[
https://issues.apache.org/jira/browse/FLINK-12412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16833766#comment-16833766
]
YangFei edited comment on FLINK-12412 at 5/6/19 12:32 PM:
----------------------------------------------------------
Maybe we can make this feature by @Typeinfo , because by this way only the new
version Flink will be use this feature , newer flink can process older state .
But the classs in the extern libs will not be used by this feature
was (Author: yangfei):
Maybe we can make this feature by @Typeinfo , because by this way only the new
version Flink version will be use this feature , newer flink can process older
state .
But the classs in the extern libs will not be used by this feature
> Allow ListTypeInfo used for java.util.List and MapTypeInfo used for
> java.util.Map
> ---------------------------------------------------------------------------------
>
> Key: FLINK-12412
> URL: https://issues.apache.org/jira/browse/FLINK-12412
> Project: Flink
> Issue Type: New Feature
> Components: API / Type Serialization System
> Affects Versions: 1.9.0
> Reporter: YangFei
> Assignee: YangFei
> Priority: Major
> Labels: pull-request-available, starer
> Fix For: 1.9.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
>
> {code:java}
> // code placeholder
> public static class UserBehavior {
> public long userId;
> public long itemId;
> public int categoryId;
> public long timestamp;
> public List<String> comments;
> }
> public static void main(String[] args) throws Exception {
> PojoTypeInfo<UserBehavior> pojoType = (PojoTypeInfo<UserBehavior>)
> TypeExtractor.createTypeInfo(UserBehavior.class);
> }
> {code}
>
> The filed comments in UserBehavior will be extracted by TypeExtractor to
> GenericType .
> I think it can be extracted to ListTypeInfo .
> This would be a big improvement as in many cases classes including List or Map
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
