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https://issues.apache.org/jira/browse/STORM-1937?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15356839#comment-15356839
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perry wang edited comment on STORM-1937 at 6/30/16 9:56 AM:
------------------------------------------------------------
The patch works fine for me.
was (Author: perrywang):
org.apache.storm.trident.windowing.WindowTridentProcessor
> trident topologies WindowTridentProcessor cause NullPointerException when
> using windowing
> -----------------------------------------------------------------------------------------
>
> Key: STORM-1937
> URL: https://issues.apache.org/jira/browse/STORM-1937
> Project: Apache Storm
> Issue Type: Bug
> Components: storm-core
> Affects Versions: 1.0.0, 1.0.1
> Reporter: perry wang
> Attachments: v0.1.patch
>
>
> I'm working with trident and try to use windows support, under the local
> model is fine, but in distributed mode we got the following excepiton(I can
> reliably reproduce this issue):
> java.lang.RuntimeException: java.lang.NullPointerException
> at
> org.apache.storm.utils.DisruptorQueue.consumeBatchToCursor(DisruptorQueue.java:452)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.utils.DisruptorQueue.consumeBatchWhenAvailable(DisruptorQueue.java:418)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.disruptor$consume_batch_when_available.invoke(disruptor.clj:73)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.daemon.executor$fn__7953$fn__7966$fn__8019.invoke(executor.clj:847)
> ~[storm-core-1.0.1.jar:1.0.1]
> at org.apache.storm.util$async_loop$fn__625.invoke(util.clj:484)
> [storm-core-1.0.1.jar:1.0.1]
> at clojure.lang.AFn.run(AFn.java:22) [clojure-1.7.0.jar:?]
> at java.lang.Thread.run(Thread.java:744) [?:1.7.0_51]
> Caused by: java.lang.NullPointerException
> at
> org.apache.storm.trident.windowing.WindowTridentProcessor.finishBatch(WindowTridentProcessor.java:167)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.trident.planner.SubtopologyBolt.finishBatch(SubtopologyBolt.java:151)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.trident.topology.TridentBoltExecutor.finishBatch(TridentBoltExecutor.java:266)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.trident.topology.TridentBoltExecutor.checkFinish(TridentBoltExecutor.java:299)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.trident.topology.TridentBoltExecutor.execute(TridentBoltExecutor.java:378)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.daemon.executor$fn__7953$tuple_action_fn__7955.invoke(executor.clj:728)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.daemon.executor$mk_task_receiver$fn__7874.invoke(executor.clj:461)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.disruptor$clojure_handler$reify__7390.onEvent(disruptor.clj:40)
> ~[storm-core-1.0.1.jar:1.0.1]
> at
> org.apache.storm.utils.DisruptorQueue.consumeBatchToCursor(DisruptorQueue.java:439)
> ~[storm-core-1.0.1.jar:1.0.1]
> ... 6 more
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