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Posted to dev@flink.apache.org by "Rico Bergmann (JIRA)" <ji...@apache.org> on 2015/05/27 16:16:17 UTC
[jira] [Created] (FLINK-2101) Scheme Inference doesn't work for
Tuple5
Rico Bergmann created FLINK-2101:
------------------------------------
Summary: Scheme Inference doesn't work for Tuple5
Key: FLINK-2101
URL: https://issues.apache.org/jira/browse/FLINK-2101
Project: Flink
Issue Type: Bug
Components: Kafka Connector
Affects Versions: master
Reporter: Rico Bergmann
Calling addSink(new KafkaSink<Tuple5<String, String, String, Long, Double>>(
"localhost:9092",
"webtrends.ec1601",
new Utils.TypeInformationSerializationSchema<Tuple5<String, String, String, Long, Double>>(
new Tuple5<String, String, String, Long, Double>(),
env.getConfig())));
gives me an Exception stating, that the generic type infos are not given.
Exception in thread "main" org.apache.flink.api.common.functions.InvalidTypesException: Tuple needs to be parameterized by using generics.
at org.apache.flink.api.java.typeutils.TypeExtractor.createTypeInfoWithTypeHierarchy(TypeExtractor.java:396)
at org.apache.flink.api.java.typeutils.TypeExtractor.privateCreateTypeInfo(TypeExtractor.java:339)
at org.apache.flink.api.java.typeutils.TypeExtractor.createTypeInfo(TypeExtractor.java:318)
at org.apache.flink.api.java.typeutils.ObjectArrayTypeInfo.<init>(ObjectArrayTypeInfo.java:45)
at org.apache.flink.api.java.typeutils.ObjectArrayTypeInfo.getInfoFor(ObjectArrayTypeInfo.java:167)
at org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:1150)
at org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForClass(TypeExtractor.java:1122)
at org.apache.flink.api.java.typeutils.TypeExtractor.privateGetForObject(TypeExtractor.java:1476)
at org.apache.flink.api.java.typeutils.TypeExtractor.getForObject(TypeExtractor.java:1446)
at org.apache.flink.streaming.connectors.kafka.Utils$TypeInformationSerializationSchema.<init>(Utils.java:37)
at de.otto.streamexample.WCExample.main(WCExample.java:132)
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