/**
* This method determines if an observation record is within a certain radius,
* _terminalSearchRadius argument, of a stop at the start or end of a trip. <br>
* Note: all trips' stops within the radius are checked.
*
* @param record
* @return whether the observation is within the search radius
*/
public boolean isAtPotentialTripTerminal(NycRawLocationRecord record) {
final CoordinatePoint loc = new CoordinatePoint(record.getLatitude(), record.getLongitude());
final CoordinateBounds bounds = SphericalGeometryLibrary.bounds(loc, _terminalSearchRadius);
final List<StopEntry> stops = _transitGraphDao.getStopsByLocation(bounds);
for (final StopEntry stop : stops) {
final List<BlockStopTimeIndex> stopTimeIndices =
_blockIndexService.getStopTimeIndicesForStop(stop);
for (final BlockStopTimeIndex stopTimeIndex : stopTimeIndices) {
for (final BlockTripEntry bte : stopTimeIndex.getTrips()) {
/*
* is this the first stop on this trip?
*/
final List<StopTimeEntry> stopsOnTrip = bte.getTrip().getStopTimes();
if (stop.equals(stopsOnTrip.get(0).getStop())) {
return true;
}
final int numOfStops = stopsOnTrip.size() - 1;
if (stop.equals(stopsOnTrip.get(numOfStops).getStop())) {
return true;
}
}
}
}
return false;
}
/**
* This method determines if an observation record is within a certain radius,
* _terminalSearchRadius argument, of a stop at the start or end of a block. <br>
* Note: all trips' stops within the radius are checked.
*
* @param record
* @return whether the observation is within the search radius
*/
public boolean isAtPotentialBlockTerminal(NycRawLocationRecord record) {
final CoordinatePoint loc = new CoordinatePoint(record.getLatitude(), record.getLongitude());
final CoordinateBounds bounds = SphericalGeometryLibrary.bounds(loc, _terminalSearchRadius);
final List<BlockConfigurationEntry> blocks = new ArrayList<BlockConfigurationEntry>();
final List<StopEntry> stops = _transitGraphDao.getStopsByLocation(bounds);
for (final StopEntry stop : stops) {
final List<BlockStopTimeIndex> stopTimeIndices =
_blockIndexService.getStopTimeIndicesForStop(stop);
for (final BlockStopTimeIndex stopTimeIndex : stopTimeIndices) {
blocks.addAll(stopTimeIndex.getBlockConfigs());
}
}
for (final BlockConfigurationEntry block : blocks) {
final StopEntry firstStop = block.getStopTimes().get(0).getStopTime().getStop();
final double firstStopDist = TurboButton.distance(loc, firstStop.getStopLocation());
final int lastStopIdx = block.getStopTimes().size() - 1;
final StopEntry lastStop = block.getStopTimes().get(lastStopIdx).getStopTime().getStop();
final double lastStopDist = TurboButton.distance(loc, lastStop.getStopLocation());
if (firstStopDist <= _terminalSearchRadius || lastStopDist <= _terminalSearchRadius) {
return true;
}
}
return false;
}