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https://issues.apache.org/jira/browse/FLINK-1471?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14305120#comment-14305120
]
ASF GitHub Bot commented on FLINK-1471:
---------------------------------------
Github user rmetzger commented on a diff in the pull request:
https://github.com/apache/flink/pull/359#discussion_r24085204
--- Diff:
flink-java/src/main/java/org/apache/flink/api/java/typeutils/TypeExtractor.java
---
@@ -680,10 +680,20 @@ private static void validateInputType(Type t,
TypeInformation<?> inType) {
}
}
- private static void validateInputType(Class<?> baseClass, Class<?>
clazz, int inputParamPos, TypeInformation<?> inType) {
+ private static void validateInputType(Class<?> baseClass, Class<?>
clazz, int inputParamPos, TypeInformation<?> inTypeInfo) {
ArrayList<Type> typeHierarchy = new ArrayList<Type>();
+
+ // try to get generic parameter
+ Type inType;
+ try {
+ inType = getParameterType(baseClass, typeHierarchy,
clazz, inputParamPos);
+ }
+ catch (Exception e) {
+ return; // skip input validation e.g. for raw types
--- End diff --
I know its annoying to change pull requests for these minor changes.
If you want you can change it and push it to `master`.
> Allow KeySelectors to implement ResultTypeQueryable
> ---------------------------------------------------
>
> Key: FLINK-1471
> URL: https://issues.apache.org/jira/browse/FLINK-1471
> Project: Flink
> Issue Type: Bug
> Components: Java API
> Affects Versions: 0.9
> Reporter: Robert Metzger
> Assignee: Timo Walther
> Fix For: 0.9
>
>
> See https://github.com/apache/flink/pull/354
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