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Java example source code file (HttpAuthenticator.java)

This example Java source code file (HttpAuthenticator.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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Java - Java tags/keywords

deprecated, httpauthenticator, net, network, string, url

The HttpAuthenticator.java Java example source code

/*
 * 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.
@Deprecated
public 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 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!!!
     */

    public String authString (URL u, String scheme, String realm);

}

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