59             throw new AssertionError(roe);
  60         }
  61 
  62         try {
  63             return (Negotiator) (c.newInstance(hci));
  64         } catch (ReflectiveOperationException roe) {
  65             finest(roe);
  66             Throwable t = roe.getCause();
  67             if (t != null && t instanceof Exception)
  68                 finest((Exception)t);
  69             return null;
  70         }
  71     }
  72 
  73     public abstract byte[] firstToken() throws IOException;
  74 
  75     public abstract byte[] nextToken(byte[] in) throws IOException;
  76 
  77     private static void finest(Exception e) {
  78         PlatformLogger logger = HttpURLConnection.getHttpLogger();

  79         logger.finest("NegotiateAuthentication: " + e);

  80     }
  81 }
  82 

  59             throw new AssertionError(roe);
  60         }
  61 
  62         try {
  63             return (Negotiator) (c.newInstance(hci));
  64         } catch (ReflectiveOperationException roe) {
  65             finest(roe);
  66             Throwable t = roe.getCause();
  67             if (t != null && t instanceof Exception)
  68                 finest((Exception)t);
  69             return null;
  70         }
  71     }
  72 
  73     public abstract byte[] firstToken() throws IOException;
  74 
  75     public abstract byte[] nextToken(byte[] in) throws IOException;
  76 
  77     private static void finest(Exception e) {
  78         PlatformLogger logger = HttpURLConnection.getHttpLogger();
  79         if (logger.isLoggable(PlatformLogger.FINEST)) {
  80             logger.finest("NegotiateAuthentication: " + e);
  81         }
  82     }
  83 }
  84