Github user chaithu14 commented on a diff in the pull request:
https://github.com/apache/apex-malhar/pull/334#discussion_r69860038
--- Diff:
library/src/main/java/org/apache/apex/malhar/lib/state/managed/AbstractManagedStateImpl.java
---
@@ -203,7 +203,12 @@ public void setup(OperatorContext context)
//delete all the wal files with windows > activationWindow.
//All the wal files with windows <= activationWindow are loaded and
kept separately as recovered data.
try {
- for (long recoveredWindow :
checkpointManager.getWindowIds(operatorContext.getId())) {
+ long[] recoveredWindows =
checkpointManager.getWindowIds(operatorContext.getId());
+ if (recoveredWindows == null) {
+ readerService = Executors.newFixedThreadPool(numReaders, new
NameableThreadFactory("managedStateReaders"));
+ return;
+ }
+ for (long recoveredWindow : recoveredWindows) {
--- End diff --
Done
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