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From sebb <seb...@gmail.com>
Subject Re: Question regarding the redirects
Date Wed, 09 Sep 2009 00:33:01 GMT
On 09/09/2009, Rutuja Joshi <Rutuja.Joshi@sun.com> wrote:
> Hi sebb,
>
>  httpMethod.getURI() gives the URL as
> http://www.opensolaris.org/jive/login!withRedirect.jspa, so
> basically its the URL that this method tired to connect to and received a
> 302 response. I was hoping to get
> https://auth.opensolaris.org/... in the form of some header
> somewhere.

Works for me.

>  As Joseph suggested, I have option of handling series of redirects manually
> and that way I will know what URL is the final URL. I will try that but just
> confirming that there is no other simpler way to know the final destination
> URL .
>
>  Thanks a lot for your responses.
>  Rutuja
>
>
>  sebb wrote:
>
> > On 09/09/2009, Rutuja Joshi <Rutuja.Joshi@sun.com> wrote:
> >
> >
> > > Thanks Sebb!
> > >
> > >  I tried reading Location header in my code.
> > >
> > >  For URL
> > >
> http://www.opensolaris.org/jive/login!withRedirect.jspa,
> > > the contents are ultimately fetched from
> > >
> https://auth.opensolaris.org/login.action?targetUrl=http://www.opensolaris.org/jive/message.jspa?messageID=219909.
> > >
> > >  However, when I set  method.setFollowRedirects(false),
> > > the location header says :
> > > "http://www.opensolaris.org//enter.jspa?targetPage=%2F"
> > >  when I set method.setFollowRedirects(true) , the
> response
> > > headers do not have location header (may be as we allow HttpClient to
> follow
> > > the redirects)
> > >
> > >  In short, I am not able to determine what the final URL would be based
> on
> > > the "Location" header. Am I missing something or it is not possible for
> > > HttpClient to keep track of the final destination URL.
> > >
> > >
> >
> > httpMethod.getURI() will have the final URI.
> >
> >
> >
> > >  Thanks,
> > >  Rutuja
> > >
> > >
> > >
> > >
> > >
> > >
> > > > On 08/09/2009, sebb <sebbaz@gmail.com> wrote:
> > > >
> > > >
> > > >
> > > >
> > > > > On 08/09/2009, Rutuja Joshi <Rutuja.Joshi@sun.com> wrote:
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > > Thanks Sebb!
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > >  >
> > > > >  >  I had actually commented out
> > > > >  > method.setFollowRedirects(true) in the code
> thinking
> > > > >
> > > > >
> > > >
> > > that
> > >
> > >
> > > >
> > > > >  > the default is false.When I explicitly set it to false, I get
the
> > > > >
> > > > >
> > > >
> > > response
> > >
> > >
> > > >
> > > > >  > code as 302 ("HTTP/1.1 302 Moved Temporarily") and not 304.
> > > > >
> > > > >
> > > > >
> > > > >
> > > > Just double-checked and I got 302 (not 304); but the effect is much
> the
> > > >
> > > >
> > > same.
> > >
> > >
> > > >
> > > >
> > > >
> > > > >  >
> > > > >  >  Is there any way to know what the new URL is going to be from
> the
> > > > >
> > > > >
> > > >
> > > status
> > >
> > >
> > > >
> > > > >  > line?
> > > > >
> > > > >
> > > > > No.
> > > > >
> > > > >  You need to look at the "Location" header.
> > > > >
> > > > >
> > > > >  >  Thanks,
> > > > >  >  Rutuja
> > > > >  >
> > > > >  >
> > > > >  >  sebb wrote:
> > > > >  >
> > > > >  >
> > > > >  > > I just tried the URL using Apache JMeter 2.3.4 which uses
HC
> 3.1,
> > > > >
> > > > >
> > > >
> > > and
> > >
> > >
> > > >
> > > > >  > > that shows the 304 Redirect response correctly, so long
as one
> sets
> > > > >  > >
> > > > >  > > method.setFollowRedirects(false).
> > > > >  > >
> > > > >  > > Are you sure you are setting this correctly?
> > > > >  > >
> > > > >  > > On 08/09/2009, Rutuja Joshi <Rutuja.Joshi@sun.com>
wrote:
> > > > >  > >
> > > > >  > >
> > > > >  > > > Hi Sebb,
> > > > >  > > >
> > > > >  > > >  Sorry to not mention it earlier. I am using HttpClient
3.1
> > > > >  > > > (commons-httpclient-3.1.jar)
> > > > >  > > >
> > > > >  > > >  Thanks,
> > > > >  > > >  Rutuja
> > > > >  > > >
> > > > >  > > >  sebb wrote:
> > > > >  > > >
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > > On 08/09/2009, Rutuja Joshi <Rutuja.Joshi@sun.com>
wrote:
> > > > >  > > > >
> > > > >  > > > >
> > > > >  > > > >
> > > > >  > > > >
> > > > >  > > > > > Hello,
> > > > >  > > > > >
> > > > >  > > > > >  I am working on the application which
fetches HTTP
> contents
> > > > >
> > > > >
> > > >
> > > given
> > >
> > >
> > > >
> > > > >  > the
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > > URL.
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > > If there is any redirection from the original
URL, I need
> to
> > > > >
> > > > >
> > > >
> > > find
> > >
> > >
> > > >
> > > > >  > out
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > > what's
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > > the destination URL from which the contents
are going to
> be
> > > > >
> > > > >
> > > >
> > > fetched
> > >
> > >
> > > >
> > > > >  > > > > > eventually. Then depending on the predefined
criterion I
> > > > >
> > > > >
> > > >
> > > would like
> > >
> > >
> > > >
> > > > >  > to
> > > > >  > > > > > determine if the contents should be fetched
from the
> final
> > > > >  > destination
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > > or
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > > not.
> > > > >  > > > > >
> > > > >  > > > > >  For example, when I use HttpClient to
fetch contents
> from
> > > > >
> > > > >
> > > >
> > > URL:
> > >
> > >
> > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > >
> > > > >
> > > > >
> > > >
> > > http://www.opensolaris.org/jive/login!withRedirect.jspa
> > >
> > >
> > > >
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > >  The request gets automatically redirected
to
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > >
> > > > >  >
> > > > >
> > > > >
> > > >
> > >
> https://auth.opensolaris.org/login.action?targetUrl=http://www.opensolaris.org/jive/message.jspa?messageID=219909
> > >
> > >
> > > >
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > >  and HttpClient returns the html contents
from
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > > https://auth.opensolaris....
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > >  Based on the return code value from method.execute()
> call I
> > > > >
> > > > >
> > > >
> > > have no
> > >
> > >
> > > >
> > > > >  > way
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > > to
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > > know that this happened. The return code
is 200
> > > > >
> > > > >
> > > >
> > > (HttpStatus.SC_OK).
> > >
> > >
> > > >
> > > > >  > > > > >
> > > > >  > > > > >  I have two questions as follows:
> > > > >  > > > > >  1> Is there any way to know that this
 redirect happened
> ?
> > > > >  > > > > >  2> Can I control redirects completely?
Meaning, is there
> any
> > > > >
> > > > >
> > > >
> > > way to
> > >
> > >
> > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > > tell
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > > HttpClient to not to fetch content from
the new URL but
> just
> > > > >
> > > > >
> > > >
> > > let the
> > >
> > >
> > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > > calling
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > > method know what this new URL is?
> > > > >  > > > > >
> > > > >  > > > > >  Please note setting method.followRedirects()
to true or
> > > > >
> > > > >
> > > >
> > > false did
> > >
> > >
> > > >
> > > > >  > not
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > > alter
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > > the behavior. Irrespective of setting this
flag to false,
> the
> > > > >
> > > > >
> > > >
> > > HTML
> > >
> > >
> > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > > contents
> > > > >  > > >
> > > > >  > > >
> > > > >  > > > >
> > > > >  > > > > > were fetched from https://auth.opensolaris....
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > > Which version of HttpClient are you using?
> > > > >  > > > >
> > > > >  > > > >
> > > > >  > > > >
> > > > >  > > > >
> > > > >  > > > >
> > > > >  > > > > >  Thanks in advance!
> > > > >  > > > > >  Rutuja
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > > >
> > > > >  > > > >
> > > > >  > > >
> > > > >  >
> > > > >
> > > > >
> > > >
> > >
> ---------------------------------------------------------------------
> > >
> > >
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