/**
* 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.api.actions.api.where;
import java.io.IOException;
import java.util.Date;
import org.apache.struts2.rest.DefaultHttpHeaders;
import org.onebusaway.api.actions.api.ApiActionSupport;
import org.onebusaway.api.model.transit.BeanFactoryV2;
import org.onebusaway.api.model.transit.ListWithReferencesBean;
import org.onebusaway.api.model.transit.TripDetailsV2Bean;
import org.onebusaway.api.model.transit.tripplanning.MinTravelTimeToStopV2Bean;
import org.onebusaway.exceptions.OutOfServiceAreaServiceException;
import org.onebusaway.exceptions.ServiceException;
import org.onebusaway.geospatial.model.CoordinatePoint;
import org.onebusaway.presentation.impl.StackInterceptor.AddToStack;
import org.onebusaway.transit_data.model.oba.MinTravelTimeToStopsBean;
import org.onebusaway.transit_data.model.tripplanning.TransitShedConstraintsBean;
import org.onebusaway.transit_data.services.TransitDataService;
import org.springframework.beans.factory.annotation.Autowired;
import com.opensymphony.xwork2.conversion.annotations.TypeConversion;
import com.opensymphony.xwork2.validator.annotations.RequiredFieldValidator;
@AddToStack({"constraints", "constraints.constraints"})
public class MinTravelTimeToStopsAction extends ApiActionSupport {
private static final long serialVersionUID = 1L;
private static final int V2 = 2;
private TransitDataService _transitDataService;
private double _lat;
private double _lon;
private long _time;
private TransitShedConstraintsBean _constraints = new TransitShedConstraintsBean();
public MinTravelTimeToStopsAction() {
super(V2);
}
@Autowired
public void setTransitDataService(TransitDataService transitDataService) {
_transitDataService = transitDataService;
}
@RequiredFieldValidator
public void setLat(double lat) {
_lat = lat;
}
public double getLat() {
return _lat;
}
@RequiredFieldValidator
public void setLon(double lon) {
_lon = lon;
}
public double getLon() {
return _lon;
}
@TypeConversion(converter = "org.onebusaway.presentation.impl.conversion.DateTimeConverter")
public void setTime(Date time) {
_time = time.getTime();
}
public void setConstraints(TransitShedConstraintsBean constraints) {
_constraints = constraints;
}
public TransitShedConstraintsBean getConstraints() {
return _constraints;
}
public DefaultHttpHeaders index() throws IOException, ServiceException {
if (!isVersion(V2))
return setUnknownVersionResponse();
if (hasErrors())
return setValidationErrorsResponse();
if (_time == 0)
_time = System.currentTimeMillis();
CoordinatePoint location = new CoordinatePoint(_lat, _lon);
MinTravelTimeToStopsBean result = _transitDataService.getMinTravelTimeToStopsFrom(
location, _time, _constraints);
BeanFactoryV2 factory = getBeanFactoryV2();
try {
ListWithReferencesBean<MinTravelTimeToStopV2Bean> response = factory.getMinTravelTimeToStops(result);
return setOkResponse(response);
} catch (OutOfServiceAreaServiceException ex) {
return setOkResponse(factory.getEmptyList(TripDetailsV2Bean.class, true));
}
}
}