/* * ComposedGeom.java *  * PostGIS extension for PostgreSQL JDBC driver - geometry model *  * (C) 2004 Paul Ramsey, pramsey@refractions.net *  * (C) 2005 Markus Schaber, markus.schaber@logix-tt.com *  * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation, either version 2.1 of the License. *  * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. *  * You should have received a copy of the GNU Lesser General Public License * along with this library; if not, write to the Free Software Foundation, Inc., * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA or visit the web at * http://www.gnu.org. *  * $Id: PointComposedGeom.java 1622 2005-04-15 14:04:34Z mschaber $ */package org.postgis;import java.sql.SQLException;/** * PointComposedGeom - base class for all composed geoms that contain only * points. *  * @author markus.schaber@logix-tt.com *  */public abstract class PointComposedGeom extends ComposedGeom {    /* JDK 1.5 Serialization */    private static final long serialVersionUID = 0x100;    protected PointComposedGeom(int type) {        super(type);    }    protected PointComposedGeom(int type, Point[] points) {        super(type, points);    }    public PointComposedGeom(int type, String value) throws SQLException {        this(type, value, false);    }    public PointComposedGeom(int type, String value, boolean haveM) throws SQLException {        super(type, value, haveM);    }    protected Geometry createSubGeomInstance(String token, boolean haveM) throws SQLException {        return new Point(token, haveM);    }    protected Geometry[] createSubGeomArray(int pointcount) {        return new Point[pointcount];    }    protected void innerWKT(StringBuffer sb) {        subgeoms[0].innerWKT(sb);        for (int i = 1; i < subgeoms.length; i++) {            sb.append(',');            subgeoms[i].innerWKT(sb);        }    }    /**     * optimized version     */    public int numPoints() {        return subgeoms.length;    }    /**     * optimized version     */    public Point getPoint(int idx) {        if (idx >= 0 & idx < subgeoms.length) {            return (Point) subgeoms[idx];        } else {            return null;        }    }    /** Get the underlying Point array */    public Point[] getPoints() {        return (Point[]) subgeoms;    }}