Oleg,

I was aware of the bug writeup, but hadn't noticed the target milestone.  I 
see that the status is still "NEW", so I assume that work hasn't started.  I 
would be happy to donate code and time when this development begins.

-Steve

On Tuesday 30 September 2003 09:46 am, Kalnichevski, Oleg wrote:
> Steve,
> Integrated callbacks are planned for the next release (currently designated
> as 2.1)
>
> http://nagoya.apache.org/bugzilla/show_bug.cgi?id=10794
>
> Oleg
>
> -----Original Message-----
> From: Steve Vaughan [mailto:[EMAIL PROTECTED]
> Sent: Tuesday, September 30, 2003 3:19 PM
> To: Commons HttpClient Project
> Subject: Re: Prompting user for authentication?
>
>
> I disagree.  It seems counter-intuitive to me that every application that
> uses HttpClient should have to provide the same block of code to perform a
> function as fundamental as authentication.  HttpClient already handles most
> authentication, but doesn't currently allow for any form of user
> interaction.
>
> An added benefit of using an integrated callback handler is the additional
> information available when authentication is required.  Although the code
> you provided is able to test the status code for a 401, it does not know
> what forms of authentication are available.  You could analyze the response
> header yourself, but this is already being performed by HttpClient.
>
> -Steve
>
> On Tuesday 30 September 2003 08:30 am, Adrian Sutton wrote:
> > On 30/09/2003 10:12 PM, "Steve Vaughan" <[EMAIL PROTECTED]> wrote:
> > > One of our engineers developed a patch for HttpClient which allows a
> > > callback handler to be registered with an HttpClient instance.  A
> > > registered handler could prompt the user for username/password.  When a
> > > handler isn't registered, the HttpClient works as it does now.
> > >
> > > -Steve
> >
> > The recommended way (at least as far as I'm concerned) of doing this is
> > to do it outside of HttpClient since it is in effect outside of what a
> > HTTP library should handle.  The HTTP library handles talking to the
> > server, your code handles displaying the appropriate GUI and dealing with
> > errors. So what you do is deal with an unauthorized response like you
> > would other recoverable errors (excuse the poor code, Entourage keeps
> > capitalising things):
> >
> > For (int count = 0; count < MAX_ATTEMPTS; count++) {
> >     GetMethod get = new GetMethod("http://auth.com";);
> >     int response = httpclient.execute(get);
> >     if (response >= 200 && response < 300) {
> >         // Yay it worked.
> >     } else if (response == 407) {
> >         // Authorization required (I think 407 is right)
> >         showAuthDialogAndSetCredentials(theRealm, isNTLM,...);
> >         // Lets give them unlimited authorization attempts
> >         count = 0;
> >     } else if (response == 404) {
> >         // Aw shucks, we're out of luck.
> >     } else if (...) {
> >         // redirect ?
> >         // Server too busy, try again later
> >     }
> > }
> >
> > That's the basic idea anyway.  I thought everyone used that pattern with
> > HttpClient anyway?
> >
> > Regards,
> >
> > Adrian Sutton.
> >
> > ----------------------------------------------
> > Intencha "tomorrow's technology today"
> > Ph: 38478913 0422236329
> > Suite 8/29 Oatland Crescent
> > Holland Park West 4121
> > Australia QLD
> > www.intencha.com
> >
> >
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