/* * Copyright (c) 1996, 2004, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package sun.net.www.protocol.http; import java.net.URL; /** * An interface for all objects that implement HTTP authentication. * See the HTTP spec for details on how this works in general. * A single class or object can implement an arbitrary number of * authentication schemes. * * @author David Brown * * @deprecated -- use java.net.Authenticator instead * @see java.net.Authenticator *///// REMIND:  Unless compatibility with sun.* API's from 1.2 to 2.0 is// a goal, there's no reason to carry this forward into JDK 2.0.@Deprecatedpublic interface HttpAuthenticator {      /**     * Indicate whether the specified authentication scheme is     * supported.  In accordance with HTTP specifications, the     * scheme name should be checked in a case-insensitive fashion.     */     boolean schemeSupported (String scheme);     /**     * Returns the String that should be included in the HTTP     * <B>Authorization</B> field.  Return null if no info was     * supplied or could be found.     * <P>     * Example:     * --> GET http://www.authorization-required.com/ HTTP/1.0     * <-- HTTP/1.0 403 Unauthorized     * <-- WWW-Authenticate: Basic realm="WallyWorld"     * call schemeSupported("Basic"); (return true)     * call authString(u, "Basic", "WallyWorld", null);     *   return "QWadhgWERghghWERfdfQ=="     * --> GET http://www.authorization-required.com/ HTTP/1.0     * --> Authorization: Basic QWadhgWERghghWERfdfQ==     * <-- HTTP/1.0 200 OK     * <B> YAY!!!</B>     */     public String authString (URL u, String scheme, String realm); }