001 //$HeadURL: svn+ssh://jwilden@svn.wald.intevation.org/deegree/base/branches/2.5_testing/src/org/deegree/model/feature/FeatureProperty.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
037 package org.deegree.model.feature;
038
039 import org.deegree.datatypes.QualifiedName;
040
041 /**
042 * the interface describes a property entry of a feature
043 *
044 * <p>
045 * -----------------------------------------------------------------------
046 * </p>
047 *
048 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
049 * @version $Revision: 18195 $ $Date: 2009-06-18 17:55:39 +0200 (Do, 18 Jun 2009) $
050 */
051 public interface FeatureProperty {
052
053 /**
054 * returns the qualified name of the property
055 *
056 * @return the qualified name of the property
057 */
058 QualifiedName getName();
059
060 /**
061 * returns the value of the property
062 *
063 * @return the value of the property
064 *
065 */
066 Object getValue();
067
068 /**
069 * returns the value of the property; if the value is null the passed defaultValuewill be
070 * returned
071 *
072 * @param defaultValue
073 * @return the value of the property; if the value is null the passed defaultValuewill be
074 * returned
075 */
076 Object getValue( Object defaultValue );
077
078 /**
079 * sets the value of the property
080 *
081 * @param value
082 *
083 */
084 void setValue( Object value );
085
086 /**
087 * Returns the instance of the Feature a Feature property is assigned to.
088 *
089 * @return the instance of the Feature a Feature property is assigned to.
090 */
091 Feature getOwner();
092
093 }