fix npe when exporting hints (#40)

Co-authored-by: Hui Wang <[email protected]>
linkedin · Jul 28, 2023 · d86c627 · d86c627
1 parent 503ba7c
commit d86c627
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/.../src/main/java/com/linkedin/hoptimator/operator/subscription/SubscriptionEnvironment.java b/.../src/main/java/com/linkedin/hoptimator/operator/subscription/SubscriptionEnvironment.java
@@ -37,7 +37,9 @@ public class SubscriptionEnvironment extends Resource.SimpleEnvironment {
 
   public SubscriptionEnvironment(String namespace, String name, Pipeline pipeline,
       Map<String, String> hints) {
-    exportAll(hints);
+    if (hints != null) {
+      exportAll(hints);
+    }
     export("pipeline.namespace", namespace);
     export("pipeline.name", name);
     export("pipeline.avroSchema", AvroConverter.avro("com.linkedin.hoptimator", "OutputRecord",