Source for gnu.javax.security.auth.callback.GnuCallbacks

   1: /* GnuCallbacks.java -- Provider for callback implementations.
   2:    Copyright (C) 2004, 2006 Free Software Foundation, Inc.
   3: 
   4: This file is a part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2 of the License, or (at
   9: your option) any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; if not, write to the Free Software
  18: Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
  19: USA
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version.  */
  37: 
  38: 
  39: package gnu.javax.security.auth.callback;
  40: 
  41: import java.security.AccessController;
  42: import java.security.PrivilegedAction;
  43: import java.security.Provider;
  44: 
  45: public final class GnuCallbacks extends Provider
  46: {
  47:   public GnuCallbacks()
  48:   {
  49:     super("GNU-CALLBACKS", 2.1, "Implementations of various callback handlers.");
  50: 
  51:     AccessController.doPrivileged(new PrivilegedAction()
  52:       {
  53:         public Object run()
  54:         {
  55:           put("CallbackHandler.Default", DefaultCallbackHandler.class.getName());
  56:           put("CallbackHandler.Console", ConsoleCallbackHandler.class.getName());
  57:           put("CallbackHandler.AWT", AWTCallbackHandler.class.getName());
  58:           put("CallbackHandler.Swing", SwingCallbackHandler.class.getName());
  59: 
  60:           return null;
  61:         }
  62:       });
  63:   }
  64: }