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From "Timo Walther (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (FLINK-1382) Void is not added to TypeInfoParser
Date Mon, 12 Jan 2015 11:23:35 GMT

     [ https://issues.apache.org/jira/browse/FLINK-1382?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Timo Walther updated FLINK-1382:
--------------------------------
    Component/s: Java API

> Void is not added to TypeInfoParser
> -----------------------------------
>
>                 Key: FLINK-1382
>                 URL: https://issues.apache.org/jira/browse/FLINK-1382
>             Project: Flink
>          Issue Type: Bug
>          Components: Java API
>    Affects Versions: 0.9
>            Reporter: Felix Neutatz
>            Assignee: Timo Walther
>            Priority: Minor
>
> List l = Arrays.asList(new Tuple2<Void,Long>(null, 1L));
> TypeInformation t = TypeInfoParser.parse("Tuple2<Void,Long>");
> DataSet<Tuple2<Void,Long>> data = env.fromCollection(l, t);
> data.print();
> Throws:
> Exception in thread "main" java.lang.IllegalArgumentException: String could not be parsed:
Class 'Void' could not be found for use as custom object. Please note that inner classes must
be declared static.
> at org.apache.flink.api.java.typeutils.TypeInfoParser.parse(TypeInfoParser.java:90)
> at org.apache.flink.hadoopcompatibility.mapreduce.example.ParquetOutput.main(ParquetOutput.java:92)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at com.intellij.rt.execution.application.AppMain.main(AppMain.java:134)
> Caused by: java.lang.IllegalArgumentException: Class 'Void' could not be found for use
as custom object. Please note that inner classes must be declared static.
> at org.apache.flink.api.java.typeutils.TypeInfoParser.parse(TypeInfoParser.java:290)
> at org.apache.flink.api.java.typeutils.TypeInfoParser.parse(TypeInfoParser.java:133)
> at org.apache.flink.api.java.typeutils.TypeInfoParser.parse(TypeInfoParser.java:88)
> ... 6 more



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