pkuwm commented on a change in pull request #1033:
URL: https://github.com/apache/helix/pull/1033#discussion_r431535615
##########
File path:
helix-core/src/main/java/org/apache/helix/manager/zk/ZKHelixManager.java
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@@ -591,8 +591,11 @@ public void
addCurrentStateChangeListener(org.apache.helix.CurrentStateChangeLis
@Override
public void
addCustomizedStateRootChangeListener(CustomizedStateRootChangeListener listener,
String instanceName) throws Exception {
- addListener(listener, new
Builder(_clusterName).customizedStatesRoot(instanceName),
- ChangeType.CUSTOMIZED_STATE_ROOT, new
EventType[]{EventType.NodeChildrenChanged});
+ PropertyKey propertyKey =
_dataAccessor.keyBuilder().customizedStatesRoot(instanceName);
+ if (_zkclient.exists(propertyKey.getPath())) {
Review comment:
It is just a warn log. I think it is OK not to print the stack trace.
And if the stack trace is necessary, we could keep the stack trace for the
other paths, but for this customized state path, just log the message.
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