RE: Undesirable decoding of URL encoded external URL using RedirectToUrlException

[Chris Colman]

That works brilliantly!

Thanks Martin

> -----Original Message-----
> From: Martin Grigorov [mailto:mgrigo...@apache.org]
> Sent: Tuesday, 26 February 2019 10:46 PM
> To: users@wicket.apache.org
> Subject: Re: Undesirable decoding of URL encoded external URL using
> RedirectToUrlException
> 
> Hi,
> 
> It seems you use RedirectToUrlException(String) constructor which
> internally uses statusCode=HttpServletResponse.SC_MOVED_TEMPORARILY.
> If you use RedirectToUrlException(yourUrl,
> HttpServletResponse.SC_SEE_OTHER) then Wicket will not do its extra
logic
> in
>
org.apache.wicket.protocol.http.servlet.ServletWebResponse#encodeRedirec
tU
> RL()
> and all should be fine.
> 
> On Mon, Feb 25, 2019 at 8:13 PM Chris Colman
> <chr...@stepaheadsoftware.com>
> wrote:
> 
> > I am using:
> >
> >
> >
> >             throw new RedirectUrlException(externalUrl);
> >
> >
> >
> > to redirect to an external URL (i.e.
> > https://hostname/path?param1=value1&param2=value2 etc.,)
> >
> >
> >
> > In constructing the URL I have used java.net.URLEncoder.encode() to
> > individual encode the values in each of the query parameters.
> >
> >
> >
> > The browser shows the redirected URL with the query parameters being
> > 'decoded' not encoded.
> >
> >
> >
> > I stepped through in the debugger and saw that Wicket's
> > org.apache.wicket.util.encoding.UrlDecoder is being used to decode
the
> > URL while processing the redirect.
> >
> >
> >
> >
> >
> > I worked around problem by using the native Servlet API redirect:
> >
> >
> >
> >             HttpServletResponse response =
> >
(HttpServletResponse)getRequestCycle().getResponse().getContainerRespons
> > e();
> >
> >             try
> >
> >             {
> >
> >                         response.sendRedirect(url);
> >
> >             }
> >
> >             catch(IOException ioe)
> >
> >             {
> >
> >                         logger.error("Error while attempting to
redirect
> > to: " + url);
> >
> >             }
> >
> >
> >
> > However, is there a 'Wicket' way of redirecting to an external URL
> > without causing the undesired decoding?
> >
> >
> >
> >
> >
> > Note: Using Wicket 6.x
> >
> >
> >
> > Regards,
> >
> > Chris
> >
> >

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