/* Copyright (c) 2001 - 2009 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.catalog.rest;
import org.geoserver.catalog.Catalog;
import org.geoserver.catalog.NamespaceInfo;
import org.geoserver.rest.RestletException;
import org.restlet.data.Form;
import org.restlet.data.Method;
import org.restlet.data.Request;
import org.restlet.data.Response;
import org.restlet.data.Status;
import org.restlet.resource.Resource;
public class FeatureTypeFinder extends AbstractCatalogFinder {
protected FeatureTypeFinder(Catalog catalog) {
super(catalog);
}
@Override
public Resource findTarget(Request request, Response response) {
String ws = (String) request.getAttributes().get( "workspace" );
String ds = (String) request.getAttributes().get( "datastore" );
String ft = (String) request.getAttributes().get( "featuretype");
//ensure referenced resources exist
if ( ws != null && catalog.getWorkspaceByName( ws ) == null ) {
throw new RestletException( "No such workspace: " + ws, Status.CLIENT_ERROR_NOT_FOUND );
}
if ( ds != null && catalog.getDataStoreByName(ws, ds) == null ) {
throw new RestletException( "No such datastore: " + ws + "," + ds, Status.CLIENT_ERROR_NOT_FOUND );
}
if ( ft != null ) {
if ( ds != null &&
catalog.getFeatureTypeByDataStore(catalog.getDataStoreByName(ws, ds), ft) == null) {
throw new RestletException( "No such feature type: "+ws+","+ds+","+ft, Status.CLIENT_ERROR_NOT_FOUND );
}
else {
//look up by workspace/namespace
NamespaceInfo ns = catalog.getNamespaceByPrefix( ws );
if ( ns == null || catalog.getFeatureTypeByName( ns, ft ) == null ) {
throw new RestletException( "No such feature type: "+ws+","+ft, Status.CLIENT_ERROR_NOT_FOUND );
}
}
}
else {
//check the list flag, if == 'available', just return the list
// of feature types available
Form form = request.getResourceRef().getQueryAsForm();
if ( "available".equalsIgnoreCase( form.getFirstValue( "list" ) ) ) {
return new AvailableFeatureTypeResource(null,request,response,catalog);
}
if (request.getMethod() == Method.GET ) {
return new FeatureTypeListResource(getContext(),request,response,catalog);
}
}
return new FeatureTypeResource(null,request,response,catalog);
}
}