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 --
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