[jira] [Resolved] (ARROW-400) [Java] ArrowWriter writes length 0 for Struct types

["Wes McKinney (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ARROW-400?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney resolved ARROW-400.
--------------------------------
    Resolution: Fixed

Issue resolved by pull request 234
[https://github.com/apache/arrow/pull/234]

> [Java] ArrowWriter writes length 0 for Struct types
> ---------------------------------------------------
>
>                 Key: ARROW-400
>                 URL: https://issues.apache.org/jira/browse/ARROW-400
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: Java - Vectors
>            Reporter: Wes McKinney
>            Priority: Blocker
>         Attachments: struct_error.json
>
>
> Observed in integration testing. In a length-7 struct, the field metadata for the struct node has length 0 in the flatbuffer. From C++ gdb:
> {code}
> (gdb) p field_meta
> $1 = {length = 0, null_count = 0}
> {code}
> See attached example json file



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