Github user gauravgopi123 commented on a diff in the pull request:
https://github.com/apache/incubator-apex-core/pull/187#discussion_r49039537
--- Diff: engine/src/main/java/com/datatorrent/stram/engine/Node.java ---
@@ -485,6 +485,10 @@ protected void deactivateSinks()
void checkpoint(long windowId)
{
+ if (operator instanceof Operator.CheckpointNotificationListener) {
--- End diff --
It is the operator developers responsibility in that case to restore the
state
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
