Add null check

Signed-off-by: Anshu Agarwal <anshukag@amazon.com>
opensearch-project · Jan 8, 2024 · dedaa30 · dedaa30
1 parent 13e05b5
commit dedaa30
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/server/src/main/java/org/opensearch/cluster/routing/WeightedRouting.java b/server/src/main/java/org/opensearch/cluster/routing/WeightedRouting.java
@@ -54,7 +54,9 @@ public boolean isSet() {
 
     @Override
     public void writeTo(StreamOutput out) throws IOException {
-        out.writeString(attributeName);
+        if (attributeName != null) {
+            out.writeString(attributeName);
+        }
         out.writeGenericValue(weights);
     }