Felix Neutatz created FLINK-1382: ------------------------------------ Summary: Void is not added to TypeInfoParser Key: FLINK-1382 URL: https://issues.apache.org/jira/browse/FLINK-1382 Project: Flink Issue Type: Bug Reporter: Felix Neutatz 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 -- This message was sent by Atlassian JIRA (v6.3.4#6332)