HBASE-27810. Check if event processor is already shut down (#5212)

apache · May 1, 2023 · 2bd5666 · 2bd5666
1 parent c02eb87
commit 2bd5666
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/hbase-zookeeper/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKWatcher.java b/hbase-zookeeper/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKWatcher.java
@@ -599,7 +599,9 @@ private void processEvent(WatchedEvent event) {
   public void process(WatchedEvent event) {
     LOG.debug(prefix("Received ZooKeeper Event, " + "type=" + event.getType() + ", " + "state="
       + event.getState() + ", " + "path=" + event.getPath()));
-    zkEventProcessor.submit(() -> processEvent(event));
+    if (!zkEventProcessor.isShutdown()) {
+      zkEventProcessor.submit(() -> processEvent(event));
+    }
   }
 
   // Connection management