/* * Copyright (c) 2000, 2003, 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 javax.security.sasl; import javax.security.auth.callback.ChoiceCallback; /**  * This callback is used by <tt>SaslClient</tt> and <tt>SaslServer</tt>  * to obtain a realm given a list of realm choices.  *  * @since 1.5  *  * @author Rosanna Lee  * @author Rob Weltman  */public class RealmChoiceCallback extends ChoiceCallback {     /**     * Constructs a <tt>RealmChoiceCallback</tt> with a prompt, a list of     * choices and a default choice.     *     * @param prompt the non-null prompt to use to request the realm.     * @param choices the non-null list of realms to choose from.     * @param defaultChoice the choice to be used as the default choice     * when the list of choices is displayed. It is an index into     * the <tt>choices</tt> arary.     * @param multiple true if multiple choices allowed; false otherwise     * @throws IllegalArgumentException If <tt>prompt</tt> is null or the empty string,     * if <tt>choices</tt> has a length of 0, if any element from     * <tt>choices</tt> is null or empty, or if <tt>defaultChoice</tt>     * does not fall within the array boundary of <tt>choices</tt>     */    public RealmChoiceCallback(String prompt, String[]choices,        int defaultChoice, boolean multiple) {        super(prompt, choices, defaultChoice, multiple);    }     private static final long serialVersionUID = -8588141348846281332L;}