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From: "Reinhard Sandtner (JIRA)" <jira@apache.org>
To: dev@batchee.incubator.apache.org
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Subject: [jira] [Commented] (BATCHEE-32) add NoStateTypedItem*
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    [ https://issues.apache.org/jira/browse/BATCHEE-32?page=3Dcom.atlassian=
.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=3D1398=
2432#comment-13982432 ]=20

Reinhard Sandtner commented on BATCHEE-32:
------------------------------------------

hallo mark, created new patch and removed the old one!

> add NoStateTypedItem*
> ---------------------
>
>                 Key: BATCHEE-32
>                 URL: https://issues.apache.org/jira/browse/BATCHEE-32
>             Project: BatchEE
>          Issue Type: Improvement
>          Components: batchee-extensions
>    Affects Versions: 0.1-incubating
>            Reporter: Reinhard Sandtner
>            Priority: Minor
>             Fix For: 0.2-incubating
>
>         Attachments: BATCHEE-32.patch
>
>
> if you extend TypedWriter you must implement=20
> {code}
>   protected abstract void doOpen(C checkpoint);
>   protected abstract C doCheckpointInfo();
>   protected abstract void doWriteItems(List<R> items);
> {code}
> but in many cases you won=E2=80=99t do that.
> BufferedItemReader can extend NoStateItemWriter which provides a default =
implementation for doOpen() doCheckpointInfo()



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