001 //$$HeadURL: svn+ssh://rbezema@svn.wald.intevation.org/deegree/base/branches/2.2_testing/src/org/deegree/io/datastore/sql/wherebuilder/FeaturePropertyNode.java $$
002 /*---------------- FILE HEADER ------------------------------------------
003
004 This file is part of deegree.
005 Copyright (C) 2001-2008 by:
006 EXSE, Department of Geography, University of Bonn
007 http://www.giub.uni-bonn.de/deegree/
008 lat/lon GmbH
009 http://www.lat-lon.de
010
011 This library is free software; you can redistribute it and/or
012 modify it under the terms of the GNU Lesser General Public
013 License as published by the Free Software Foundation; either
014 version 2.1 of the License, or (at your option) any later version.
015
016 This library is distributed in the hope that it will be useful,
017 but WITHOUT ANY WARRANTY; without even the implied warranty of
018 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
019 Lesser General Public License for more details.
020
021 You should have received a copy of the GNU Lesser General Public
022 License along with this library; if not, write to the Free Software
023 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
024
025 Contact:
026
027 Andreas Poth
028 lat/lon GmbH
029 Aennchenstr. 19
030 53115 Bonn
031 Germany
032 E-Mail: poth@lat-lon.de
033
034 Prof. Dr. Klaus Greve
035 Department of Geography
036 University of Bonn
037 Meckenheimer Allee 166
038 53115 Bonn
039 Germany
040 E-Mail: greve@giub.uni-bonn.de
041
042
043 ---------------------------------------------------------------------------*/
044
045 package org.deegree.io.datastore.sql.wherebuilder;
046
047 import java.util.ArrayList;
048 import java.util.Collection;
049 import java.util.Iterator;
050
051 import org.deegree.io.datastore.schema.MappedFeaturePropertyType;
052
053 /**
054 * Represents a {@link MappedFeaturePropertyType} as a node in a {@link QueryTableTree}.
055 *
056 * @author <a href="mailto:schneider@lat-lon.de">Markus Schneider </a>
057 * @author last edited by: $Author: apoth $
058 *
059 * @version $Revision: 9342 $, $Date: 2007-12-27 13:32:57 +0100 (Do, 27 Dez 2007) $
060 */
061 class FeaturePropertyNode extends AbstractPropertyNode {
062
063 private Collection<FeatureTypeNode> children = new ArrayList<FeatureTypeNode> ();
064
065 /**
066 * Creates a new <code>FeaturePropertyNode</code> instance from the given parameters.
067 *
068 * @param property
069 * the PropertyType that this FeaturePropertyNode represents
070 * @param parent
071 * @param tableAliases
072 * the aliases for the tables that lead from the parent feature type node's table to
073 * the table where the property's value is stored
074 */
075 FeaturePropertyNode( MappedFeaturePropertyType property, FeatureTypeNode parent,
076 String[] tableAliases ) {
077 super( property, parent, tableAliases );
078 }
079
080 /**
081 * Returns the children of this <code>FeaturePropertyNode</code>.
082 *
083 * @return the children of this FeaturePropertyNode.
084 */
085 public FeatureTypeNode[] getFeatureTypeNodes() {
086 return this.children.toArray( new FeatureTypeNode[this.children.size()] );
087 }
088
089
090 /**
091 * Adds a new child to this <code>FeaturePropertyNode</code>.
092 *
093 * @param newFeatureTypeNode child node to add
094 */
095 public void addFeatureTypeNode( FeatureTypeNode newFeatureTypeNode ) {
096 this.children.add(newFeatureTypeNode);
097 }
098
099 @Override
100 public String toString( String indent ) {
101
102 StringBuffer sb = new StringBuffer();
103 sb.append( indent );
104 sb.append( "+ " );
105 sb.append( this.getProperty().getName() );
106 sb.append( " (FeaturePropertyNode" );
107 if ( this.getTableAliases() != null ) {
108 for (int i = 0; i < this.getTableAliases().length; i++) {
109 sb.append( " [" );
110 sb.append( getPathFromParent()[i] );
111 sb.append( " target alias: '" );
112 sb.append( getTableAliases()[i] );
113 sb.append( "'" );
114 if ( i != this.getTableAliases().length - 1 ) {
115 sb.append( ", " );
116 } else {
117 sb.append( "]" );
118 }
119 }
120 }
121 sb.append( ")\n" );
122 Iterator iter = this.children.iterator ();
123 while (iter.hasNext()) {
124 FeatureTypeNode child = (FeatureTypeNode) iter.next ();
125 sb.append( child.toString( indent + " " ) );
126 }
127 return sb.toString();
128 }
129 }