root / trunk / libraries / libFMap / src-test / com / iver / cit / gvsig / fmap / featureiterators / FeatureIteratorTest.java @ 11971
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/*
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* Created on 17-abr-2007
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*
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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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/* CVS MESSAGES:
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*
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* $Id: FeatureIteratorTest.java 11971 2007-06-04 07:12:14Z caballero $
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* $Log$
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* Revision 1.6 2007-06-04 07:12:14 caballero
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* connections refactoring
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*
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* Revision 1.5 2007/05/29 19:11:03 azabala
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* *** empty log message ***
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*
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* Revision 1.4 2007/05/23 16:54:29 azabala
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* new test for bug 2510 phpcollab task (infinite loop for poly-valencia.shp)
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*
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* Revision 1.3 2007/05/08 08:48:27 jaume
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* GRAPHIC TESTING FOR ISYMBOLS!!!
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*
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* Revision 1.2 2007/04/25 15:16:10 azabala
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* tests for featureiterators with mysql database
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*
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* Revision 1.1 2007/04/19 18:12:56 azabala
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* *** empty log message ***
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*
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*
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*/
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package com.iver.cit.gvsig.fmap.featureiterators; |
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import java.awt.Dimension; |
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import java.awt.Toolkit; |
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import java.awt.geom.Rectangle2D; |
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import java.awt.image.BufferedImage; |
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import java.io.File; |
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import java.net.URL; |
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import java.sql.Connection; |
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import java.sql.DriverManager; |
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import java.util.prefs.Preferences; |
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import junit.framework.TestCase; |
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import org.cresques.cts.IProjection; |
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import org.geotools.resources.geometry.XRectangle2D; |
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import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
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import com.iver.cit.gvsig.exceptions.expansionfile.ExpansionFileReadException; |
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import com.iver.cit.gvsig.exceptions.layers.LoadLayerException; |
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import com.iver.cit.gvsig.fmap.MapContext; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.core.ICanReproject; |
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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.core.v02.FConverter; |
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import com.iver.cit.gvsig.fmap.crs.CRSFactory; |
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import com.iver.cit.gvsig.fmap.drivers.ConnectionFactory; |
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import com.iver.cit.gvsig.fmap.drivers.ConnectionJDBC; |
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import com.iver.cit.gvsig.fmap.drivers.DBLayerDefinition; |
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import com.iver.cit.gvsig.fmap.drivers.IConnection; |
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import com.iver.cit.gvsig.fmap.drivers.IFeatureIterator; |
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import com.iver.cit.gvsig.fmap.drivers.IVectorialJDBCDriver; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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import com.iver.cit.gvsig.fmap.layers.LayerFactory; |
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import com.iver.cit.gvsig.fmap.layers.ReadableVectorial; |
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import com.iver.utiles.swing.threads.Cancellable; |
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import com.vividsolutions.jts.geom.Geometry; |
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import com.vividsolutions.jts.geom.GeometryFactory; |
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import com.vividsolutions.jts.io.*; |
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public class FeatureIteratorTest extends TestCase { |
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static final String fwAndamiDriverPath = "../_fwAndami/gvSIG/extensiones/com.iver.cit.gvsig/drivers"; |
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private static File baseDataPath; |
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private static File baseDriversPath; |
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public static String SHP_DRIVER_NAME = "gvSIG shp driver"; |
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public static String DXF_DRIVER_NAME = "gvSIG DXF Memory Driver"; |
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//TODO MOVER TODO LO ESTATICO A UNA CLASE AUXILIAR QUE NO SEA JUNIT
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static IProjection PROJECTION_DEFAULT =
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CRSFactory.getCRS("EPSG:23030");
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static IProjection newProjection =
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CRSFactory.getCRS("EPSG:23029");
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static{
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try {
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doSetup(); |
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} catch (Exception e) { |
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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} |
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private static void doSetup() throws Exception{ |
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URL url = FeatureIteratorTest.class.getResource("testdata"); |
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if (url == null) |
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throw new Exception("No se encuentra el directorio con datos de prueba"); |
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baseDataPath = new File(url.getFile()); |
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if (!baseDataPath.exists())
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throw new Exception("No se encuentra el directorio con datos de prueba"); |
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baseDriversPath = new File(fwAndamiDriverPath); |
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if (!baseDriversPath.exists())
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throw new Exception("Can't find drivers path: " + fwAndamiDriverPath); |
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LayerFactory.setDriversPath(baseDriversPath.getAbsolutePath()); |
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if (LayerFactory.getDM().getDriverNames().length < 1) |
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throw new Exception("Can't find drivers in path: " + fwAndamiDriverPath); |
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} |
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protected void setUp() throws Exception { |
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super.setUp();
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doSetup(); |
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} |
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public static FLayer newLayer(String fileName, |
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String driverName)
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throws LoadLayerException {
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File file = new File(baseDataPath, fileName); |
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return LayerFactory.createLayer(fileName,
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driverName, |
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file, PROJECTION_DEFAULT); |
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} |
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public static FLyrVect newJdbcLayer(String layerName) throws LoadLayerException{ |
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String dbURL = "jdbc:mysql://localhost:3306/datos"; |
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String user = "root"; |
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String pwd = "root"; |
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String tableName = layerName;
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IConnection conn; |
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try {
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Class.forName("com.mysql.jdbc.Driver"); |
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} catch (ClassNotFoundException e1) { |
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throw new LoadLayerException(layerName, e1); |
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} |
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try {
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conn = ConnectionFactory.createConnection(dbURL, user, pwd); |
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((ConnectionJDBC)conn).getConnection().setAutoCommit(false);
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String fidField = "gid"; |
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String geomField = "geom"; |
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String[] fields = new String[1]; |
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fields[0] = "gid"; |
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String whereClause = ""; |
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IVectorialJDBCDriver driver = (IVectorialJDBCDriver) |
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LayerFactory.getDM().getDriver("mySQL JDBC Driver");
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String strEPSG = "23030"; |
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DBLayerDefinition lyrDef = new DBLayerDefinition();
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lyrDef.setName(layerName); |
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lyrDef.setTableName(tableName); |
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lyrDef.setWhereClause(whereClause); |
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lyrDef.setFieldGeometry(geomField); |
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lyrDef.setFieldNames(fields); |
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lyrDef.setFieldID(fidField); |
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lyrDef.setSRID_EPSG(strEPSG); |
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if (driver instanceof ICanReproject) |
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{ |
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((ICanReproject)driver).setDestProjection(strEPSG); |
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} |
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driver.setData(conn, lyrDef); |
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IProjection proj = null;
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if (driver instanceof ICanReproject) |
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{ |
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proj = CRSFactory.getCRS("EPSG:" + ((ICanReproject)driver).getSourceProjection());
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} |
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return (FLyrVect) LayerFactory.createDBLayer(driver, layerName, proj);
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}catch(Exception 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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//test para chequear la rapidez de los metodos de verificacion de candidatos en consultas
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//a partir de rectangulo
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public void test0(){ |
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String pol1 = "MULTIPOLYGON (((413434.195990259 4790622.699703139, 413441.7000601477 4790624.699360616, 413442.6978540559 4790620.700045662, 413435.2020303979 4790618.700388186, 413434.195990259 4790622.699703139, 413434.195990259 4790622.699703139)))"; |
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String pol2 = "MULTIPOLYGON (((411585.59723499016 4791781.20126231, 411575.39664767997 4791791.999412685, 411586.29816459515 4791802.297648691, 411596.4987519054 4791791.499498316, 411585.59723499016 4791781.20126231, 411585.59723499016 4791781.20126231)))"; |
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WKTReader reader = new WKTReader(new GeometryFactory()); |
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try {
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Geometry geo1 = reader.read(pol1); |
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Geometry geo2 = reader.read(pol2); |
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IGeometry igeo1 = FConverter.jts_to_igeometry(geo1); |
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IGeometry igeo2 = FConverter.jts_to_igeometry(geo2); |
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double xmin = 410000; |
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double xmax = 415000; |
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double ymin = 4790000; |
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double ymax = 4793000; |
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Rectangle2D rect = new Rectangle2D.Double(xmin, ymin, (xmax-xmin), (ymax-ymin)); |
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//PrecciseSpatialCheck
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long t0 = System.currentTimeMillis(); |
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int NUM_ITERATIONS = 50000; |
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for(int i = 0; i < NUM_ITERATIONS;i++){ |
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igeo1.fastIntersects(rect.getMinX(), |
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rect.getMinY(), rect.getWidth(), rect.getHeight()); |
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igeo2.fastIntersects(rect.getMinX(), |
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rect.getMinY(), rect.getWidth(), rect.getHeight()); |
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} |
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long t1 = System.currentTimeMillis(); |
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System.out.println((t1-t0)+" con precissespatialcheck"); |
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//FastSpatialCheck
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Rectangle2D b1 = igeo1.getBounds2D();
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Rectangle2D b2 = igeo2.getBounds2D();
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long t2 = System.currentTimeMillis(); |
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for(int i = 0; i < NUM_ITERATIONS;i++){ |
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XRectangle2D.intersectInclusive(rect, b1); |
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XRectangle2D.intersectInclusive(rect, b2); |
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} |
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long t3 = System.currentTimeMillis(); |
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System.out.println((t3-t2)+" con fastspatialcheck"); |
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assertTrue((t3-t2) < (t1 - t0)); |
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//Spatial index check
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} catch (ParseException e) { |
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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} |
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//pruebas de iteracion para shp (vectorialfileadapter) y dxf (vectorialadapter)
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public void test1() { |
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try {
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//pruebas de reproyeccion y seleccion de numero de campos
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FLyrVect lyr = (FLyrVect) newLayer("Cantabria.shp", SHP_DRIVER_NAME);
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lyr.setAvailable(true);
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//iteration selecting two fields
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IFeatureIterator iterator = lyr.getSource().getFeatureIterator(new String[]{"ID", "AREA"}, null); |
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IFeature feature = iterator.next(); |
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assertTrue(feature != null);
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//iteration with reprojection
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iterator = lyr.getSource().getFeatureIterator((String[])null, newProjection); |
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IFeature feature2 = iterator.next(); |
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//test of field restriction
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assertTrue(feature.getAttributes().length == 2);
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assertTrue(feature2.getAttributes().length > 2);
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assertTrue(!feature.getGeometry().toJTSGeometry().equals(feature2.getGeometry().toJTSGeometry())); |
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//pruebas de iteracion espacial
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FLyrVect lyr2 = (FLyrVect) newLayer("Edificaciones.shp", SHP_DRIVER_NAME);
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lyr2.setAvailable(true);
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double xmin = 410000; |
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double xmax = 415000; |
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double ymin = 4790000; |
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double ymax = 4793000; |
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Rectangle2D rect = new Rectangle2D.Double(xmin, ymin, (xmax-xmin), (ymax-ymin)); |
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//fast iteration
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long t0 = System.currentTimeMillis(); |
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iterator = lyr2.getSource().getFeatureIterator(rect, null, newProjection, true); |
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int numFeatures = 0; |
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while(iterator.hasNext()){
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feature = iterator.next(); |
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numFeatures++; |
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} |
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long t1 = System.currentTimeMillis(); |
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//vemos si hay diferencia entre el fast = true y el fast = false
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iterator = lyr2.getSource().getFeatureIterator(rect, null, newProjection, false); |
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int numFeatures3 = 0; |
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while(iterator.hasNext()){
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feature = iterator.next(); |
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numFeatures3++; |
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} |
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long t2 = System.currentTimeMillis(); |
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assertTrue(numFeatures3 <= numFeatures); |
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System.out.println((t1-t0)+" en la iteracion rapida"); |
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System.out.println("Recuperados "+numFeatures); |
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System.out.println((t2-t1)+" en la iteracion lenta"); |
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System.out.println("Recuperados "+numFeatures3); |
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int numFeatures2 = 0; |
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iterator = lyr2.getSource().getFeatureIterator(); |
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while(iterator.hasNext()){
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feature = iterator.next(); |
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numFeatures2++; |
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} |
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assertTrue(numFeatures2 > numFeatures); |
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//pruebas de iteracion en base a criterios alfanumericos
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final String expr = "select * from " + lyr.getRecordset().getName() + " where area < 700;"; |
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iterator = lyr.getSource().getFeatureIterator(expr, null);
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numFeatures2 = 0;
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while(iterator.hasNext()){
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feature = iterator.next(); |
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numFeatures2++; |
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} |
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iterator = lyr.getSource().getFeatureIterator(); |
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while(iterator.hasNext()){
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feature = iterator.next(); |
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numFeatures++; |
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} |
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assertTrue(numFeatures2 > 0);
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assertTrue(numFeatures > numFeatures2); |
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//pruebas con el driver dxf en vez del shp
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FLyrVect lyr3 = (FLyrVect) newLayer("es1120003_2_02.dxf", DXF_DRIVER_NAME);
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lyr3.setAvailable(true);
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iterator = lyr3.getSource().getFeatureIterator("select * from "+lyr3.getRecordset().getName()+" where ID > 17;", null); |
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numFeatures2 = 0;
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while(iterator.hasNext()){
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feature = iterator.next(); |
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numFeatures2++; |
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} |
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assertTrue(numFeatures2 > 0);
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//queda por probar los iteradores contra base de datos
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//en base a criterios alfanumericos y espaciales
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} catch (LoadLayerException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (ReadDriverException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (ExpansionFileReadException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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} |
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|
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// public void test3(){
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// try {
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// FLyrVect layer = (FLyrVect) newLayer("poly-valencia.shp", SHP_DRIVER_NAME);
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// IFeatureIterator iterator = layer.getSource().getFeatureIterator();
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// int numFeatures = 0;
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// while(iterator.hasNext()){
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// iterator.next();
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// numFeatures++;
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// }
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// assert(layer.getSource().getShapeCount() == numFeatures);
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//
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// } catch (LoadLayerException e) {
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// // TODO Auto-generated catch block
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// e.printStackTrace();
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// } catch (ReadDriverException e) {
|
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// // TODO Auto-generated catch block
|
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// e.printStackTrace();
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// } catch (ExpansionFileReadException e) {
|
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// // TODO Auto-generated catch block
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// e.printStackTrace();
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// }
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//
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// }
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//test of featureIterator with layer poly-valencia using a spatial filter.
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//jaume found a bug with an infinite loop iteration
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|
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public void test4(){ |
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try {
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FLyrVect layer = (FLyrVect) newLayer("poly-valencia.shp", SHP_DRIVER_NAME);
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Rectangle2D extent = layer.getFullExtent();
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String[] fields = layer.getRecordset().getFieldNames(); |
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|
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|
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IFeatureIterator iterator = layer. |
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getSource(). |
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getFeatureIterator(extent,fields, null, true); |
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int numFeatures = 0; |
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while(iterator.hasNext()){
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iterator.next(); |
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numFeatures++; |
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} |
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assert(layer.getSource().getShapeCount() == numFeatures);
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|
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} catch (LoadLayerException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (ReadDriverException e) {
|
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (ExpansionFileReadException e) {
|
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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} |
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|
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|
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|
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|
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|
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public void test5(){ |
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try {
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int WIDTH = 300; |
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int HEIGHT = 200; |
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FLyrVect layer = (FLyrVect) newLayer("poly-valencia.shp", SHP_DRIVER_NAME);
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ViewPort vp = new ViewPort(PROJECTION_DEFAULT);
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vp.setImageSize(new Dimension(WIDTH, HEIGHT)); |
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vp.setExtent(layer.getFullExtent()); |
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MapContext mapa = new MapContext(vp);
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mapa.getLayers().addLayer(layer); |
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BufferedImage img = new BufferedImage(WIDTH, HEIGHT, |
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BufferedImage.TYPE_INT_ARGB);
|
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|
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long t0 = System.currentTimeMillis(); |
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mapa.draw(img, img.createGraphics(),mapa.getScaleView()); |
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long t1 = System.currentTimeMillis(); |
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System.out.println((t1-t0)+" en dibujar con MapContext.draw"); |
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|
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|
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long t2 = System.currentTimeMillis(); |
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layer._draw(img, img.createGraphics(),vp, new Cancellable(){
|
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public boolean isCanceled() { |
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return false; |
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} |
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public void setCanceled(boolean canceled) { |
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}}, getScaleView(vp)); |
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long t3 = System.currentTimeMillis(); |
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System.out.println((t3-t2)+" en dibujar con layer._draw"); |
476 |
|
477 |
} catch (LoadLayerException e) {
|
478 |
// TODO Auto-generated catch block
|
479 |
e.printStackTrace(); |
480 |
} catch (ReadDriverException e) {
|
481 |
// TODO Auto-generated catch block
|
482 |
e.printStackTrace(); |
483 |
} catch (ExpansionFileReadException e) {
|
484 |
// TODO Auto-generated catch block
|
485 |
e.printStackTrace(); |
486 |
} |
487 |
|
488 |
} |
489 |
|
490 |
|
491 |
|
492 |
|
493 |
|
494 |
//TODO Mover spatialindextest a esta clase
|
495 |
public void test7(){ |
496 |
|
497 |
} |
498 |
|
499 |
|
500 |
private long getScaleView(ViewPort viewPort) { |
501 |
double[] CHANGE = { 100000, 100, 1, 0.1, 160934.4, |
502 |
91.44, 30.48, 2.54, 1/8.983152841195214E-4 }; |
503 |
Preferences prefsResolution = Preferences.userRoot().node( "gvsig.configuration.screen" ); |
504 |
Toolkit kit = Toolkit.getDefaultToolkit(); |
505 |
double dpi = prefsResolution.getInt("dpi",kit.getScreenResolution()); |
506 |
IProjection proj = viewPort.getProjection(); |
507 |
if (viewPort.getImageSize() == null) |
508 |
return -1; |
509 |
if (viewPort.getAdjustedExtent() == null) { |
510 |
return 0; |
511 |
} |
512 |
if (proj == null) { |
513 |
double w = ((viewPort.getImageSize().getWidth() / dpi) * 2.54); |
514 |
return (long) (viewPort.getAdjustedExtent().getWidth() / w * CHANGE[viewPort.getMapUnits()]); |
515 |
} |
516 |
|
517 |
return Math.round(proj.getScale(viewPort.getAdjustedExtent().getMinX(), |
518 |
viewPort.getAdjustedExtent().getMaxX(), viewPort.getImageSize() |
519 |
.getWidth(), dpi)); |
520 |
} |
521 |
|
522 |
} |
523 |
|