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ASF GitHub Bot commented on FLINK-3708: --------------------------------------- Github user tillrohrmann commented on a diff in the pull request: https://github.com/apache/flink/pull/1905#discussion_r60394116 --- Diff: flink-libraries/flink-cep/src/main/java/org/apache/flink/cep/PatternStream.java --- @@ -61,19 +61,36 @@ public <R> DataStream<R> select(final PatternSelectFunction<T, R> patternSelectFunction) { // we have to extract the output type from the provided pattern selection function manually // because the TypeExtractor cannot do that if the method is wrapped in a MapFunction - TypeInformation<R> outTypeInfo = TypeExtractor.getUnaryOperatorReturnType( - patternSelectFunction, - PatternSelectFunction.class, - 1, - -1, - inputType, - null, - false); + TypeInformation<R> returnType = TypeExtractor.getUnaryOperatorReturnType( + patternSelectFunction, + PatternSelectFunction.class, + 1, + -1, + inputType, + null, + false); --- End diff -- Indentation > Scala API for CEP > ----------------- > > Key: FLINK-3708 > URL: https://issues.apache.org/jira/browse/FLINK-3708 > Project: Flink > Issue Type: Improvement > Components: CEP > Affects Versions: 1.1.0 > Reporter: Till Rohrmann > Assignee: Stefan Richter > > Currently, The CEP library does not support Scala case classes, because the > {{TypeExtractor}} cannot handle them. In order to support them, it would be > necessary to offer a Scala API for the CEP library. -- This message was sent by Atlassian JIRA (v6.3.4#6332)