/**
* This program 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, either version 3 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @author Arne Kepp / The Open Planning Project 2009
*/
package org.geowebcache.rest;
import org.geowebcache.GeoWebCacheException;
import org.geowebcache.layer.TileLayer;
import org.geowebcache.layer.TileLayerDispatcher;
import org.restlet.Restlet;
import org.restlet.data.Status;
public class GWCRestlet extends Restlet {
protected static TileLayer findTileLayer(String layerName, TileLayerDispatcher layerDispatcher) {
if(layerName == null || layerName.length() == 0) {
throw new RestletException("Layer not specified",
Status.CLIENT_ERROR_BAD_REQUEST);
}
TileLayer layer = null;
try {
layer = layerDispatcher.getTileLayer(layerName);
} catch (GeoWebCacheException gwce) {
throw new RestletException("Encountered error: " + gwce.getMessage(),
Status.SERVER_ERROR_INTERNAL);
}
if(layer == null) {
throw new RestletException("Uknown layer: " + layerName,
Status.CLIENT_ERROR_NOT_FOUND);
}
return layer;
}
}