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https://issues.apache.org/jira/browse/FLINK-2194?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14580172#comment-14580172
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ASF GitHub Bot commented on FLINK-2194:
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GitHub user tillrohrmann opened a pull request:
https://github.com/apache/flink/pull/814
[FLINK-2194] [type extractor] Treats Writable type as generic type
(interface)
Adds check so that the `Writable` type is treated as a generic type.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/tillrohrmann/flink alexeyMahoutDSL
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/814.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #814
----
commit 63e8af405d8bdd68d2b95edee35a630ecffc01b9
Author: Till Rohrmann <[email protected]>
Date: 2015-06-09T14:11:05Z
[FLINK-2194] [type extractor] Excludes Writable type from
WritableTypeInformation to be treated as an interface
----
> Type extractor does not support Writable type
> ---------------------------------------------
>
> Key: FLINK-2194
> URL: https://issues.apache.org/jira/browse/FLINK-2194
> Project: Flink
> Issue Type: Bug
> Reporter: Till Rohrmann
>
> The type extractor supports sub types of {{Writable}} but not {{Writable}}
> itself. The reason is that it wants to create a {{WritableTypeInfo}} which is
> not possible for the interface {{Writable}}, though. A solution would be to
> treat the {{Writable}} interface like a generic type.
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