    001    //$$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/io/datastore/sql/wherebuilder/FeaturePropertyNode.java $$
    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.io.datastore.sql.wherebuilder;
    038
    039    import java.util.ArrayList;
    040    import java.util.Collection;
    041    import java.util.Iterator;
    042
    043    import org.deegree.io.datastore.schema.MappedFeaturePropertyType;
    044
    045    /**
    046     * Represents a {@link MappedFeaturePropertyType} as a node in a {@link QueryTableTree}.
    047     *
    048     * @author <a href="mailto:schneider@lat-lon.de">Markus Schneider </a>
    049     * @author last edited by: $Author: mschneider $
    050     *
    051     * @version $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
    052     */
    053    class FeaturePropertyNode extends AbstractPropertyNode {
    054
    055        private Collection<FeatureTypeNode> children = new ArrayList<FeatureTypeNode> ();
    056
    057        /**
    058         * Creates a new <code>FeaturePropertyNode</code> instance from the given parameters.
    059         *
    060         * @param property
    061         *            the PropertyType that this FeaturePropertyNode represents
    062         * @param parent
    063         * @param tableAliases
    064         *            the aliases for the tables that lead from the parent feature type node's table to
    065         *            the table where the property's value is stored
    066         */
    067        FeaturePropertyNode( MappedFeaturePropertyType property, FeatureTypeNode parent,
    068                            String[] tableAliases ) {
    069            super( property, parent, tableAliases );
    070        }
    071
    072        /**
    073         * Returns the children of this <code>FeaturePropertyNode</code>.
    074         *
    075         * @return the children of this FeaturePropertyNode.
    076         */
    077        public FeatureTypeNode[] getFeatureTypeNodes() {
    078            return this.children.toArray( new FeatureTypeNode[this.children.size()] );
    079        }
    080
    081
    082        /**
    083         * Adds a new child to this <code>FeaturePropertyNode</code>.
    084         *
    085         * @param newFeatureTypeNode child node to add
    086         */
    087        public void addFeatureTypeNode( FeatureTypeNode newFeatureTypeNode ) {
    088            this.children.add(newFeatureTypeNode);
    089        }
    090
    091        @Override
    092        public String toString( String indent ) {
    093
    094            StringBuffer sb = new StringBuffer();
    095            sb.append( indent );
    096            sb.append( "+ " );
    097            sb.append( this.getProperty().getName() );
    098            sb.append( " (FeaturePropertyNode" );
    099            if ( this.getTableAliases() != null ) {
    100                for (int i = 0; i < this.getTableAliases().length; i++) {
    101                    sb.append( " [" );
    102                    sb.append( getPathFromParent()[i] );
    103                    sb.append( " target alias: '" );
    104                    sb.append( getTableAliases()[i] );
    105                    sb.append( "'" );
    106                    if ( i != this.getTableAliases().length - 1 ) {
    107                        sb.append( ", " );
    108                    } else {
    109                        sb.append( "]" );
    110                    }
    111                }
    112            }
    113            sb.append( ")\n" );
    114            Iterator<FeatureTypeNode> iter = this.children.iterator ();
    115            while (iter.hasNext()) {
    116                FeatureTypeNode child = iter.next ();
    117                sb.append( child.toString( indent + "  " ) );
    118            }
    119            return sb.toString();
    120        }
    121    }