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https://issues.apache.org/jira/browse/FLINK-2624?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14960774#comment-14960774
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ASF GitHub Bot commented on FLINK-2624:
---------------------------------------
Github user StephanEwen commented on a diff in the pull request:
https://github.com/apache/flink/pull/1243#discussion_r42247633
--- Diff:
flink-staging/flink-streaming/flink-streaming-core/src/main/java/org/apache/flink/streaming/api/functions/source/MessageAcknowledingSourceBase.java
---
@@ -144,6 +152,20 @@ protected void addId(Id id) {
@Override
public SerializedCheckpointData[] snapshotState(long checkpointId, long
checkpointTimestamp) throws Exception {
+ if (idsForCurrentCheckpoint == null) {
--- End diff --
I think these checks are pretty redundant. The tasks should guarantee that
no calls happen on non-open functions, or closed functions.
> RabbitMQ source / sink should participate in checkpointing
> ----------------------------------------------------------
>
> Key: FLINK-2624
> URL: https://issues.apache.org/jira/browse/FLINK-2624
> Project: Flink
> Issue Type: Bug
> Components: Streaming Connectors
> Affects Versions: 0.10
> Reporter: Stephan Ewen
> Assignee: Hilmi Yildirim
>
> The RabbitMQ connector does not offer any fault tolerance guarantees right
> now, because it does not participate in the checkpointing.
> We should integrate it in a similar was as the {{FlinkKafkaConsumer}} is
> integrated.
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