On Thu, 24 Jun 2021 23:19:22 GMT, Kevin Rushforth <k...@openjdk.org> wrote:

>> We aren't ignoring it .. its just handed on, so its going to be the same as 
>> the other non-writable case .. file could not be created .. printing error 
>> .. 
>> we could do some up-front validation if that seems like the way we want to 
>> go. This could I guess also check if the file is writeable .. but since the 
>> user can select a non-writable file location in the dialog I don't think we 
>> should do that part. In which case I wonder about the URL validation too ..
>
> Consistency with other APIs would be the main reason. We could do something 
> similar to what we do for `Image`, and treat a string without a protocol as a 
> file (although not relative to the classpath as in the case of images), 
> turning it into a `file:` URL internally where needed.
> 
> @prrace what do you think?

> As a potential user of this API I have to ask, why would this be a URL 
> instead of a File or Path ? Particularly if only "file:" URLs will be valid. 
> I can't think of a scenario where it won't always be an extra inconvenience 
> to convert the path I have to a URL.

I will think about it but not promising yet.
 We only forsee (for now) a file ..  We use URL a lot and also the javax.print 
API in 2D uses URL .. and so 2D hands us a file URL as well as expecting one .. 
and FX printing depends heavily on that right now so there's no escaping URLs 
somewhere.

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PR: https://git.openjdk.java.net/jfx/pull/543

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