001 //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/portal/standard/gazetteer/AbstractGazetteerListener.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.gazetteer;
037
038 import java.io.StringReader;
039 import java.util.ArrayList;
040 import java.util.List;
041
042 import org.deegree.enterprise.control.ajax.AbstractListener;
043 import org.deegree.framework.util.Parameter;
044 import org.deegree.framework.util.ParameterList;
045 import org.deegree.framework.xml.XMLFragment;
046
047 /**
048 * TODO add class documentation here
049 *
050 * @author <a href="mailto:name@deegree.org">Andreas Poth</a>
051 * @author last edited by: $Author: apoth $
052 *
053 * @version $Revision: 21565 $, $Date: 2009-12-21 15:02:38 +0100 (Mo, 21. Dez 2009) $
054 */
055 abstract class AbstractGazetteerListener extends AbstractListener {
056
057 /**
058 * load gazetteer featuretype/locationtype hierarchy definitions
059 *
060 * @param initParams
061 * @throws Exception
062 */
063 protected List<Hierarchy> loadHierarchiesDefinitions( ParameterList initParams )
064 throws Exception {
065
066 Parameter[] parameters = initParams.getParameters();
067
068 List<Hierarchy> hierarchies = new ArrayList<Hierarchy>( parameters.length );
069 for ( Parameter parameter : parameters ) {
070 String value = ( (String) parameter.getValue() ).trim();
071 hierarchies.add( loadHierarchy( value ) );
072 }
073 return hierarchies;
074 }
075
076 protected Hierarchy loadHierarchy( String value )
077 throws Exception {
078 // remove CDATA
079 if ( value.startsWith( "<![CDATA[" ) ) {
080 value = value.substring( 9, value.length() - 3 ).trim();
081 }
082 XMLFragment xml = new XMLFragment();
083 xml.load( new StringReader( value ), XMLFragment.DEFAULT_URL );
084 return new Hierarchy( xml );
085
086 }
087
088 }