001 //$HeadURL: svn+ssh://jwilden@svn.wald.intevation.org/deegree/base/branches/2.5_testing/src/org/deegree/io/datastore/sql/wherebuilder/PropertyNode.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.io.datastore.sql.wherebuilder;
037
038 import org.deegree.io.datastore.schema.MappedPropertyType;
039 import org.deegree.io.datastore.schema.TableRelation;
040
041 /**
042 * Represents a {@link MappedPropertyType} as a node in a {@link QueryTableTree}.
043 *
044 * @author <a href="mailto:schneider@lat-lon.de">Markus Schneider </a>
045 * @author last edited by: $Author: mschneider $
046 *
047 * @version $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18 Jun 2009) $
048 */
049 public interface PropertyNode {
050
051 /**
052 * Returns the {@link MappedPropertyType} that this node represents.
053 *
054 * @return the MappedPropertyType that this node represents
055 */
056 MappedPropertyType getProperty();
057
058 /**
059 * Returns the parent feature type node.
060 *
061 * @return the parent feature type node
062 */
063 FeatureTypeNode getParent();
064
065 /**
066 * Returns the table relations that lead from the parent feature type node's table to the table
067 * associated with this property.
068 *
069 * @return the table relations that lead from the parent feature type node's table
070 */
071 TableRelation[] getPathFromParent();
072
073 /**
074 * Returns the aliases for the target tables in the table relations.
075 *
076 * @return the aliases for the target tables
077 */
078 String[] getTableAliases();
079
080 /**
081 * Returns an indented string representation of the object.
082 *
083 * @param indent
084 * current indentation (contains spaces to be prepended)
085 * @return an indented string representation of the object
086 */
087 String toString( String indent );
088 }