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From Martin Grigorov <mgrigo...@apache.org>
Subject Re: SVG mime-type incorrect
Date Tue, 30 Jul 2013 17:06:55 GMT

You can override org.apache.wicket.Application#getMimeType

On Tue, Jul 30, 2013 at 7:01 PM, Chris Snyder <chris.snyder@biologos.org>wrote:

> I'm trying to serve SVG images as package resources. However, when I do
> so, the image files are served with a mime-type of application/xml, rather
> than the correct image/svg+xml. This causes strange behavior in Google
> Chrome - the image displays as a broken link when included in an <img/>
> tag, but renders fine when the image URL is opened directly. If the
> resource is served from the main webapp directory rather than as a package
> resource, the correct mime-type is sent and Chrome displays the image
> properly.
> Delving into the code, it appears that the problem is Java's
> URLConnection.guessContentTypeFromStream() method, which doesn't support
> SVG files. I've verified this problem on both the Apple-supplied Java 1.6
> and the official Oracle Java 1.7, both on MacOS X.
> What would be the best way to work around this issue? I tried creating my
> own custom PackageResource wrapper, which had its own PackageResourceStream
> wrapper, but it quickly got unwieldy (as well as being a nightmare for
> future maintainability).
> My goal is to have a subclass of Image that returns either a reference to
> an SVG or a PNG depending on the browser version. I first noticed the
> mime-type problem with my subclass, but I verified that it also exists when
> using the standard Image class.
> Thanks in advance for your help!
> -Chris Snyder
> --
> Chris Snyder
> Web Developer, BioLogos
> 616.328.5208 x203
> biologos.org

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