmObsSpan.getTraceId().toHexString();
       long spanID = llmObsSpan.getSpanId();

dd-java-agent/agent-llmobs/src/main/java/datadog/trace/llmobs/domain/LLMObsEval.java

@@ -37,11 +37,15 @@ public LLMObsEval(
     this.ml_app = mlApp;
     this.metric_type = metricType;
     this.label = label;
-    List<String> tagsList = new ArrayList<>(tags.size());
-    for (Map.Entry<String, Object> entry : tags.entrySet()) {
-      tagsList.add(entry.getKey() + ":" + entry.getValue());
+    if (tags != null) {
+      List<String> tagsList = new ArrayList<>(tags.size());
+      for (Map.Entry<String, Object> entry : tags.entrySet()) {
+        tagsList.add(entry.getKey() + ":" + entry.getValue());
+      }
+      this.tags = tagsList;
+    } else {
+      this.tags = null;
     }
-    this.tags = tagsList;
   }
 
   public static final class Adapter extends JsonAdapter<LLMObsEval> {