/*

 * Copyright (c) 1999, 2010, 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

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 */

package javax.naming.ldap;

import javax.naming.NamingException;

/**

 * This interface represents an unsolicited notification as defined in

 * <A HREF="http://www.ietf.org/rfc/rfc2251.txt">RFC 2251</A>.

 * An unsolicited notification is sent by the LDAP server to the LDAP

 * client without any provocation from the client.

 * Its format is that of an extended response (<tt>ExtendedResponse</tt>).

 *

 * @author Rosanna Lee

 * @author Scott Seligman

 * @author Vincent Ryan

 *

 * @see ExtendedResponse

 * @see UnsolicitedNotificationEvent

 * @see UnsolicitedNotificationListener

 * @since 1.3

 */

public interface UnsolicitedNotification extends ExtendedResponse, HasControls {

    /**

     * Retrieves the referral(s) sent by the server.

     *

     * @return A possibly null array of referrals, each of which is represented

     * by a URL string. If null, no referral was sent by the server.

     */

    public String[] getReferrals();

    /**

     * Retrieves the exception as constructed using information

     * sent by the server.

     * @return A possibly null exception as constructed using information

     * sent by the server. If null, a "success" status was indicated by

     * the server.

     */

    public NamingException getException();

}