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  1. Debezium
  2. DBZ-8434

Asycn engine fails with NPE when transformation returns null

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      Async engine fails with NPE bellow when user transformation returns null. We should ignore such records as the old EmbeddedEngine does.

      java.util.concurrent.ExecutionException: java.lang.NullPointerException
              at java.base/java.util.concurrent.FutureTask.report(FutureTask.java:122)
              at java.base/java.util.concurrent.FutureTask.get(FutureTask.java:191)
              at io.debezium.embedded.async.AsyncEmbeddedEngine.runTasksPolling(AsyncEmbeddedEngine.java:489)
              at io.debezium.embedded.async.AsyncEmbeddedEngine.run(AsyncEmbeddedEngine.java:220)
              at io.debezium.embedded.async.TestingAsyncEmbeddedEngine.run(TestingAsyncEmbeddedEngine.java:29)
              at io.debezium.embedded.AbstractConnectorTest.lambda$start$8(AbstractConnectorTest.java:442)
              at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
              at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
              at java.base/java.lang.Thread.run(Thread.java:1583)
      Caused by: java.lang.NullPointerException: null
              at java.base/java.util.Objects.requireNonNull(Objects.java:233)
              at java.base/java.util.concurrent.ArrayBlockingQueue.offer(ArrayBlockingQueue.java:342)
              at io.debezium.embedded.AbstractConnectorTest.lambda$getConsumer$9(AbstractConnectorTest.java:475)
              at io.debezium.embedded.async.ParallelSmtConsumerProcessor.processRecords(ParallelSmtConsumerProcessor.java:51)
              at io.debezium.embedded.async.AsyncEmbeddedEngine$PollRecords.doCall(AsyncEmbeddedEngine.java:1191)
              at io.debezium.embedded.async.AsyncEmbeddedEngine$PollRecords.doCall(AsyncEmbeddedEngine.java:1172)
              at io.debezium.embedded.async.RetryingCallable.call(RetryingCallable.java:47)
              at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317)
              at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:572)
              at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317)
              ... 3 common frames omitted
      

              vjuranek@redhat.com Vojtech Juranek
              vjuranek@redhat.com Vojtech Juranek
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                Created:
                Updated:
                Resolved: