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https://issues.apache.org/jira/browse/APEXMALHAR-2065?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15255809#comment-15255809
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ASF GitHub Bot commented on APEXMALHAR-2065:
--------------------------------------------
Github user chandnisingh commented on a diff in the pull request:
https://github.com/apache/incubator-apex-malhar/pull/255#discussion_r60858878
--- Diff:
library/src/main/java/org/apache/apex/malhar/lib/wal/WindowDataManager.java ---
@@ -227,6 +235,22 @@ public void delete(int operatorId, long windowId)
throws IOException
return storageAgent.getWindowIds(operatorId);
}
+ @Override
+ public long[] getWindowIds() throws IOException
+ {
+ SortedSet<Long> windowIds = replayState.keySet();
+ long[] windowIdsArray = new long[windowIds.size()];
+
+ int index = 0;
+
+ for (Long windowId: windowIds) {
+ windowIdsArray[index] = windowId;
+ index++;
+ }
+
+ return windowIdsArray;
+ }
--- End diff --
Can you please document that windows ids are sorted?
> Add getWindows() method to WindowDataManager
> --------------------------------------------
>
> Key: APEXMALHAR-2065
> URL: https://issues.apache.org/jira/browse/APEXMALHAR-2065
> Project: Apache Apex Malhar
> Issue Type: Bug
> Reporter: Timothy Farkas
> Assignee: Timothy Farkas
>
> This method will return all the windows id's across all partitions for which
> there is data.
> This method is required for dynamic repartitioning of Managed State because
> the data for all the partitions must be loaded.
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