/**
* 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.sql.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.VehicleStatusV2Bean;
import org.onebusaway.exceptions.OutOfServiceAreaServiceException;
import org.onebusaway.exceptions.ServiceException;
import org.onebusaway.transit_data.model.VehicleStatusBean;
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;
public class VehicleAction extends ApiActionSupport {
private static final long serialVersionUID = 1L;
private static final int V2 = 2;
@Autowired
private TransitDataService _service;
private String _id;
private long _time = 0;
public VehicleAction() {
super(V2);
}
@RequiredFieldValidator
public void setId(String id) {
_id = id;
}
public String getId() {
return _id;
}
@TypeConversion(converter = "org.onebusaway.presentation.impl.conversion.DateTimeConverter")
public void setTime(Date time) {
_time = time.getTime();
}
public DefaultHttpHeaders show() throws IOException, ServiceException {
if (!isVersion(V2))
return setUnknownVersionResponse();
if (hasErrors())
return setValidationErrorsResponse();
long time = System.currentTimeMillis();
if (_time != 0)
time = _time;
BeanFactoryV2 factory = getBeanFactoryV2();
try {
VehicleStatusBean vehicle = _service.getVehicleForAgency(_id, time);
if (vehicle == null)
return setResourceNotFoundResponse();
return setOkResponse(factory.getVehicleStatusResponse(vehicle));
} catch (OutOfServiceAreaServiceException ex) {
return setOkResponse(factory.getEmptyList(VehicleStatusV2Bean.class, true));
}
}
}