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https://issues.apache.org/jira/browse/TIKA-992?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13656037#comment-13656037
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Markus Jelsma commented on TIKA-992:
------------------------------------
Hi Kiran - this patch works for any meta tag that has a `property` and a
`content` attribute.
> OpenGraph meta tags to allow multiple values
> --------------------------------------------
>
> Key: TIKA-992
> URL: https://issues.apache.org/jira/browse/TIKA-992
> Project: Tika
> Issue Type: Bug
> Affects Versions: 1.3
> Reporter: Markus Jelsma
> Priority: Minor
> Fix For: 1.4
>
> Attachments: TIKA-992-1.3-1.patch
>
>
> HtmlHandler should use Metadata.add() for Open Graph properties instead of
> the HtmlHandler.addHtmlMetadata() method which uses Metadata.set(). The og:*
> properties can be multivalued. The Metadata.set() method overwrites previous
> entries because it doesn't use Metadata.appendedValues().
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