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/**
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* '$RCSfile$'
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* Copyright: 2003 Regents of the University of California.
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*
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* Author: Matthew Perry
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* '$Date: 2011-02-04 05:57:52 -0800 (Fri, 04 Feb 2011) $'
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* '$Revision: 5913 $'
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package edu.ucsb.nceas.metacat.spatial;
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import org.apache.log4j.Logger;
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import org.geotools.feature.simple.SimpleFeatureTypeBuilder;
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import org.opengis.feature.simple.SimpleFeatureType;
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import edu.ucsb.nceas.metacat.properties.PropertyService;
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import edu.ucsb.nceas.metacat.util.SystemUtil;
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import edu.ucsb.nceas.utilities.PropertyNotFoundException;
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/**
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* Class representing the geotools feature schemas and file paths
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* for the spatial data cache.
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*/
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public class SpatialFeatureSchema {
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private static Logger log = Logger.getLogger(SpatialFeatureSchema.class.getName());
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public static String polygonShpUri = null;
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public static String pointShpUri = null;
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static {
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try {
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String geoserverDataDir = PropertyService.getProperty("geoserver.GEOSERVER_DATA_DIR");
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if (geoserverDataDir != null && geoserverDataDir.length() > 0) {
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// use configured resource (might be same as local)
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polygonShpUri = geoserverDataDir + "/data/metacat_shps/data_bounds.shp";
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pointShpUri = geoserverDataDir + "/data/metacat_shps/data_points.shp";
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} else {
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// use local resource
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String certPath = SystemUtil.getContextDir();
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polygonShpUri = certPath + "/spatial/geoserver/data/data/metacat_shps/data_bounds.shp";
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pointShpUri = certPath + "/spatial/geoserver/data/data/metacat_shps/data_points.shp";
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}
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} catch (PropertyNotFoundException pnfe) {
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System.err.println("Error in SpatialFeatureSchema static block:"
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+ pnfe.getMessage());
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pnfe.printStackTrace();
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}
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}
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// EPSG for latlong coordinate system w/ WGS84 datum
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public static int srid = 4326;
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/** empty constructor **/
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public SpatialFeatureSchema() {
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}
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/**
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* Creates the featuretype schema for polygon bounds
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*/
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public static SimpleFeatureType getPolygonFeatureType() {
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try {
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SimpleFeatureTypeBuilder featureBuilder = new SimpleFeatureTypeBuilder();
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featureBuilder.add("the_geom", com.vividsolutions.jts.geom.MultiPolygon.class);
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featureBuilder.add("docid", String.class);
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featureBuilder.add("url", String.class);
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featureBuilder.add("title", String.class);
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featureBuilder.setName("bounds");
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SimpleFeatureType boundsType = featureBuilder.buildFeatureType();
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return boundsType;
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} catch(Exception e) {
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log.error("Problem building feature type : " + e);
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return null;
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}
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}
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/**
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* Creates the featuretype schema for point centroids
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*/
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public static SimpleFeatureType getPointFeatureType() {
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try {
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SimpleFeatureTypeBuilder featureBuilder = new SimpleFeatureTypeBuilder();
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featureBuilder.add("the_geom", com.vividsolutions.jts.geom.MultiPolygon.class);
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featureBuilder.add("docid", String.class);
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featureBuilder.add("url", String.class);
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featureBuilder.add("title", String.class);
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featureBuilder.setName("centroids");
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SimpleFeatureType centroidsType = featureBuilder.buildFeatureType();
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return centroidsType;
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} catch(Exception e) {
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log.error("Problem building feature : "+e);
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return null;
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}
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}
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}
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