ODP-1451: If condition addition in clonedNDC check

acceldata-io · May 27, 2024 · 21af2d3 · 21af2d3
1 parent 31c7c20
commit 21af2d3
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/llap-server/src/java/org/apache/hadoop/hive/llap/daemon/impl/TaskRunnerCallable.java b/llap-server/src/java/org/apache/hadoop/hive/llap/daemon/impl/TaskRunnerCallable.java
@@ -318,7 +318,9 @@ public LlapTaskUmbilicalProtocol run() throws Exception {
 
   private void setMDCFromNDC() {
     final Stack<String> clonedNDC = NDC.cloneStack();
-    LOG.debug("Get the class name " + clonedNDC.peek().getClass());
+    if(!clonedNDC.empty())
+      LOG.debug("Get the class name " + clonedNDC.peek().getClass());
+
     final String fragId = clonedNDC.empty() ? "":clonedNDC.pop().toString();
     LOG.debug("FragId " + fragId);
     final String queryId = clonedNDC.empty() ? "":clonedNDC.pop().toString();