/* 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.wcs.kvp;
import java.util.List;
import org.geoserver.ows.KvpParser;
import org.geoserver.ows.util.KvpUtils;
import org.opengis.geometry.DirectPosition;
import org.vfny.geoserver.wcs.WcsException;
import org.vfny.geoserver.wcs.WcsException.WcsExceptionCode;
/**
* Parses the grid origin into a double[]
* TODO: consider use a {@link DirectPosition} instead?
* @author Andrea Aime
*/
public class GridOriginKvpParser extends KvpParser {
public GridOriginKvpParser() {
super("GridOrigin", double[].class);
}
@Override
public Object parse(String value) throws Exception {
List values = KvpUtils.readFlat(value);
if (values.size() < 2)
throw new WcsException("Invalid grid origin, should have at least two values",
WcsExceptionCode.InvalidParameterValue, "GridOrigin");
Double[] origins = new Double[values.size()];
for (int i = 0; i < origins.length; i++) {
try {
origins[i] = Double.parseDouble((String) values.get(i));
} catch (NumberFormatException e) {
throw new WcsException("Invalid ordinate " + origins[i],
WcsExceptionCode.InvalidParameterValue, "GridOrigin");
}
}
return origins;
}
}