    001    //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/ogcwebservices/csw/AbstractCSWRequest.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.ogcwebservices.csw;
    037
    038    import java.net.URI;
    039    import java.net.URISyntaxException;
    040    import java.util.HashMap;
    041    import java.util.Map;
    042
    043    import org.deegree.framework.util.StringTools;
    044    import org.deegree.ogcwebservices.AbstractOGCWebServiceRequest;
    045    import org.deegree.ogcwebservices.InvalidParameterValueException;
    046
    047    /**
    048     * Abstract base class for requests to catalogue services (CSW).
    049     *
    050     * @author <a href="mailto:poth@lat-lon.de">Andreas Poth </a>
    051     * @author <a href="mailto:schneider@lat-lon.de">Markus Schneider </a>
    052     *
    053     * @author last edited by: $Author: mschneider $
    054     *
    055     * @version 2.0, $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
    056     *
    057     * @since 2.0
    058     */
    059    public class AbstractCSWRequest extends AbstractOGCWebServiceRequest {
    060
    061        private static final long serialVersionUID = 726077635012162899L;
    062
    063        /**
    064         * @param version
    065         * @param id
    066         * @param vendorSpecificParameter
    067         */
    068        public AbstractCSWRequest( String version, String id, Map<String, String> vendorSpecificParameter ) {
    069            super( version, id, vendorSpecificParameter );
    070        }
    071
    072        /**
    073         * returns 'CSW' as service name
    074         */
    075        public String getServiceName() {
    076            return "CSW";
    077        }
    078
    079        /**
    080         * Extracts the namespace-mappings from the given parameter as specified for the
    081         * NAMESPACE-parameter in the KVP-encoding.
    082         * <p>
    083         * Please note that the expected syntax of the CSW NAMESPACE parameter differs from the
    084         * NAMESPACE parameter used in the WFS specification.
    085         *
    086         * @param nsString
    087         *            contains a list of [prefix:]uri-entries, the entries of the list are separated by
    088         *            the ','-character
    089         * @return keys are Strings (prefixes), values are URIs
    090         * @throws InvalidParameterValueException
    091         */
    092        protected static Map<String, URI> getNSMappings( String nsString )
    093                                throws InvalidParameterValueException {
    094            Map<String, URI> map = new HashMap<String, URI>();
    095            if ( nsString != null ) {
    096                String[] mappings = StringTools.toArray( nsString, ",", false );
    097                for ( int i = 0; i < mappings.length; i++ ) {
    098                    int idx = mappings[i].indexOf( ":" );
    099                    String prefix = "";
    100                    String value = null;
    101                    if ( idx == -1 ) {
    102                        value = mappings[i];
    103                    } else {
    104                        prefix = mappings[i].substring( 0, idx );
    105                        if ( idx == mappings[i].length() - 1 ) {
    106                            throw new InvalidParameterValueException( "Value '" + nsString
    107                                                                      + "' for parameter NAMESPACE is invalid: Prefix "
    108                                                                      + prefix + " is mapped to an empty namespace." );
    109                        }
    110                        value = mappings[i].substring( idx + 1, mappings[i].length() );
    111                    }
    112                    URI uri = null;
    113                    try {
    114                        uri = new URI( value );
    115                    } catch ( URISyntaxException e ) {
    116                        throw new InvalidParameterValueException( "Value '" + nsString
    117                                                                  + "' for parameter NAMESPACE is invalid: Prefix "
    118                                                                  + prefix + " is not mapped to a valid URI." );
    119                    }
    120                    map.put( prefix, uri );
    121                }
    122            }
    123            return map;
    124        }
    125    }