Examples with Index com.hazelcast.query.impl.Index used on opensource projects

Example 1 with Index

use of com.hazelcast.query.impl.Index in project hazelcast by hazelcast.

the class PostJoinMapOperation method addMapIndex.

public void addMapIndex(MapContainer mapContainer) {
    final Indexes indexes = mapContainer.getIndexes();
    if (indexes.hasIndex()) {
        MapIndexInfo mapIndexInfo = new MapIndexInfo(mapContainer.getName());
        for (Index index : indexes.getIndexes()) {
            mapIndexInfo.addIndexInfo(index.getAttributeName(), index.isOrdered());
        }
        indexInfoList.add(mapIndexInfo);
    }
}

Example 2 with Index

use of com.hazelcast.query.impl.Index in project hazelcast by hazelcast.

the class BetweenVisitor method findCandidatesAndGroupByAttribute.

/**
     * Find GreaterLessPredicates with equal flag set to true and group them by attribute name
     */
private InternalListMultiMap<String, GreaterLessPredicate> findCandidatesAndGroupByAttribute(Predicate[] predicates, Indexes indexService) {
    InternalListMultiMap<String, GreaterLessPredicate> candidates = null;
    for (Predicate predicate : predicates) {
        if (!(predicate instanceof GreaterLessPredicate)) {
            continue;
        }
        GreaterLessPredicate greaterLessPredicate = (GreaterLessPredicate) predicate;
        if (!(greaterLessPredicate.equal)) {
            continue;
        }
        String attributeName = greaterLessPredicate.attributeName;
        Index index = indexService.getIndex(attributeName);
        if (index == null || index.getConverter() == null) {
            continue;
        }
        candidates = addIntoCandidates(greaterLessPredicate, candidates);
    }
    return candidates;
}

Example 3 with Index

use of com.hazelcast.query.impl.Index in project hazelcast by hazelcast.

the class NotEqualPredicateTest method newMockContextWithIndex.

private QueryContext newMockContextWithIndex(String indexedFieldName) {
    QueryContext queryContext = mock(QueryContext.class);
    Index mockIndex = mock(Index.class);
    when(queryContext.getIndex(indexedFieldName)).thenReturn(mockIndex);
    return queryContext;
}

Example 4 with Index

use of com.hazelcast.query.impl.Index in project hazelcast by hazelcast.

the class PredicatesTest method testNotEqualsPredicateDoesNotUseIndex.

@Test
public void testNotEqualsPredicateDoesNotUseIndex() {
    Index dummyIndex = new IndexImpl("foo", false, ss, Extractors.empty());
    QueryContext mockQueryContext = mock(QueryContext.class);
    when(mockQueryContext.getIndex(anyString())).thenReturn(dummyIndex);
    NotEqualPredicate p = new NotEqualPredicate("foo", "bar");
    boolean indexed = p.isIndexed(mockQueryContext);
    assertFalse(indexed);
}

Example 5 with Index

use of com.hazelcast.query.impl.Index in project hazelcast by hazelcast.

the class AddIndexOperation method run.

@Override
public void run() throws Exception {
    Indexes indexes = mapContainer.getIndexes();
    Index index = indexes.addOrGetIndex(attributeName, ordered);
    final long now = getNow();
    final Iterator<Record> iterator = recordStore.iterator(now, false);
    SerializationService serializationService = getNodeEngine().getSerializationService();
    while (iterator.hasNext()) {
        final Record record = iterator.next();
        Data key = record.getKey();
        Object value = Records.getValueOrCachedValue(record, serializationService);
        QueryableEntry queryEntry = mapContainer.newQueryEntry(key, value);
        index.saveEntryIndex(queryEntry, null);
    }
}