[jira] [Updated] (FLINK-9399) TPCHQuery3 example fails due to Serialization issues

["Gary Yao (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-9399?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gary Yao updated FLINK-9399:
----------------------------
    Summary: TPCHQuery3 example fails due to Serialization issues  (was: TPCHQuery3 fails due to Serialization issues)

> TPCHQuery3 example fails due to Serialization issues
> ----------------------------------------------------
>
>                 Key: FLINK-9399
>                 URL: https://issues.apache.org/jira/browse/FLINK-9399
>             Project: Flink
>          Issue Type: Bug
>          Components: Examples
>    Affects Versions: 1.5.0
>            Reporter: Gary Yao
>            Priority: Major
>
> Running {{org.apache.flink.examples.java.relational.TPCHQuery3}} fails because the static class {{ShippingPriorityItem}} has private visibility, and hence cannot be serialized.
> *Stacktrace*
> {noformat}
> Exception in thread "main" org.apache.flink.runtime.client.JobExecutionException: java.lang.Exception: The data preparation for task 'CHAIN Join (Join at main(TPCHQuery3.java:155)) -> Combine (SUM(1), at main(TPCHQuery3.java:165)' , caused an error: Cannot instantiate tuple.
> 	at org.apache.flink.runtime.minicluster.MiniCluster.executeJobBlocking(MiniCluster.java:625)
> 	at org.apache.flink.client.LocalExecutor.executePlan(LocalExecutor.java:234)
> 	at org.apache.flink.api.java.LocalEnvironment.execute(LocalEnvironment.java:91)
> 	at org.apache.flink.api.java.ExecutionEnvironment.execute(ExecutionEnvironment.java:816)
> 	at org.apache.flink.api.java.DataSet.collect(DataSet.java:413)
> 	at org.apache.flink.api.java.DataSet.print(DataSet.java:1652)
> 	at org.apache.flink.examples.java.relational.TPCHQuery3.main(TPCHQuery3.java:174)
> Caused by: java.lang.Exception: The data preparation for task 'CHAIN Join (Join at main(TPCHQuery3.java:155)) -> Combine (SUM(1), at main(TPCHQuery3.java:165)' , caused an error: Cannot instantiate tuple.
> 	at org.apache.flink.runtime.operators.BatchTask.run(BatchTask.java:479)
> 	at org.apache.flink.runtime.operators.BatchTask.invoke(BatchTask.java:368)
> 	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:703)
> 	at java.lang.Thread.run(Thread.java:748)
> Caused by: java.lang.RuntimeException: Cannot instantiate tuple.
> 	at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.createInstance(TupleSerializer.java:71)
> 	at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.createInstance(TupleSerializer.java:30)
> 	at org.apache.flink.runtime.operators.hash.MutableHashTable.buildInitialTable(MutableHashTable.java:799)
> 	at org.apache.flink.runtime.operators.hash.MutableHashTable.open(MutableHashTable.java:487)
> 	at org.apache.flink.runtime.operators.hash.NonReusingBuildFirstHashJoinIterator.open(NonReusingBuildFirstHashJoinIterator.java:98)
> 	at org.apache.flink.runtime.operators.JoinDriver.prepare(JoinDriver.java:207)
> 	at org.apache.flink.runtime.operators.BatchTask.run(BatchTask.java:473)
> 	... 3 more
> Caused by: java.lang.IllegalAccessException: Class org.apache.flink.api.java.typeutils.runtime.TupleSerializer can not access a member of class org.apache.flink.examples.java.relational.TPCHQuery3$ShippingPriorityItem with modifiers "public"
> 	at sun.reflect.Reflection.ensureMemberAccess(Reflection.java:102)
> 	at java.lang.Class.newInstance(Class.java:436)
> 	at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.createInstance(TupleSerializer.java:62)
> 	... 9 more
> {noformat}



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