On Tue, May 8, 2012 at 2:53 AM, Ruchira Wageesha <[email protected]> wrote:
> Hi,
>
> It seems in servlets, the request parameter handling is not consistent
> across all request content types. i.e. When the content type is
> multipart/form-data, we can't access parameters just using
> request.getParameter("foo"). In order to handle multipart/form-data, best
> practice would be to use commons-fileupload.
>
> So, it would be better if we can give an easier API to handle
> multipart/form-data in Jaggery. In Jaggery, we also have
> request.getParameter("foo") method to get string params sent with
> application/x-www-form-urlencoded request. But it fails at the moment with
> multiparts, but can be handled it properly using commons-fileupload.
>
> In Jaggery API level, we can have the following. Please reply with your
> suggessions.
>
> request.getParameter("foo"); //return either string or File object depending
> on the content type/field type
>
> or
>
>
> request.getFile("foo"); //instead of using getParameter() method, we can
> have this method to get file uploads
I prefer getFile(..) .. I guess if there is no file, it can return null
>
> Further, following methods too would be useful.
>
> request.getFileMap(); // which will return list of file fields
> request.getParameterMap();//list of all parameters in the request
> request.isMultipart();
>
> As we now have a Stream Hostobject to effiently deal with stream contents,
> we can make the returned File object to directly deal with the uploaded
> stream. So, we can just pass the uploaded file stream to any other HO which
> deals with streams or save to the disk.
>
> In order to save it, what would be the better method?
>
> file.save("/foo.jpg"); or file.move("/foo.jpg");
>
> Confusion between save() vs move() is due to the write() method we have in
> File HO. i.e. If we opened a file with
>
> var file = new File("myFile.tx");
>
> then file.write(content); instantly save content to the file and save()
> function won't needed in that case. But move() is valid always. So, what
> would be the more appropriate method?
How about "SaveAs" .. note that move have the additional semantic of
deleting the current file
>
> The last question, in order to convert the content of a Stream object to a
> string, what would be the better method name?
>
> stream.serialize() or stream.toString()
toString() ;)
--Srinath
>
> --
> Ruchira Wageesha
> Software Engineer - WSO2 Inc. www.wso2.com
>
> Email: [email protected] Blog: [email protected]
> Mobile: +94775493444
>
> Lean . Enterprise . Middleware
>
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--
============================
Srinath Perera, Ph.D.
http://www.cs.indiana.edu/~hperera/
http://srinathsview.blogspot.com/
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