org.argeo.cms/src/org/argeo/cms/auth/RemoteAuthCallbackHandler.java

   1 package org.argeo.cms.auth;
   2
   3 import java.io.IOException;
   4
   5 import javax.security.auth.callback.Callback;
   6 import javax.security.auth.callback.CallbackHandler;
   7 import javax.security.auth.callback.LanguageCallback;
   8 import javax.security.auth.callback.UnsupportedCallbackException;
   9
  10 /**
  11  * Callback handler populating {@link RemoteAuthCallback}s with the provided
  12  * {@link HttpServletRequest}, and ignoring any other callback.
  13  */
  14 public class RemoteAuthCallbackHandler implements CallbackHandler {
  15         final private RemoteAuthRequest request;
  16         final private RemoteAuthResponse response;
  17         final private RemoteAuthSession httpSession;
  18
  19         public RemoteAuthCallbackHandler(RemoteAuthRequest request, RemoteAuthResponse response) {
  20                 this.request = request;
  21                 this.httpSession = request.getSession();
  22                 this.response = response;
  23         }
  24
  25         public RemoteAuthCallbackHandler(RemoteAuthSession httpSession) {
  26                 this.httpSession = httpSession;
  27                 this.request = null;
  28                 this.response = null;
  29         }
  30
  31         @Override
  32         public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
  33                 for (Callback callback : callbacks)
  34                         if (callback instanceof RemoteAuthCallback) {
  35                                 ((RemoteAuthCallback) callback).setRequest(request);
  36                                 ((RemoteAuthCallback) callback).setResponse(response);
  37                                 ((RemoteAuthCallback) callback).setHttpSession(httpSession);
  38                         } else if (callback instanceof LanguageCallback) {
  39                                 ((LanguageCallback) callback).setLocale(request.getLocale());
  40                         }
  41         }
  42
  43 }