/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2007-2008, 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.coverageio.gdal.rpftoc;
import java.io.File;
import it.geosolutions.imageio.plugins.rpftoc.RPFTOCImageReaderSpi;
import org.geotools.coverage.grid.GridCoverage2D;
import org.geotools.coverageio.gdal.BaseGDALGridCoverage2DReader;
import org.geotools.data.DataSourceException;
import org.geotools.factory.Hints;
import org.opengis.coverage.grid.Format;
import org.opengis.coverage.grid.GridCoverageReader;
/**
* This class can read a RPFTOC data source and create a {@link GridCoverage2D}
* from the data.
*
* @author Daniele Romagnoli, GeoSolutions.
* @author Simone Giannecchini (simboss), GeoSolutions
* @since 2.5.x
*
*
* @source $URL$
*/
public final class RPFTOCReader extends BaseGDALGridCoverage2DReader implements GridCoverageReader {
private final static String worldFileExt = "";
/**
* Creates a new instance of a {@link RPFTOCReader}. I assume nothing about
* file extension.
*
* @param input
* Source object for which we want to build an {@link RPFTOCReader}.
* @throws DataSourceException
*/
public RPFTOCReader(Object input) throws DataSourceException {
this(input, null);
}
/**
* Creates a new instance of a {@link RPFTOCReader}. I assume nothing about
* file extension.
*
* @param input
* Source object for which we want to build an {@link RPFTOCReader}.
* @param hints
* Hints to be used by this reader throughout his life.
* @throws DataSourceException
*/
public RPFTOCReader(Object input, Hints hints) throws DataSourceException {
super(input, hints, worldFileExt, new RPFTOCImageReaderSpi());
}
/**
* @see org.opengis.coverage.grid.GridCoverageReader#getFormat()
*/
public Format getFormat() {
return new RPFTOCFormat();
}
/**
* Override coverage name because of the default structure of the folders. Very often XXX/RPF/A.TOC
* The parent directory is a better alternative
* @return the coverage name
*/
public String getCoverageName() {
/*
* Override coverage name because of the default structure of the folders. Very often XXX/RPF/A.TOC
* The coverage name would be always A. The parent directory is a better alternative.
*/
String retVal = "RPFTOC Coverage";
if (!super.getCoverageName().equals("A")){
retVal = super.getCoverageName();
}
else
{
retVal = "RPFTOC Coverage";
File oFile = super.getInputFile().getParentFile();
while (oFile != null)
{
String sName = oFile.getName();
if (!sName.toUpperCase().equals("RPF"))
{
retVal = sName;
break;
}
else
{
oFile = oFile.getParentFile();
}
}
}
return retVal;
}
}