001 //$Header$
002 /*---------------- FILE HEADER ------------------------------------------
003
004 This file is part of deegree.
005 Copyright (C) 2001 by:
006 EXSE, Department of Geography, University of Bonn
007 http://www.giub.uni-bonn.de/exse/
008 lat/lon Fitzke/Fretter/Poth GbR
009 http://www.lat-lon.de
010
011 This library is free software; you can redistribute it and/or
012 modify it under the terms of the GNU Lesser General Public
013 License as published by the Free Software Foundation; either
014 version 2.1 of the License, or (at your option) any later version.
015
016 This library is distributed in the hope that it will be useful,
017 but WITHOUT ANY WARRANTY; without even the implied warranty of
018 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
019 Lesser General Public License for more details.
020
021 You should have received a copy of the GNU Lesser General Public
022 License along with this library; if not, write to the Free Software
023 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
024
025 Contact:
026
027 Andreas Poth
028 lat/lon Fitzke/Fretter/Poth GbR
029 Meckenheimer Allee 176
030 53115 Bonn
031 Germany
032 E-Mail: poth@lat-lon.de
033
034 Jens Fitzke
035 Department of Geography
036 University of Bonn
037 Meckenheimer Allee 166
038 53115 Bonn
039 Germany
040 E-Mail: jens.fitzke@uni-bonn.de
041
042
043 ---------------------------------------------------------------------------*/
044 package org.opengis.webservice.capability;
045
046 // Annotations
047 import org.opengis.annotation.UML;
048 import static org.opengis.annotation.Obligation.*;
049 import static org.opengis.annotation.Specification.*;
050
051
052 /**
053 * base interface for capabilities of any OGC service instance.
054 *
055 * @author <a href="mailto:mschneider@lat-lon.de">Markus Schneider </a>
056 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth </a>
057 */
058 public interface Capabilities {
059 /**
060 * Returns the version.
061 */
062 @UML(identifier="version", specification=UNSPECIFIED)
063 String getVersion();
064
065 /**
066 * Returns the updateSequence.
067 * The UPDATESEQUENCE parameter is for maintaining cache consistency. Its
068 * value can be an integer, a timestamp in [ISO 8601:1988(E)] format, or
069 * any other number or string. The server may include an UpdateSequence
070 * value in its Capabilities XML. If present, this value should be increased
071 * when changes are made to the Capabilities (e.g., when new maps are added
072 * to the service). The server is the sole judge of lexical ordering
073 * sequence. The client may include this parameter in its GetCapabilities
074 * request.
075 */
076 @UML(identifier="updateSequence", specification=UNSPECIFIED)
077 String getUpdateSequence();
078 }