Examples with StopSequenceCollectionKey org.onebusaway.transit_data_federation.model.StopSequenceCollectionKey used on opensource projects

Example 1 with StopSequenceCollectionKey

use of org.onebusaway.transit_data_federation.model.StopSequenceCollectionKey in project onebusaway-application-modules by camsys.

the class StopSequenceCollectionServiceImpl method constructCollections.

/**
 * @param route
 * @param sequenceStats
 * @param sequencesByGroupId
 * @return
 */
private List<StopSequenceCollection> constructCollections(Map<StopSequence, PatternStats> sequenceStats, Map<String, List<StopSequence>> sequencesByGroupId) {
    computeContinuations(sequenceStats, sequencesByGroupId);
    Set<String> allNames = new HashSet<String>();
    Map<String, String> directionToName = new HashMap<String, String>();
    Map<String, Segment> segments = new HashMap<String, Segment>();
    for (Map.Entry<String, List<StopSequence>> entry : sequencesByGroupId.entrySet()) {
        String direction = entry.getKey();
        List<StopSequence> sequences = entry.getValue();
        Max<StopSequence> maxTripCount = new Max<StopSequence>();
        Counter<String> names = new Counter<String>();
        for (StopSequence sequence : sequences) {
            maxTripCount.add(sequence.getTripCount(), sequence);
            for (BlockTripEntry blockTrip : sequence.getTrips()) {
                TripEntry trip = blockTrip.getTrip();
                TripNarrative tripNarrative = _narrativeService.getTripForId(trip.getId());
                String headsign = tripNarrative.getTripHeadsign();
                if (headsign != null && headsign.length() > 0)
                    names.increment(headsign);
            }
        }
        String dName = names.getMax();
        RecursiveStats rs = new RecursiveStats();
        rs.maxTripCount = (long) maxTripCount.getMaxValue();
        exploreStopSequences(rs, sequenceStats, sequences, "");
        allNames.add(dName);
        directionToName.put(direction, dName);
        segments.put(direction, rs.longestSegment.getMaxElement());
    }
    if (allNames.size() < directionToName.size()) {
        for (Map.Entry<String, String> entry : directionToName.entrySet()) {
            String direction = entry.getKey();
            String name = entry.getValue();
            direction = direction.charAt(0) + direction.substring(1).toLowerCase();
            entry.setValue(name + " - " + direction);
        }
    }
    List<StopSequenceCollection> blocks = new ArrayList<StopSequenceCollection>();
    for (Map.Entry<String, String> entry : directionToName.entrySet()) {
        String direction = entry.getKey();
        String name = entry.getValue();
        List<StopSequence> patterns = sequencesByGroupId.get(direction);
        Segment segment = segments.get(direction);
        // System.out.println("  " + direction + " => " + name);
        StopSequenceCollection block = new StopSequenceCollection();
        if (segment.fromLat == 0.0)
            throw new IllegalStateException("what?");
        StopSequenceCollectionKey key = new StopSequenceCollectionKey(null, direction);
        block.setId(key);
        block.setPublicId(direction);
        block.setDescription(name);
        block.setStopSequences(patterns);
        block.setStartLat(segment.fromLat);
        block.setStartLon(segment.fromLon);
        block.setEndLat(segment.toLat);
        block.setEndLon(segment.toLon);
        blocks.add(block);
    }
    return blocks;
}