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  1. Nuxeo Platform
  2. NXP-27765

Prevent possible NPE in IndexingCompletion computation

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: 10.10
    • Fix Version/s: 10.10-HF12, 11.1
    • Component/s: Streams
    • Backlog priority:
      900
    • Sprint:
      nxplatform 11.1.15, nxplatform 11.1.16
    • Story Points:
      2

      Description

      If for any reason the KeyValue has been reset it is possible to have a NPE

      2019-07-17T13:13:09,747 WARN [indexCompletionPool-00,in:0,inCheckpoint:0,out:0,lastRead:1563369187592,lastTimer:0,wm:0,loop:32,rebalance assigned] [org.nuxeo.lib.stream.computation.AbstractComputation] Computation: indexCompletion fails last record: done-00:+0, retrying ...
      java.lang.NullPointerException: null
      at org.nuxeo.elasticsearch.bulk.IndexCompletionComputation.refreshIndexIfNeeded(IndexCompletionComputation.java:74) ~[nuxeo-elasticsearch-core-10.10-HF08.jar:?]
      at org.nuxeo.elasticsearch.bulk.IndexCompletionComputation.processRecord(IndexCompletionComputation.java:67) ~[nuxeo-elasticsearch-core-10.10-HF08.jar:?]
      at org.nuxeo.lib.stream.computation.log.ComputationRunner.lambda$processRecordWithRetry$10(ComputationRunner.java:314) ~[nuxeo-stream-10.10-HF09.jar:?]
      at net.jodah.failsafe.Functions$10.call(Functions.java:252) ~[failsafe-1.1.0.jar:1.1.0]
      at net.jodah.failsafe.SyncFailsafe.call(SyncFailsafe.java:145) [failsafe-1.1.0.jar:1.1.0]
      at net.jodah.failsafe.SyncFailsafe.run(SyncFailsafe.java:81) [failsafe-1.1.0.jar:1.1.0]
      at org.nuxeo.lib.stream.computation.log.ComputationRunner.processRecordWithRetry(ComputationRunner.java:314) [nuxeo-stream-10.10-HF09.jar:?]
      at org.nuxeo.lib.stream.computation.log.ComputationRunner.processRecord(ComputationRunner.java:299) [nuxeo-stream-10.10-HF09.jar:?]
      at org.nuxeo.lib.stream.computation.log.ComputationRunner.processLoop(ComputationRunner.java:189) [nuxeo-stream-10.10-HF09.jar:?]
      at org.nuxeo.lib.stream.computation.log.ComputationRunner.run(ComputationRunner.java:148) [nuxeo-stream-10.10-HF09.jar:?]
      at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_201]
      at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_201]
      at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_201]
      at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_201]
      at java.lang.Thread.run(Thread.java:748) [?:1.8.0_201]
      

      This kind of error blocks completely the processor and should be avoided.
      Just output an error if the command cannot be retrieved and continue, there is nothing else to do.

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