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https://issues.apache.org/jira/browse/STORM-1576?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15169409#comment-15169409
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ASF GitHub Bot commented on STORM-1576:
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Github user HeartSaVioR commented on the pull request:
https://github.com/apache/storm/pull/1159#issuecomment-189391991
+1. It's identical to #1151 so I'm curious we need to wait for 24 hr to
merge.
If my memory is right, @ptgoetz stated that merging backport (explicitly,
or implicitly) is at the discression of the committer.
> TopologyBuilder fails with ConcurrentModification in addCheckPointInputs for
> stateful topologies
> ------------------------------------------------------------------------------------------------
>
> Key: STORM-1576
> URL: https://issues.apache.org/jira/browse/STORM-1576
> Project: Apache Storm
> Issue Type: Bug
> Affects Versions: 1.0.0, 2.0.0
> Reporter: Arun Mahadevan
> Assignee: Arun Mahadevan
>
> addCheckPointInputs adds to map while iterating over it, which needs to be
> fixed.
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