Examples with IPartitionService com.hazelcast.internal.partition.IPartitionService used on opensource projects

Example 36 with IPartitionService

use of com.hazelcast.internal.partition.IPartitionService in project hazelcast by hazelcast.

the class Accessors method getAllIndexes.

/**
 * Obtains a list of {@link Indexes} for the given map local to the node
 * associated with it.
 * <p>
 * There may be more than one indexes instance associated with a map if its
 * indexes are partitioned.
 *
 * @param map the map to obtain the indexes for.
 * @return the obtained indexes list.
 */
public static List<Indexes> getAllIndexes(IMap map) {
    MapProxyImpl mapProxy = (MapProxyImpl) map;
    String mapName = mapProxy.getName();
    NodeEngine nodeEngine = mapProxy.getNodeEngine();
    IPartitionService partitionService = nodeEngine.getPartitionService();
    MapService mapService = nodeEngine.getService(MapService.SERVICE_NAME);
    MapServiceContext mapServiceContext = mapService.getMapServiceContext();
    MapContainer mapContainer = mapServiceContext.getMapContainer(mapName);
    Indexes maybeGlobalIndexes = mapContainer.getIndexes();
    if (maybeGlobalIndexes != null) {
        return Collections.singletonList(maybeGlobalIndexes);
    }
    PartitionContainer[] partitionContainers = mapServiceContext.getPartitionContainers();
    List<Indexes> allIndexes = new ArrayList<>();
    for (PartitionContainer partitionContainer : partitionContainers) {
        IPartition partition = partitionService.getPartition(partitionContainer.getPartitionId());
        if (!partition.isLocal()) {
            continue;
        }
        Indexes partitionIndexes = partitionContainer.getIndexes().get(mapName);
        if (partitionIndexes == null) {
            continue;
        }
        assert !partitionIndexes.isGlobal();
        allIndexes.add(partitionIndexes);
    }
    return allIndexes;
}