    001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/portal/standard/sos/configuration/SOSClientConfiguration.java $
    002    /*----------------------------------------------------------------------------
    003     This file is part of deegree, http://deegree.org/
    004     Copyright (C) 2001-2009 by:
    005       Department of Geography, University of Bonn
    006     and
    007       lat/lon GmbH
    008
    009     This library is free software; you can redistribute it and/or modify it under
    010     the terms of the GNU Lesser General Public License as published by the Free
    011     Software Foundation; either version 2.1 of the License, or (at your option)
    012     any later version.
    013     This library is distributed in the hope that it will be useful, but WITHOUT
    014     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    015     FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
    016     details.
    017     You should have received a copy of the GNU Lesser General Public License
    018     along with this library; if not, write to the Free Software Foundation, Inc.,
    019     59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
    020
    021     Contact information:
    022
    023     lat/lon GmbH
    024     Aennchenstr. 19, 53177 Bonn
    025     Germany
    026     http://lat-lon.de/
    027
    028     Department of Geography, University of Bonn
    029     Prof. Dr. Klaus Greve
    030     Postfach 1147, 53001 Bonn
    031     Germany
    032     http://www.geographie.uni-bonn.de/deegree/
    033
    034     e-mail: info@deegree.org
    035    ----------------------------------------------------------------------------*/
    036    package org.deegree.portal.standard.sos.configuration;
    037
    038    import java.io.InputStreamReader;
    039    import java.net.URL;
    040    import java.util.HashMap;
    041
    042    /**
    043     * enables access to the configuration parameters of the sos client. Mainly these are the names and addresses of the
    044     * sensor observation services to be called
    045     *
    046     * @author <a href="mailto:che@wupperverband.de.de">Christian Heier</a>
    047     * @author last edited by: $Author: mays$
    048     *
    049     * @version $Revision: 18195 $, $Date: 28.05.2008 17:06:48$
    050     */
    051    public class SOSClientConfiguration {
    052
    053        private static SOSClientConfiguration conf = null;
    054
    055        private HashMap<String, URL> sosResources = null;
    056
    057        /**
    058         * Creates a new SOSClientConfiguration object.
    059         *
    060         * @param sosResources
    061         */
    062        SOSClientConfiguration( HashMap<String, URL> sosResources ) {
    063            this.sosResources = sosResources;
    064        }
    065
    066        /**
    067         *
    068         *
    069         * @param confURL
    070         *
    071         * @return SOSClientConfiguration instance
    072         *
    073         * @throws Exception
    074         */
    075        public synchronized static SOSClientConfiguration getInstance( URL confURL )
    076                                throws Exception {
    077            InputStreamReader isr = new InputStreamReader( confURL.openStream() );
    078            conf = ConfigurationFactory.createConfiguration( isr );
    079            isr.close();
    080
    081            return conf;
    082        }
    083
    084        /**
    085         *
    086         *
    087         * @return SOSClientConfiguration instance
    088         */
    089        public static SOSClientConfiguration getInstance() {
    090            if ( conf == null ) {
    091                conf = new SOSClientConfiguration( new HashMap<String, URL>() );
    092            }
    093
    094            return conf;
    095        }
    096
    097        /**
    098         *
    099         * @param sos
    100         * @return returns the address of the submitted sensor observation service
    101         */
    102        public URL getSOSAddress( String sos ) {
    103            return this.sosResources.get( sos );
    104        }
    105
    106        /**
    107         *
    108         * @return returns the names of the sensor observation services known by the client
    109         */
    110        public String[] getSOSNames() {
    111            return sosResources.keySet().toArray( new String[sosResources.size()] );
    112        }
    113    }