org.argeo.cms/src/org/argeo/cms/auth/HttpRequestCallbackHandler.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.UnsupportedCallbackException;
   8 import javax.servlet.http.HttpServletRequest;
   9
  10 /**
  11  * Callback handler populating {@link HttpRequestCallback}s with the provided
  12  * {@link HttpServletRequest}, and ignoring any other callback.
  13  */
  14 public class HttpRequestCallbackHandler implements CallbackHandler {
  15         final private HttpServletRequest request;
  16
  17         public HttpRequestCallbackHandler(HttpServletRequest request) {
  18                 this.request = request;
  19         }
  20
  21         @Override
  22         public void handle(Callback[] callbacks) throws IOException,
  23                         UnsupportedCallbackException {
  24                 for (Callback callback : callbacks)
  25                         if (callback instanceof HttpRequestCallback)
  26                                 ((HttpRequestCallback) callback).setRequest(request);
  27         }
  28
  29 }