/**
* Copyright (C) 2007 - 2016 52°North Initiative for Geospatial Open Source
* Software GmbH
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* If the program is linked with libraries which are licensed under one of
* the following licenses, the combination of the program with the linked
* library is not considered a "derivative work" of the program:
*
* • Apache License, version 2.0
* • Apache Software License, version 1.0
* • GNU Lesser General Public License, version 3
* • Mozilla Public License, versions 1.0, 1.1 and 2.0
* • Common Development and Distribution License (CDDL), version 1.0
*
* Therefore the distribution of the program linked with libraries licensed
* under the aforementioned licenses, is permitted by the copyright holders
* if the distribution is compliant with both the GNU General Public
* License version 2 and the aforementioned licenses.
*
* As an exception to the terms of the GPL, you may copy, modify,
* propagate, and distribute a work formed by combining 52°North WPS
* GeoTools Modules with the Eclipse Libraries, or a work derivative of
* such a combination, even if such copying, modification, propagation, or
* distribution would otherwise violate the terms of the GPL. Nothing in
* this exception exempts you from complying with the GPL in all respects
* for all of the code used other than the Eclipse Libraries. You may
* include this exception and its grant of permissions when you distribute
* 52°North WPS GeoTools Modules. Inclusion of this notice with such a
* distribution constitutes a grant of such permissions. If you do not wish
* to grant these permissions, remove this paragraph from your
* distribution. "52°North WPS GeoTools Modules" means the 52°North WPS
* modules using GeoTools functionality - software licensed under version 2
* or any later version of the GPL, or a work based on such software and
* licensed under the GPL. "Eclipse Libraries" means Eclipse Modeling
* Framework Project and XML Schema Definition software distributed by the
* Eclipse Foundation and licensed under the Eclipse Public License Version
* 1.0 ("EPL"), or a work based on such software and licensed under the EPL.
*
* This program 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 General
* Public License for more details.
*/
package org.n52.wps.io.datahandler.parser;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.UUID;
import javax.media.jai.JAI;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.geotools.coverage.grid.GridCoverage2D;
import org.geotools.data.DataSourceException;
import org.geotools.factory.Hints;
import org.geotools.gce.geotiff.GeoTiffReader;
import org.n52.wps.io.data.binding.complex.GTRasterDataBinding;
public class GeotiffParser extends AbstractParser {
private static Logger LOGGER = LoggerFactory.getLogger(GeotiffParser.class);
public GeotiffParser() {
super();
supportedIDataTypes.add(GTRasterDataBinding.class);
}
@Override
public GTRasterDataBinding parse(InputStream input, String mimeType, String schema) {
File tempFile;
try {
tempFile = File.createTempFile("tempfile" + UUID.randomUUID(),"tmp");
finalizeFiles.add(tempFile); // mark for final delete
FileOutputStream outputStream = new FileOutputStream(tempFile);
byte buf[] = new byte[4096];
int len;
while ((len = input.read(buf)) > 0) {
outputStream.write(buf, 0, len);
}
outputStream.flush();
outputStream.close();
input.close();
} catch (FileNotFoundException e) {
LOGGER.error(e.getMessage(), e);
throw new RuntimeException(e);
} catch (IOException e1) {
LOGGER.error(e1.getMessage(), e1);
throw new RuntimeException(e1);
}
return parseTiff(tempFile);
}
private GTRasterDataBinding parseTiff(File file){
JAI.getDefaultInstance().getTileCache().setMemoryCapacity(256*1024*1024);
Hints hints = new Hints(Hints.FORCE_LONGITUDE_FIRST_AXIS_ORDER,
Boolean.TRUE);
GeoTiffReader reader;
try {
reader = new GeoTiffReader(file, hints);
GridCoverage2D coverage = (GridCoverage2D) reader.read(null);
return new GTRasterDataBinding(coverage);
} catch (DataSourceException e) {
LOGGER.error(e.getMessage(), e);
throw new RuntimeException(e);
} catch (IOException e) {
LOGGER.error(e.getMessage(), e);
throw new RuntimeException(e);
}
}
}