root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / drivers / wfs / WFSDriver.java @ 2183
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.fmap.drivers.wfs; |
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import com.hardcode.gdbms.engine.data.driver.ObjectDriver; |
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import com.hardcode.gdbms.engine.values.Value; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.IFeature; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.drivers.DriverAttributes; |
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import com.iver.cit.gvsig.fmap.drivers.IFeatureIterator; |
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import org.geotools.data.DataStore; |
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import org.geotools.data.DefaultQuery; |
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import org.geotools.data.FeatureReader; |
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import org.geotools.data.Query; |
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import org.geotools.data.Transaction; |
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import org.geotools.data.wfs.WFSDataStoreFactory; |
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import org.geotools.feature.AttributeType; |
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import org.geotools.filter.FidFilter; |
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import org.geotools.filter.Filter; |
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import org.geotools.filter.FilterFactory; |
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import java.awt.geom.Rectangle2D; |
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import java.io.IOException; |
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import java.net.MalformedURLException; |
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import java.net.URL; |
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import java.sql.SQLException; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.Hashtable; |
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import java.util.Map; |
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/**
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* Driver de WFS, utilizando DataStore de geotools.
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*
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* @author Vicente Caballero Navarro
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*/
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public class WFSDriver implements IWFSdriver, ObjectDriver { |
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private Rectangle2D fullExtent = null; |
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private Rectangle2D extent = null; |
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private DataStore ds;
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//private FeatureReader fr;
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private String urlS = "http://localhost:8080/geoserver/wfs"; |
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private String versionS = "version=1.0.0"; |
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private String requestS = "request=getcapabilities"; |
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private String serviceS = "service=wfs"; |
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private String userS = "admin"; |
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private String pwdS = "geoserver"; |
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private String[] layersS; |
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private boolean protocolS = true; |
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private int numFeaturesS = 100; |
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private int timeoutS = 10000; |
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private Hashtable hashRelate; |
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///private Hashtable indexFID;
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protected int idFID_FieldName; |
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private int numReg = -1; |
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private int numField = -1; |
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private AttributeType[] attributes; |
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//private FeatureReader fr;
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///private ArrayList typeNames=new ArrayList();
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private ArrayList features = new ArrayList(); |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public Rectangle2D getFullExtent() { |
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return fullExtent;
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public int getShapeType() { |
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return FShape.MULTI;
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} |
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/**
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* DOCUMENT ME!
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*
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* @param fids DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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private Filter createFidFilter(String[] fids) { |
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FidFilter filter = FilterFactory.createFilterFactory().createFidFilter(); |
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for (int i = 0; i < fids.length; i++) { |
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filter.addFid(fids[i]); |
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} |
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return filter;
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} |
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/**
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* DOCUMENT ME!
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*
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* @param index DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public IGeometry getShape(int index) { |
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return ((IFeature) features.get(index)).getGeometry();
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public URL getHost() { |
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try {
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return new URL(urlS + "?" + versionS + "&" + requestS + "&" + |
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serviceS); |
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} catch (MalformedURLException e) { |
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e.printStackTrace(); |
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} |
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return null; |
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} |
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/**
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* DOCUMENT ME!
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*
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* @param r DOCUMENT ME!
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* @param strEPSG DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*
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* @throws DriverException DOCUMENT ME!
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*/
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public IFeatureIterator getFeatureIterator(Rectangle2D r, String strEPSG) |
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throws DriverException {
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WFSFeatureIterator geomIterator = null;
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/*if (r!=null && extent.contains(r)){
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//extent=(Rectangle2D)r.clone();
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return new WFSFeatureIterator(features);
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}
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*/
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// ArrayList shapes=new ArrayList();
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/* BBoxExpressionImpl RectangleFilter=null;
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try {
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RectangleFilter = (BBoxExpressionImpl)FilterFactoryImpl.createFilterFactory().createBBoxExpression(new Envelope(fullExtent.getX(),fullExtent.getY(),fullExtent.getMaxX(),fullExtent.getMaxY()));
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} catch (IllegalFilterException e2) {
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e2.printStackTrace();
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} catch (FactoryConfigurationError e2) {
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e2.printStackTrace();
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}
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*/
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Query query = new DefaultQuery(layersS[0]); |
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FeatureReader fr = null;
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try {
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fr = ds.getFeatureReader(query, Transaction.AUTO_COMMIT); |
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if (numField == -1) { |
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numField = fr.getFeatureType().getAttributeCount(); |
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attributes = fr.getFeatureType().getAttributeTypes(); |
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} |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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geomIterator = new WFSFeatureIterator(fr);
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return geomIterator;
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} |
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/**
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* DOCUMENT ME!
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*/
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public void close() { |
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} |
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/**
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* DOCUMENT ME!
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*
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* @throws DriverException DOCUMENT ME!
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*/
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public void open() throws DriverException { |
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} |
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/**
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* DOCUMENT ME!
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*
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* @param FID DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public int getRowIndexByFID(IFeature FID) { |
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int resul;
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Integer rowIndex = (Integer) hashRelate.get(FID.getID()); |
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resul = rowIndex.intValue(); |
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return resul;
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*
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* @throws IOException DOCUMENT ME!
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*/
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public int getShapeCount() throws IOException { |
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return numReg;
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public DriverAttributes getDriverAttributes() {
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return null; |
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public String getName() { |
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return "WFS Driver"; |
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} |
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/**
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* Recorre el recordset creando una tabla Hash que usaremos para
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* relacionar el n?mero de un registro con su identificador ?nico. Debe
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* ser llamado en el setData justo despu?s de crear el recorset principal
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*/
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protected void doRelateID_FID() { |
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if (ds == null) { |
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URL url = null; |
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try {
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url = new URL(urlS + "?" + versionS + "&" + requestS + "&" + |
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serviceS); |
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} catch (MalformedURLException e) { |
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e.printStackTrace(); |
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} |
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//int timeout=10000;
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//boolean protocol=true;
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Map m = new HashMap(); |
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m.put(WFSDataStoreFactory.URL.key, url); |
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m.put(WFSDataStoreFactory.TIMEOUT.key, new Integer(timeoutS)); |
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m.put(WFSDataStoreFactory.PROTOCOL.key, new Boolean(protocolS)); |
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m.put(WFSDataStoreFactory.PASSWORD.key, pwdS); |
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m.put(WFSDataStoreFactory.USERNAME.key, userS); |
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m.put(WFSDataStoreFactory.BUFFER_SIZE.key, new Integer(numFeaturesS)); |
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try {
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ds = (new WFSDataStoreFactory()).createNewDataStore(m);
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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/*
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String[] names=null;
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try {
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names = ds.getTypeNames();
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} catch (IOException e1) {
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e1.printStackTrace();
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}
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System.out.println("Capas :");
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for (int i=0;i<names.length;i++){
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System.out.println("Capa "+i+" : "+names[i]);
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//Se selecciona la capa que se quiere abrir
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//if (true)//si esta seleccionada en la lista o arbol que se muestre en el wizard
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//typeNames.add(names[i]);
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}
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*/
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} |
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hashRelate = new Hashtable(); |
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///indexFID = new Hashtable();
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//Query query = new DefaultQuery(layersS[0]);
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//FeatureReader fr=null;
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//fr = ds.getFeatureReader(query,Transaction.AUTO_COMMIT);
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int index = 0; |
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IFeatureIterator iter = null;
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try {
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iter = getFeatureIterator(null, null); |
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} catch (DriverException e) {
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e.printStackTrace(); |
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} |
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try {
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while (iter.hasNext()) {
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IFeature feature = iter.next(); |
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features.add(feature); |
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Rectangle2D rect = feature.getGeometry().getBounds2D();
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if (fullExtent == null) { |
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fullExtent = new Rectangle2D.Double(rect.getMinX(), |
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rect.getMinY(), rect.getWidth(), rect.getHeight()); |
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} else {
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fullExtent.add(new Rectangle2D.Double(rect.getMinX(), |
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rect.getMinY(), rect.getWidth(), rect.getHeight())); |
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} |
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hashRelate.put(feature.getID(), new Integer(index)); |
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///indexFID.put(new Integer(index),feature.getID());
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index++; |
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} |
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} catch (SQLException e) { |
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e.printStackTrace(); |
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} |
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numReg = index; |
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extent = (Rectangle2D)fullExtent.clone();
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} |
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/**
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* DOCUMENT ME!
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*
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* @param url DOCUMENT ME!
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* @param user DOCUMENT ME!
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* @param pwd DOCUMENT ME!
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* @param layers DOCUMENT ME!
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* @param protocol DOCUMENT ME!
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* @param numFeatures DOCUMENT ME!
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* @param timeout DOCUMENT ME!
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* @param id_FID_field DOCUMENT ME!
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*/
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public void setData(String url, String user, String pwd, String[] layers, |
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boolean protocol, int numFeatures, int timeout, int id_FID_field) { |
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idFID_FieldName = id_FID_field; |
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urlS = url; |
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userS = user; |
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pwdS = pwd; |
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layersS = layers; |
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protocolS = protocol; |
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numFeaturesS = numFeatures; |
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timeoutS = timeout; |
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doRelateID_FID(); |
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} |
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/**
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* DOCUMENT ME!
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*
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* @param arg0 DOCUMENT ME!
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* @param arg1 DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*
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* @throws com.hardcode.gdbms.engine.data.driver.DriverException DOCUMENT ME!
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*/
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public Value getFieldValue(long arg0, int arg1) |
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throws com.hardcode.gdbms.engine.data.driver.DriverException {
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/*try {
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ds.getTypeNames();
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} catch (IOException e1) {
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e1.printStackTrace();
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}*/
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/*System.out.println("Filter");
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Filter fidFilter=createFilter(new String[]{(String)indexFID.get(new Integer((int)arg0))});
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System.out.println("Query");
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Query query = new DefaultQuery((String)typeNames.get(0),fidFilter);
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FeatureReader fr=null;
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try {
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System.out.println("getFeatureReader");
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fr = ds.getFeatureReader(query,Transaction.AUTO_COMMIT);
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} catch (IOException e) {
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e.printStackTrace();
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}
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try {
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return getValue(fr,arg1);
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} catch (NoSuchElementException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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} catch (IllegalAttributeException e) {
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e.printStackTrace();
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}
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*/
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return ((IFeature) features.get((int) arg0)).getAttribute(arg1 + 1); |
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*
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* @throws com.hardcode.gdbms.engine.data.driver.DriverException DOCUMENT ME!
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*/
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public int getFieldCount() |
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throws com.hardcode.gdbms.engine.data.driver.DriverException {
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return numField - 1; |
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} |
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|
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/**
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* DOCUMENT ME!
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*
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* @param arg0 DOCUMENT ME!
|
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*
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* @return DOCUMENT ME!
|
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*
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* @throws com.hardcode.gdbms.engine.data.driver.DriverException DOCUMENT ME!
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*/
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public String getFieldName(int arg0) |
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throws com.hardcode.gdbms.engine.data.driver.DriverException {
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return attributes[arg0+1].getName(); |
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} |
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|
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/**
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* DOCUMENT ME!
|
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*
|
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* @return DOCUMENT ME!
|
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*
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* @throws com.hardcode.gdbms.engine.data.driver.DriverException DOCUMENT ME!
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*/
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public long getRowCount() |
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throws com.hardcode.gdbms.engine.data.driver.DriverException {
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return numReg;
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} |
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|
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/**
|
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* DOCUMENT ME!
|
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*
|
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* @param arg0 DOCUMENT ME!
|
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*
|
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* @return DOCUMENT ME!
|
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*
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* @throws com.hardcode.gdbms.engine.data.driver.DriverException DOCUMENT ME!
|
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*/
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public int getFieldType(int arg0) |
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throws com.hardcode.gdbms.engine.data.driver.DriverException {
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attributes[arg0].getType(); |
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return FIELD_TYPE_STRING; //fr.getFeatureType().getAttributeType(arg0).getType(); |
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} |
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|
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/**
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* @see com.hardcode.gdbms.engine.data.driver.ObjectDriver#getPrimaryKeys()
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*/
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public int[] getPrimaryKeys() throws com.hardcode.gdbms.engine.data.driver.DriverException { |
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throw new UnsupportedOperationException(); |
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} |
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} |