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https://issues.apache.org/jira/browse/APEXCORE-294?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15070610#comment-15070610
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Thomas Weise commented on APEXCORE-294:
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This is for external shutdown of entire app, not just DAG fragment through
exception raised by operator.
> Graceful application shutdown
> -----------------------------
>
> Key: APEXCORE-294
> URL: https://issues.apache.org/jira/browse/APEXCORE-294
> Project: Apache Apex Core
> Issue Type: Improvement
> Reporter: Thomas Weise
>
> By injecting the end stream tuple into input operators, to replace the
> current mechanism of forced operator undeploy.
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