root / branches / v2_0_0_prep / libraries / libGPE / src-test / org / gvsig / gpe / writer / GPEWriterBaseTest.java @ 30580
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package org.gvsig.gpe.writer; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.FileOutputStream; |
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import java.io.InputStream; |
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import java.io.OutputStream; |
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import java.util.ArrayList; |
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import junit.framework.TestCase; |
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import org.gvsig.gpe.GPELocator; |
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import org.gvsig.gpe.GPEManager; |
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import org.gvsig.gpe.containers.Layer; |
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import org.gvsig.gpe.parser.GPEContentHandler; |
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import org.gvsig.gpe.parser.GPEContentHandlerTest; |
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import org.gvsig.gpe.parser.GPEErrorHandler; |
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import org.gvsig.gpe.parser.GPEErrorHandlerTest; |
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import org.gvsig.gpe.parser.GPEParser; |
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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: GPEWriterBaseTest.java 262 2007-12-14 08:11:39Z jpiera $
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* $Log$
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* Revision 1.14 2007/06/22 12:38:59 jorpiell
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* The typeNotFoundException has been deleted. It never was thrown
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*
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* Revision 1.12 2007/06/07 14:52:28 jorpiell
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* Add the schema support
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*
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* Revision 1.11 2007/05/16 09:28:19 jorpiell
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* The polygons has to be closed
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*
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* Revision 1.10 2007/05/15 12:10:44 jorpiell
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* Outpout file deleted
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*
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* Revision 1.9 2007/05/15 09:52:00 jorpiell
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* The namespace is deleted from the element name
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*
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* Revision 1.8 2007/05/09 06:54:07 jorpiell
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* Change the File by URI
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*
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* Revision 1.7 2007/05/02 11:46:07 jorpiell
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* Writing tests updated
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*
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* Revision 1.6 2007/04/26 14:39:12 jorpiell
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* Add some tests
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*
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* Revision 1.5 2007/04/19 11:50:20 csanchez
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* Actualizacion protoripo libGPE
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*
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* Revision 1.4 2007/04/19 07:23:20 jorpiell
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* Add the add methods to teh contenhandler and change the register mode
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*
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* Revision 1.3 2007/04/17 06:27:20 jorpiell
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* Changed the default filename
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*
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* Revision 1.2 2007/04/14 16:06:35 jorpiell
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* Add the container classes
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*
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* Revision 1.1 2007/04/13 07:17:54 jorpiell
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* Add the writting tests for the simple geometries
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*
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*
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*/
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/**
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* This class must be implementend by all the classes that
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* implements a GPE writer Parser. It creates a writer, write some
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* features and then uses a reader to compare the writting
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* process
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* @author Jorge Piera LLodr? (jorge.piera@iver.es)
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*/
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public abstract class GPEWriterBaseTest extends TestCase{ |
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private GPEWriterHandler writerHandler = null; |
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private GPEContentHandler contenHandler = null; |
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private GPEErrorHandler errorHandler = null; |
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private GPEParser parser = null; |
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private File outputFile = null; |
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private GPEManager gpeManager = null; |
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/**
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* Register the driver and gets the handler
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* @throws Exception
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*/
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public void setUp() throws Exception{ |
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gpeManager = GPELocator.getGPEManager(); |
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outputFile = new File(this.getClass().getName() + Math.random()); |
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} |
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/**
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* @return the gpeManager
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*/
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public GPEManager getGpeManager() {
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return gpeManager;
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} |
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/**
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* Delete the file
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*/
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public void tearDown() throws Exception{ |
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System.out.println("******** WARNINGS ********"); |
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for (int i=0 ; i<getErrorHandler().getWarningsSize(); i++){ |
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System.out.println(getErrorHandler().getWarningAt(i));
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} |
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} |
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/**
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* This test writes some objects into the file and then
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* try to read the created file. It compare that the written
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* objects are the same that the read them
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* @throws Exception
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*/
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public void testWriter() throws Exception{ |
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OutputStream os = createOutputStream(outputFile);
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getWriterHandler().setOutputStream(os); |
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writeObjects(); |
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parser = gpeManager.createParserByClass(getGPEParserClass().getName()); |
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InputStream is = createInputStream(outputFile);
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parser.parse(getContenHandler(),getErrorHandler() ,is); |
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readObjects(); |
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outputFile.delete(); |
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} |
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protected OutputStream createOutputStream(File file) throws FileNotFoundException{ |
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return new FileOutputStream(file); |
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} |
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protected InputStream createInputStream(File file) throws FileNotFoundException{ |
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return new FileInputStream(file); |
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} |
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/**
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* This method write somo objects into the writer handler
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*/
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public abstract void writeObjects(); |
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/**
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* It read the objects and make all the comparations
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*
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*/
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public abstract void readObjects(); |
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/**
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* Each test must to return its parser name
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* to register it before to start the parsing
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* process
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*/
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public String getGPEWriterHandlerName(){ |
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return "FORMAT VERSION"; |
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} |
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/**
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* Each test must to return its parser description
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* to register it before to start the parsing
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* process
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*/
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public String getGPEWriterHandlerDescription(){ |
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return "default writer handler description"; |
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} |
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/**
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* Each test must to return its parser class
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* that will be used to create new parsers.
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*/
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public abstract Class getGPEWriterHandlerClass(); |
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/**
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* Each test must to return its parser name
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* to register it before to start the parsing
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* process
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*/
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public String getGPEParserName(){ |
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return "FORMAT VERSION"; |
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} |
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/**
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* Each test must to return its parser description
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* to register it before to start the parsing
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* process
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*/
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public String getGPEParserDescription(){ |
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return "default parser description"; |
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} |
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/**
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* Each test must to return its parser class
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* that will be used to create new parsers.
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*/
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public abstract Class getGPEParserClass(); |
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/**
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* Gets the file format. The deafult writer
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* format will be used by default
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* @return
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*/
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public String getFormat(){ |
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return null; |
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} |
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/**
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* It creates a random point
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* @param length
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* @return
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*/
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protected double generateRandomPoint(){ |
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return Math.random(); |
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} |
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/**
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* It creates a Random bbox coordinates. It return
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* 10 coordinates
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* @return
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*/
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protected double[] generateRandomCoordinates(){ |
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return generateRandomCoordinates(10); |
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} |
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/**
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* It creates a Random bbox coordinates
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* @param length
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* The number of coordinates
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* @return
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*/
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protected double[] generateRandomCoordinates(int length){ |
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double[] coord = new double[length]; |
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for (int i=0 ; i<coord.length ; i++){ |
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coord[i] = generateRandomPoint(); |
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} |
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return coord;
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} |
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/**
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* It creates a Random linear ring. It return
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* 10 coordinates
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* @return
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*/
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protected double[] generateRandomLinearRing(){ |
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return generateRandomLinearRing(10); |
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} |
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/**
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* It creates a random linear ring
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* @param length
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* @return
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*/
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protected double[] generateRandomLinearRing(int length){ |
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double[] coord = new double[length]; |
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for (int i=0 ; i<coord.length-1 ; i++){ |
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coord[i] = generateRandomPoint(); |
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} |
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coord[length-1] = coord[0]; |
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return coord;
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} |
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/**
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* It creates a Random bbox coordinates
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* @return
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*/
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protected double[] generateRandomBBox(){ |
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double[] coord = new double[2]; |
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for (int i=0 ; i<coord.length ; i++){ |
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coord[i] = generateRandomPoint(); |
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} |
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return coord;
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} |
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/**
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* Closes a polygon
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* @param x
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* Polygon coordinates
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* @return
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* A closed polygon
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*/
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protected double[] closePolygon(double[] x){ |
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double[] xClosed = new double[x.length + 1]; |
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System.arraycopy(x, 0, xClosed, 0, x.length); |
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xClosed[xClosed.length -1] = x[0]; |
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return xClosed;
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} |
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/**
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* @return the handler
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*/
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public GPEWriterHandler getWriterHandler() {
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if (writerHandler == null){ |
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try {
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writerHandler = gpeManager.createWriterByClass(getGPEWriterHandlerClass().getName()); |
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writerHandler.setErrorHandler(getErrorHandler()); |
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} catch (Exception e) { |
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//never throwed
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e.printStackTrace(); |
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} |
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} |
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return writerHandler;
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} |
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/**
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* @return the contenHandler
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*/
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public GPEContentHandler getContenHandler() {
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if (contenHandler == null){ |
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contenHandler = new GPEContentHandlerTest();
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} |
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return contenHandler;
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} |
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/**
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* @return the errorHandler
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*/
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public GPEErrorHandler getErrorHandler() {
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if (errorHandler == null){ |
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errorHandler = new GPEErrorHandlerTest();
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} |
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return errorHandler;
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} |
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/**
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* Gets a list of parsed layers
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* @return
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*/
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public Layer[] getLayers(){ |
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ArrayList layers = ((GPEContentHandlerTest)parser.getContentHandler()).getLayers();
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Layer[] aLayers = new Layer[layers.size()]; |
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for (int i=0 ; i<layers.size() ; i++){ |
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aLayers[i] = (Layer)layers.get(i); |
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} |
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return aLayers;
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} |
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} |