/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
*/
package org.geotools.gce.geotiff;
import java.io.File;
import java.io.IOException;
import java.util.logging.Logger;
import junit.framework.TestCase;
import junit.textui.TestRunner;
import org.geotools.coverage.grid.GridCoverage2D;
import org.geotools.coverage.grid.io.AbstractGridFormat;
import org.geotools.coverage.grid.io.imageio.IIOMetadataDumper;
import org.geotools.factory.Hints;
import org.geotools.test.TestData;
import org.opengis.referencing.NoSuchAuthorityCodeException;
/**
* Testing {@link GeoTiffReader} as well as {@link IIOMetadataDumper}.
*
* @author Simone Giannecchini
* @source $URL:
* http://svn.geotools.org/geotools/trunk/gt/plugin/geotiff/test/org/geotools/gce/geotiff/GeoTiffReaderTest.java $
*/
public class GeoTiffReaderTest extends TestCase {
private final static Logger LOGGER = org.geotools.util.logging.Logging
.getLogger(GeoTiffReaderTest.class.toString());
/**
* Constructor for GeoTiffReaderTest.
*
* @param arg0
*/
public GeoTiffReaderTest(String arg0) {
super(arg0);
}
public static void main(String[] args) {
TestRunner.run(GeoTiffReaderTest.class);
}
/**
* testReader
*
* @throws IllegalArgumentException
* @throws IOException
* @throws NoSuchAuthorityCodeException
*/
public void testReader() throws IllegalArgumentException, IOException,
NoSuchAuthorityCodeException {
final File file = TestData.file(GeoTiffReaderTest.class, "");
final File files[] = file.listFiles();
final int numFiles = files.length;
final AbstractGridFormat format = new GeoTiffFormat();
for (int i = 0; i < numFiles; i++) {
StringBuffer buffer = new StringBuffer();
final String path = files[i].getAbsolutePath().toLowerCase();
if (!path.endsWith("tif") && !path.endsWith("tiff"))
continue;
buffer.append(files[i].getAbsolutePath()).append("\n");
Object o;
if (i % 2 == 0)
// testing file
o = files[i];
else
// testing url
o = files[i].toURI().toURL();
if (format.accepts(o)) {
buffer.append("ACCEPTED").append("\n");
// getting a reader
GeoTiffReader reader = new GeoTiffReader(o, new Hints(
Hints.FORCE_LONGITUDE_FIRST_AXIS_ORDER, Boolean.TRUE));
if (reader != null) {
// reading the coverage
GridCoverage2D coverage = (GridCoverage2D) reader
.read(null);
// Crs and envelope
if (TestData.isInteractiveTest()) {
buffer.append("CRS: ").append(
coverage.getCoordinateReferenceSystem2D()
.toWKT()).append("\n");
buffer.append("GG: ").append(
coverage.getGridGeometry().toString()).append("\n");
}
// display metadata
if (org.geotools.TestData.isExtensiveTest()) {
IIOMetadataDumper iIOMetadataDumper = new IIOMetadataDumper(
((GeoTiffReader) reader).getMetadata()
.getRootNode());
buffer.append("TIFF metadata: ").append(
iIOMetadataDumper.getMetadata()).append("\n");
}
// showing it
if (TestData.isInteractiveTest())
coverage.show();
else
coverage.getRenderedImage().getData();
}
} else
buffer.append("NOT ACCEPTED").append("\n");
if (TestData.isInteractiveTest())
LOGGER.info(buffer.toString());
}
}
}