/* Copyright (c) 2001 - 2007 TOPP - www.openplans.org. All rights reserved.
* This code is licensed under the GPL 2.0 license, availible at the root
* application directory.
*/
package org.geoserver.wms.kvp;
import java.awt.image.IndexColorModel;
import org.geoserver.ows.KvpParser;
import org.geotools.image.palette.InverseColorMapOp;
import org.vfny.geoserver.config.PaletteManager;
import org.vfny.geoserver.wms.WmsException;
/**
*
* @author Simone Giannecchini, GeoSolutions SAS
*
*/
public class PaletteKvpParser extends KvpParser {
public PaletteKvpParser() {
super("palette", IndexColorModel.class);
}
public Object parse(String value) throws Exception {
// palette
try {
final InverseColorMapOp model = PaletteManager.getPalette(value);
if (model == null) {
throw new WmsException("Palette " + value
+ " could not be found "
+ "in $GEOSERVER_DATA_DIR/palettes directory");
}
return model;
} catch (Exception e) {
throw new WmsException(e, "Palette " + value
+ " could not be loaded", null);
}
}
}