It worked. Thanks for the help. This example helped me : https://hc.apache.org/httpcomponents-client-4.5.x/httpclient-win/examples/org/apache/http/examples/client/win/ClientWinAuth.java
On Wed, Jul 25, 2018 at 8:07 PM Sreyan Chakravarty <sreyan.mail...@gmail.com> wrote: > What is the difference between them? What is the meaning of "Windows > platform specific authentication code" ? What is the authentication > code? Also what is " native Windows authentication " ? Where can I find > more information about this? Any docs? > > What is the meaning of authentication code? > > Could you please provide more info. > > On Wed, Jul 25, 2018 at 1:47 PM Oleg Kalnichevski <ol...@apache.org> > wrote: > >> On Tue, 2018-07-24 at 20:50 +0530, Sreyan Chakravarty wrote: >> > I am on a Windows machine at work and am using HttpClient to make a >> > request >> > via a web proxy. But the problem is that I keep 407 Authentication >> > required >> > message. >> > >> > But if I do the same thing via the RestTemplate of Spring, which uses >> > the >> > vanilla java.net.URLConnection class, with supplying just the proxy >> > address >> > and port, it works fine. *It doesn't even need the user name and >> > password >> > for authentication. * >> > >> > Why does this work? Why does HttpClient fail? >> > >> > Doing some digging into the source I made out that HttpClient first >> > opens a >> > socket to the required address and then reads and writes from that >> > socket. >> > AFAIK, java.net.URLConnection does not do that. >> > >> > So my question is what does java.net.URLConnection do differently? >> > What is >> > the difference between opening a socket. >> > >> > Also how do I make HttpClient behave like java.net.URLConnection so >> > that I >> > can avoid the error. >> > >> > Clearly java.net.URLConnection is doing something right. >> > >> >> Right or wrong, it uses Windows platform specific authentication code. >> HttpClient supports native Windows authentication when running on >> Windows family of OSes >> >> http://hc.apache.org/httpcomponents-client-4.5.x/httpclient-win/apidocs >> /index.html >> <http://hc.apache.org/httpcomponents-client-4.5.x/httpclient-win/apidocs/index.html> >> >> Oleg >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: httpclient-users-unsubscr...@hc.apache.org >> For additional commands, e-mail: httpclient-users-h...@hc.apache.org >> >> > > -- > Regards, > Sreyan > -- Regards, Sreyan
