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https://issues.apache.org/jira/browse/NUTCH-1004?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13053154#comment-13053154
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Markus Jelsma commented on NUTCH-1004:
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Objections? Hide change behind index-basic config option?
> Do not index empty values for title field
> -----------------------------------------
>
> Key: NUTCH-1004
> URL: https://issues.apache.org/jira/browse/NUTCH-1004
> Project: Nutch
> Issue Type: Bug
> Components: indexer
> Affects Versions: 1.3, 2.0
> Reporter: Markus Jelsma
> Fix For: 1.4, 2.0
>
> Attachments: NUTCH-1004-1.4.patch, NUTCH-1004-2.0.patch
>
>
> Tika can generate multiple values for the title field for some files such as
> certain PDF's. It seems parse-tika's DOMContentUtils.getTitle() and helper
> methods are responsible for this behaviour. We should add a check on this to
> prevent empty values for the title field.
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