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Posted to dev@flink.apache.org by "Péter Szabó (JIRA)" <ji...@apache.org> on 2015/03/20 13:45:38 UTC
[jira] [Created] (FLINK-1757) java.lang.ClassCastException is
thrown while summing Short values on window
Péter Szabó created FLINK-1757:
----------------------------------
Summary: java.lang.ClassCastException is thrown while summing Short values on window
Key: FLINK-1757
URL: https://issues.apache.org/jira/browse/FLINK-1757
Project: Flink
Issue Type: Bug
Components: Streaming
Reporter: Péter Szabó
Assignee: Péter Szabó
java.lang.ClassCastException is thrown while summing Short values on window
Stack Trace:
Caused by: java.lang.RuntimeException: java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.Short
at org.apache.flink.streaming.api.streamvertex.OutputHandler.invokeUserFunction(OutputHandler.java:232)
at org.apache.flink.streaming.api.streamvertex.StreamVertex.invoke(StreamVertex.java:121)
at org.apache.flink.runtime.execution.RuntimeEnvironment.run(RuntimeEnvironment.java:205)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.Short
at org.apache.flink.api.common.typeutils.base.ShortSerializer.copy(ShortSerializer.java:27)
at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.copy(TupleSerializer.java:95)
at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.copy(TupleSerializer.java:30)
at org.apache.flink.streaming.api.invokable.StreamInvokable.copy(StreamInvokable.java:166)
at org.apache.flink.streaming.api.invokable.SinkInvokable.collect(SinkInvokable.java:46)
at org.apache.flink.streaming.api.collector.DirectedCollectorWrapper.collect(DirectedCollectorWrapper.java:95)
at org.apache.flink.streaming.api.invokable.operator.GroupedReduceInvokable.reduce(GroupedReduceInvokable.java:47)
at org.apache.flink.streaming.api.invokable.operator.StreamReduceInvokable.invoke(StreamReduceInvokable.java:39)
at org.apache.flink.streaming.api.streamvertex.StreamVertex.invokeUserFunction(StreamVertex.java:85)
at org.apache.flink.streaming.api.streamvertex.OutputHandler.invokeUserFunction(OutputHandler.java:229)
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Re: [jira] [Created] (FLINK-1757) java.lang.ClassCastException is
thrown while summing Short values on window
Posted by Szabó Péter <ne...@gmail.com>.
This issue is basically solved.
Will be committed soon.
Peter
2015-03-20 13:45 GMT+01:00 Péter Szabó (JIRA) <ji...@apache.org>:
> Péter Szabó created FLINK-1757:
> ----------------------------------
>
> Summary: java.lang.ClassCastException is thrown while summing
> Short values on window
> Key: FLINK-1757
> URL: https://issues.apache.org/jira/browse/FLINK-1757
> Project: Flink
> Issue Type: Bug
> Components: Streaming
> Reporter: Péter Szabó
> Assignee: Péter Szabó
>
>
> java.lang.ClassCastException is thrown while summing Short values on window
>
> Stack Trace:
> Caused by: java.lang.RuntimeException: java.lang.ClassCastException:
> java.lang.Integer cannot be cast to java.lang.Short
> at
> org.apache.flink.streaming.api.streamvertex.OutputHandler.invokeUserFunction(OutputHandler.java:232)
> at
> org.apache.flink.streaming.api.streamvertex.StreamVertex.invoke(StreamVertex.java:121)
> at
> org.apache.flink.runtime.execution.RuntimeEnvironment.run(RuntimeEnvironment.java:205)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.ClassCastException: java.lang.Integer cannot be cast
> to java.lang.Short
> at
> org.apache.flink.api.common.typeutils.base.ShortSerializer.copy(ShortSerializer.java:27)
> at
> org.apache.flink.api.java.typeutils.runtime.TupleSerializer.copy(TupleSerializer.java:95)
> at
> org.apache.flink.api.java.typeutils.runtime.TupleSerializer.copy(TupleSerializer.java:30)
> at
> org.apache.flink.streaming.api.invokable.StreamInvokable.copy(StreamInvokable.java:166)
> at
> org.apache.flink.streaming.api.invokable.SinkInvokable.collect(SinkInvokable.java:46)
> at
> org.apache.flink.streaming.api.collector.DirectedCollectorWrapper.collect(DirectedCollectorWrapper.java:95)
> at
> org.apache.flink.streaming.api.invokable.operator.GroupedReduceInvokable.reduce(GroupedReduceInvokable.java:47)
> at
> org.apache.flink.streaming.api.invokable.operator.StreamReduceInvokable.invoke(StreamReduceInvokable.java:39)
> at
> org.apache.flink.streaming.api.streamvertex.StreamVertex.invokeUserFunction(StreamVertex.java:85)
> at
> org.apache.flink.streaming.api.streamvertex.OutputHandler.invokeUserFunction(OutputHandler.java:229)
>
>
>
> --
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> (v6.3.4#6332)
>