root / trunk / libraries / libRaster / src-test / org / gvsig / raster / dataset / TestHistogramSerializer.java @ 11336
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/*
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* Created on 9-ago-2006
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*
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* To change the template for this generated file go to
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* Window>Preferences>Java>Code Generation>Code and Comments
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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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package org.gvsig.raster.dataset; |
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import junit.framework.TestCase; |
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import org.gvsig.raster.RasterLibrary; |
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import org.gvsig.raster.dataset.io.rmf.ParsingException; |
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import org.gvsig.raster.dataset.properties.DatasetHistogram; |
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import org.gvsig.raster.dataset.properties.HistogramRmfSerializer; |
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import org.gvsig.raster.util.Histogram; |
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/**
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* Test para comprobar la construcci?n de un histograma desde un XML. Este test calcula el histograma
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* de un raster y lo convierte a XML. Despu?s crear? un objeto Histogram a partir del XML. Finalmente
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* se comparar? el Histograma original con el final.
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class TestHistogramSerializer extends TestCase { |
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private String baseDir = "./test-images/"; |
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private String path = baseDir + "miniraster30x30.jp2"; |
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private RasterDataset f = null; |
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static {
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RasterLibrary.wakeUp(); |
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} |
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public void start() { |
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this.setUp();
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this.testStack();
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} |
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public void setUp() { |
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System.err.println("TestHistogramSerializer running..."); |
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int[] drawableBands = {0, 1, 2}; |
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try {
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f = RasterDataset.open(null, path);
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} catch (NotSupportedExtensionException e) {
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e.printStackTrace(); |
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return;
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} catch (RasterDriverException e) {
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e.printStackTrace(); |
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return;
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} |
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} |
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public void testStack() { |
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DatasetHistogram dsh = f.getHistogram(); |
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Histogram hist1 = null;
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try {
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hist1 = dsh.getHistogram(); |
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} catch (FileNotOpenException e) {
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e.printStackTrace(); |
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} catch (RasterDriverException e) {
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e.printStackTrace(); |
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} |
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HistogramRmfSerializer serial1 = new HistogramRmfSerializer(hist1);
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String s = serial1.write();
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//System.out.println(s);
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HistogramRmfSerializer serial2 = new HistogramRmfSerializer();
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try {
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serial2.read(s); |
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} catch (ParsingException e) {
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e.printStackTrace(); |
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} |
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Histogram hist2 = (Histogram)serial2.getResult(); |
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assertEquals(hist1.getNumBands(), hist2.getNumBands()); |
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for (int iBand = 0; iBand < hist1.getNumBands(); iBand++) { |
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for(int i = 0; i < hist1.getNumValues(); i++) |
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assertEquals((long)hist1.getHistogramValue(iBand, i), (long)hist2.getHistogramValue(iBand, i)); |
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} |
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} |
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} |