Examples with Primitive org.locationtech.geogig.osm.internal.history.Primitive used on opensource projects

Example 1 with Primitive

use of org.locationtech.geogig.osm.internal.history.Primitive in project GeoGig by boundlessgeo.

the class OSMHistoryImport method insertChanges.

/**
     * @param cli
     * @param changes
     * @param featureFilter
     * @throws IOException
     */
private long insertChanges(GeogigCLI cli, final Iterator<Change> changes, @Nullable Envelope featureFilter) throws IOException {
    final GeoGIG geogig = cli.getGeogig();
    final Repository repository = geogig.getRepository();
    final WorkingTree workTree = repository.workingTree();
    Map<Long, Coordinate> thisChangePointCache = new LinkedHashMap<Long, Coordinate>() {

        /** serialVersionUID */
        private static final long serialVersionUID = 1277795218777240552L;

        @Override
        protected boolean removeEldestEntry(Map.Entry<Long, Coordinate> eldest) {
            return size() == 10000;
        }
    };
    long cnt = 0;
    Set<String> deletes = Sets.newHashSet();
    Multimap<String, SimpleFeature> insertsByParent = HashMultimap.create();
    while (changes.hasNext()) {
        Change change = changes.next();
        final String featurePath = featurePath(change);
        if (featurePath == null) {
            // ignores relations
            continue;
        }
        final String parentPath = NodeRef.parentPath(featurePath);
        if (Change.Type.delete.equals(change.getType())) {
            cnt++;
            deletes.add(featurePath);
        } else {
            final Primitive primitive = change.getNode().isPresent() ? change.getNode().get() : change.getWay().get();
            final Geometry geom = parseGeometry(geogig, primitive, thisChangePointCache);
            if (geom instanceof Point) {
                thisChangePointCache.put(Long.valueOf(primitive.getId()), ((Point) geom).getCoordinate());
            }
            SimpleFeature feature = toFeature(primitive, geom);
            if (featureFilter == null || featureFilter.intersects((Envelope) feature.getBounds())) {
                insertsByParent.put(parentPath, feature);
                cnt++;
            }
        }
    }
    for (String parentPath : insertsByParent.keySet()) {
        Collection<SimpleFeature> features = insertsByParent.get(parentPath);
        if (features.isEmpty()) {
            continue;
        }
        Iterator<? extends Feature> iterator = features.iterator();
        ProgressListener listener = new DefaultProgressListener();
        List<org.locationtech.geogig.api.Node> insertedTarget = null;
        Integer collectionSize = Integer.valueOf(features.size());
        workTree.insert(parentPath, iterator, listener, insertedTarget, collectionSize);
    }
    if (!deletes.isEmpty()) {
        workTree.delete(deletes.iterator());
    }
    return cnt;
}