/**
* Copyright (C) 2011 Brian Ferris <bdferris@onebusaway.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onebusaway.transit_data_federation.impl.beans;
import java.util.ArrayList;
import java.util.List;
import org.onebusaway.container.cache.Cacheable;
import org.onebusaway.container.cache.CacheableArgument;
import org.onebusaway.geospatial.model.CoordinateBounds;
import org.onebusaway.geospatial.services.SphericalGeometryLibrary;
import org.onebusaway.gtfs.model.AgencyAndId;
import org.onebusaway.transit_data.model.StopBean;
import org.onebusaway.transit_data_federation.services.beans.GeospatialBeanService;
import org.onebusaway.transit_data_federation.services.beans.NearbyStopsBeanService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
@Component
class NearbyStopsBeanServiceImpl implements NearbyStopsBeanService {
private GeospatialBeanService _geospatialBeanService;
@Autowired
public void setGeospatialBeanService(
GeospatialBeanService geospatialBeanService) {
_geospatialBeanService = geospatialBeanService;
}
@Cacheable
public List<AgencyAndId> getNearbyStops(
@CacheableArgument(keyProperty = "id") StopBean stopBean, double radius) {
CoordinateBounds bounds = SphericalGeometryLibrary.bounds(
stopBean.getLat(), stopBean.getLon(), radius);
List<AgencyAndId> ids = _geospatialBeanService.getStopsByBounds(bounds);
List<AgencyAndId> excludingSource = new ArrayList<AgencyAndId>();
for (AgencyAndId id : ids) {
if (!ApplicationBeanLibrary.getId(id).equals(stopBean.getId()))
excludingSource.add(id);
}
return excludingSource;
}
}