I'm afraid I AM using the hostname already - as extracted with URL.getHost()- (my use of "mydomain" in my code below was actually misleading). Essentially, I have no trouble using the exact same code/credentials to communicate from server A to server B, but it fails only when communicate from B to itself (that is, from one servlet in B, to another servlet in B). -Patricia
> -----Original Message----- > From: Oleg Kalnichevski [mailto:[email protected]] > Sent: Wednesday, June 24, 2009 7:47 AM > To: HttpClient User Discussion > Subject: Re: any suggestions as to what could be wrong here? > > On Mon, Jun 22, 2009 at 05:12:11PM -0500, Patricia Goldweic wrote: > > Hi, > > I've (very) recently started using httpclient (3.1) in my Java app. > > I've successfully been able to make connections from a > program running > > on server A to another program (servlet) running on server > B, where B > > uses Tomcat as the servlet container, and DIGEST authentication is > > used to authenticate between A and B. > > Now, here is the problem: within server B, I need to make > another http > > request to a different servlet running also on B, in the same web > > application as A. I used exactly the same code to create the > > Httpclient instance, set credentials, and execute a GetMethod that > > does what I need on that second servlet on B, that what > I've used for > > connections between A and B. > > However, when this new httpclient connection is created and > run within > > B, I get a 'No credentials available for DIGEST: '<REALM > NAME>&<DOMAIN NAME>'. > > One thing to note (perhaps): on the web application on B, the http > > client instances are created within a background thread > that is part > > of the web application. > > > > Does anybody have any suggestions as to what could be causing this > > credentials issue? (BTW, I'm printing out my own debugging > statements > > when I set the credentials in the httpclient instance, right before > > the call to executeMethod). > > My code is as follows: > > > > private HttpClient getHttpClient() { > > HttpClient client = new HttpClient(); > > List<String> authPrefs = new ArrayList<String>(1); > > authPrefs.add(AuthPolicy.DIGEST); > > client.getParams().setParameter(AuthPolicy.AUTH_SCHEME_PRIORITY, > > authPrefs); > > client.getState().setCredentials(new AuthScope("mydomain", -1, > > Patricia, > > The first parameter of AuthScope is expected to be a > hostname, not a domain name. > > Hope this helps > > Oleg > > > > "myrealm"), new UsernamePasswordCredentials("myaccount", > "mypassword"))); > > return client; > > } > > > > And I'm using it as follows : > > > > HttpClient client = getHttpClient(); > > GetMethod get = new GetMethod("someurlWithinB"); > > get.setDoAuthentication(true); int responseCode = 0; String > > responseString = null; try { > > responseCode = client.executeMethod(get); > > ... (here I check the response code and find '401' ) > > } catch (Exception) > > ... > > } > > > > > > -Patricia > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
