Examples with HasContainer org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer used on opensource projects

Example 1 with HasContainer

use of org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer in project titan by thinkaurelius.

the class TitanPropertiesStep method makeQuery.

private <Q extends BaseVertexQuery> Q makeQuery(Q query) {
    String[] keys = getPropertyKeys();
    query.keys(keys);
    for (HasContainer condition : hasContainers) {
        query.has(condition.getKey(), TitanPredicate.Converter.convert(condition.getBiPredicate()), condition.getValue());
    }
    for (OrderEntry order : orders) query.orderBy(order.key, order.order);
    if (limit != BaseQuery.NO_LIMIT)
        query.limit(limit);
    ((BasicVertexCentricQueryBuilder) query).profiler(queryProfiler);
    return query;
}

Example 2 with HasContainer

use of org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer in project janusgraph by JanusGraph.

the class HasStepFolder method foldInIds.

static void foldInIds(final HasStepFolder janusgraphStep, final Traversal.Admin<?, ?> traversal) {
    Step<?, ?> currentStep = janusgraphStep.getNextStep();
    while (true) {
        if (currentStep instanceof HasContainerHolder) {
            final HasContainerHolder hasContainerHolder = (HasContainerHolder) currentStep;
            final GraphStep graphStep = (GraphStep) janusgraphStep;
            // HasContainer collection that we get back is immutable so we keep track of which containers
            // need to be deleted after they've been folded into the JanusGraphStep and then remove them from their
            // step using HasContainer.removeHasContainer
            final List<HasContainer> removableHasContainers = new ArrayList<>();
            final Set<String> stepLabels = currentStep.getLabels();
            hasContainerHolder.getHasContainers().forEach(hasContainer -> {
                if (GraphStep.processHasContainerIds(graphStep, hasContainer)) {
                    stepLabels.forEach(janusgraphStep::addLabel);
                    // this has container is no longer needed because its ids will be folded into the JanusGraphStep
                    removableHasContainers.add(hasContainer);
                }
            });
            if (!removableHasContainers.isEmpty()) {
                removableHasContainers.forEach(hasContainerHolder::removeHasContainer);
            }
            // if all has containers have been removed, the current step can be removed
            if (hasContainerHolder.getHasContainers().isEmpty()) {
                traversal.removeStep(currentStep);
            }
        } else if (currentStep instanceof IdentityStep) {
        // do nothing, has no impact
        } else if (currentStep instanceof NoOpBarrierStep) {
        // do nothing, has no impact
        } else {
            break;
        }
        currentStep = currentStep.getNextStep();
    }
}

Example 3 with HasContainer

use of org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer in project janusgraph by JanusGraph.

the class JanusGraphPropertiesStep method makeQuery.

private <Q extends BaseVertexQuery> Q makeQuery(Q query) {
    String[] keys = getPropertyKeys();
    query.keys(keys);
    for (HasContainer condition : hasContainers) {
        query.has(condition.getKey(), JanusGraphPredicate.Converter.convert(condition.getBiPredicate()), condition.getValue());
    }
    for (OrderEntry order : orders) query.orderBy(order.key, order.order);
    if (limit != BaseQuery.NO_LIMIT)
        query.limit(limit);
    ((BasicVertexCentricQueryBuilder) query).profiler(queryProfiler);
    return query;
}

Example 4 with HasContainer

use of org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer in project janusgraph by JanusGraph.

the class JanusGraphVertexStep method makeQuery.

public <Q extends BaseVertexQuery> Q makeQuery(Q query) {
    query.labels(getEdgeLabels());
    query.direction(getDirection());
    for (HasContainer condition : hasContainers) {
        query.has(condition.getKey(), JanusGraphPredicate.Converter.convert(condition.getBiPredicate()), condition.getValue());
    }
    for (OrderEntry order : orders) query.orderBy(order.key, order.order);
    if (limit != BaseQuery.NO_LIMIT)
        query.limit(limit);
    ((BasicVertexCentricQueryBuilder) query).profiler(queryProfiler);
    return query;
}

Example 5 with HasContainer

use of org.apache.tinkerpop.gremlin.process.traversal.step.util.HasContainer in project unipop by unipop-graph.

the class IndexPropertySchema method toPredicates.

@Override
public PredicatesHolder toPredicates(PredicatesHolder predicatesHolder) {
    if (predicatesHolder.getClause().equals(PredicatesHolder.Clause.Abort))
        return null;
    Set<Object> values = schema.getValues(predicatesHolder);
    Set<String> indices = values.size() > 0 ? values.stream().map(Object::toString).collect(Collectors.toSet()) : Collections.singleton(defaultIndex);
    return PredicatesHolderFactory.predicate(new HasContainer(getKey(), P.within(indices)));
}