Examples with PartitionContainer com.hazelcast.map.impl.PartitionContainer used on opensource projects

Example 11 with PartitionContainer

use of com.hazelcast.map.impl.PartitionContainer in project hazelcast by hazelcast.

the class PartitionScanRunner method run.

@SuppressWarnings("unchecked")
public Collection<QueryableEntry> run(String mapName, Predicate predicate, int partitionId) {
    PagingPredicate pagingPredicate = predicate instanceof PagingPredicate ? (PagingPredicate) predicate : null;
    List<QueryableEntry> resultList = new LinkedList<QueryableEntry>();
    PartitionContainer partitionContainer = mapServiceContext.getPartitionContainer(partitionId);
    MapContainer mapContainer = mapServiceContext.getMapContainer(mapName);
    Iterator<Record> iterator = partitionContainer.getRecordStore(mapName).loadAwareIterator(getNow(), false);
    Map.Entry<Integer, Map.Entry> nearestAnchorEntry = getNearestAnchorEntry(pagingPredicate);
    boolean useCachedValues = isUseCachedDeserializedValuesEnabled(mapContainer);
    Extractors extractors = mapServiceContext.getExtractors(mapName);
    while (iterator.hasNext()) {
        Record record = iterator.next();
        Data key = (Data) toData(record.getKey());
        Object value = toData(useCachedValues ? Records.getValueOrCachedValue(record, serializationService) : record.getValue());
        if (value == null) {
            continue;
        }
        //we want to always use CachedQueryEntry as these are short-living objects anyway
        QueryableEntry queryEntry = new CachedQueryEntry(serializationService, key, value, extractors);
        if (predicate.apply(queryEntry) && compareAnchor(pagingPredicate, queryEntry, nearestAnchorEntry)) {
            resultList.add(queryEntry);
        }
    }
    return getSortedSubList(resultList, pagingPredicate, nearestAnchorEntry);
}