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https://issues.apache.org/jira/browse/FLINK-2867?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ted Yu resolved FLINK-2867.
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Resolution: Not A Problem
> Access to pendingFilesPerCheckpoint should be synchronized
> ----------------------------------------------------------
>
> Key: FLINK-2867
> URL: https://issues.apache.org/jira/browse/FLINK-2867
> Project: Flink
> Issue Type: Bug
> Reporter: Ted Yu
>
> In RollingSink#restoreState():
> {code}
> Set<Long> pastCheckpointIds =
> bucketState.pendingFilesPerCheckpoint.keySet();
> LOG.debug("Moving pending files to final location on restore.");
> for (Long pastCheckpointId : pastCheckpointIds) {
> // All the pending files are buckets that have been completed but are
> waiting to be renamed
> // to their final name
> for (String filename :
> bucketState.pendingFilesPerCheckpoint.get(pastCheckpointId)) {
> {code}
> Access to pendingFilesPerCheckpoint should be covered under synchronized
> keyword.
> The other methods in this class use synchronized access.
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