Example usage for com.mongodb QueryBuilder start

Introduction

In this page you can find the example usage for com.mongodb QueryBuilder start.

Prototype

public static QueryBuilder start(final String key)

Source Link

Document

Creates a new query with a document key

Usage

From source file:org.apache.rya.indexing.geotemporal.mongo.GeoTemporalMongoDBStorageStrategy.java

License:Apache License

private DBObject getTemporalObject(final TemporalInterval interval, final TemporalPolicy policy) {
    final DBObject temporalObj;
    switch (policy) {
    case INSTANT_AFTER_INTERVAL:
        temporalObj = QueryBuilder.start(INSTANT).greaterThan(interval.getHasEnd().getAsDateTime().toDate())
                .get();//from www. j  a  v  a 2s .  co  m
        break;
    case INSTANT_BEFORE_INTERVAL:
        temporalObj = QueryBuilder.start(INSTANT).lessThan(interval.getHasBeginning().getAsDateTime().toDate())
                .get();
        break;
    case INSTANT_END_INTERVAL:
        temporalObj = QueryBuilder.start(INSTANT).is(interval.getHasEnd().getAsDateTime().toDate()).get();
        break;
    case INSTANT_IN_INTERVAL:
        temporalObj = QueryBuilder.start(INSTANT)
                .greaterThan(interval.getHasBeginning().getAsDateTime().toDate())
                .lessThan(interval.getHasEnd().getAsDateTime().toDate()).get();
        break;
    case INSTANT_START_INTERVAL:
        temporalObj = QueryBuilder.start(INSTANT).is(interval.getHasBeginning().getAsDateTime().toDate()).get();
        break;
    case INTERVAL_AFTER:
        temporalObj = QueryBuilder.start(INTERVAL_START)
                .greaterThan(interval.getHasEnd().getAsDateTime().toDate()).get();
        break;
    case INTERVAL_BEFORE:
        temporalObj = QueryBuilder.start(INTERVAL_END)
                .lessThan(interval.getHasBeginning().getAsDateTime().toDate()).get();
        break;
    case INTERVAL_EQUALS:
        temporalObj = QueryBuilder.start(INTERVAL_START).is(interval.getHasBeginning().getAsDateTime().toDate())
                .and(INTERVAL_END).is(interval.getHasEnd().getAsDateTime().toDate()).get();
        break;
    default:
        temporalObj = new BasicDBObject();
    }
    return temporalObj;
}

From source file:org.apache.rya.indexing.mongodb.temporal.MongoTemporalIndexer.java

License:Apache License

@Override
public CloseableIteration<Statement, QueryEvaluationException> queryInstantEqualsInstant(
        final TemporalInstant queryInstant, final StatementConstraints constraints)
        throws QueryEvaluationException {
    final QueryBuilder qb = QueryBuilder.start(INSTANT).is(queryInstant.getAsDateTime().toDate());
    return withConstraints(constraints, qb.get());
}

From source file:org.apache.rya.indexing.mongodb.temporal.MongoTemporalIndexer.java

License:Apache License

@Override
public CloseableIteration<Statement, QueryEvaluationException> queryInstantBeforeInstant(
        final TemporalInstant queryInstant, final StatementConstraints constraints)
        throws QueryEvaluationException {
    final QueryBuilder qb = QueryBuilder.start(INSTANT).lessThan(queryInstant.getAsDateTime().toDate());
    return withConstraints(constraints, qb.get());
}

From source file:org.apache.rya.indexing.mongodb.temporal.MongoTemporalIndexer.java

License:Apache License

@Override
public CloseableIteration<Statement, QueryEvaluationException> queryInstantAfterInstant(
        final TemporalInstant queryInstant, final StatementConstraints constraints)
        throws QueryEvaluationException {
    final QueryBuilder qb = QueryBuilder.start(INSTANT).greaterThan(queryInstant.getAsDateTime().toDate());
    return withConstraints(constraints, qb.get());
}

From source file:org.apache.rya.indexing.mongodb.temporal.MongoTemporalIndexer.java

License:Apache License

@Override
public CloseableIteration<Statement, QueryEvaluationException> queryInstantBeforeInterval(
        final TemporalInterval givenInterval, final StatementConstraints constraints)
        throws QueryEvaluationException {
    final QueryBuilder qb = QueryBuilder.start(INSTANT)
            .lessThan(givenInterval.getHasBeginning().getAsDateTime().toDate());
    return withConstraints(constraints, qb.get());
}

From source file:org.apache.rya.indexing.mongodb.temporal.MongoTemporalIndexer.java

License:Apache License

@Override
public CloseableIteration<Statement, QueryEvaluationException> queryInstantInsideInterval(
        final TemporalInterval givenInterval, final StatementConstraints constraints)
        throws QueryEvaluationException {
    final QueryBuilder qb = QueryBuilder.start(INSTANT)
            .greaterThan(givenInterval.getHasBeginning().getAsDateTime().toDate())
            .lessThan(givenInterval.getHasEnd().getAsDateTime().toDate());
    return withConstraints(constraints, qb.get());
}

From source file:org.apache.rya.indexing.mongodb.temporal.MongoTemporalIndexer.java

License:Apache License

@Override
public CloseableIteration<Statement, QueryEvaluationException> queryIntervalEquals(final TemporalInterval query,
        final StatementConstraints constraints) throws QueryEvaluationException {
    final QueryBuilder qb = QueryBuilder.start(INTERVAL_START)
            .is(query.getHasBeginning().getAsDateTime().toDate()).and(INTERVAL_END)
            .is(query.getHasEnd().getAsDateTime().toDate());
    return withConstraints(constraints, qb.get());
}

From source file:org.apache.rya.indexing.mongodb.temporal.MongoTemporalIndexer.java

License:Apache License

@Override
public CloseableIteration<Statement, QueryEvaluationException> queryIntervalBefore(final TemporalInterval query,
        final StatementConstraints constraints) throws QueryEvaluationException {
    final QueryBuilder qb = QueryBuilder.start(INTERVAL_END)
            .lessThan(query.getHasBeginning().getAsDateTime().toDate());
    return withConstraints(constraints, qb.get());
}

From source file:org.apache.rya.indexing.mongodb.temporal.MongoTemporalIndexer.java

License:Apache License

@Override
public CloseableIteration<Statement, QueryEvaluationException> queryIntervalAfter(final TemporalInterval query,
        final StatementConstraints constraints) throws QueryEvaluationException {
    final QueryBuilder qb = QueryBuilder.start(INTERVAL_START)
            .greaterThan(query.getHasEnd().getAsDateTime().toDate());
    return withConstraints(constraints, qb.get());
}

From source file:org.apache.sling.mongodb.impl.MongoDBResourceProvider.java

License:Apache License

/**
 * TODO - we should handle delete different and not put all child resources into the
 * deleted set.//from  www.  ja  v a  2  s  . c om
 * Instead when getting resources, the parents of the resource should be checked
 * first.
 * This minimizes concurrency issues.
 * @see org.apache.sling.api.resource.ModifyingResourceProvider#delete(org.apache.sling.api.resource.ResourceResolver, java.lang.String)
 */
public void delete(final ResourceResolver resolver, final String path) throws PersistenceException {
    final String[] info = this.extractResourceInfo(path);
    if (info != null) {
        boolean deletedResource = false;
        if (!deletedResources.contains(path)) {
            final Resource rsrc = this.getResource(resolver, path, info);
            if (rsrc instanceof MongoDBResource) {
                this.deletedResources.add(path);
                this.changedResources.remove(path);

                final DBCollection col = this.getCollection(info[0]);
                final String pattern = "^" + Pattern.quote(info[1]) + "/";

                final DBObject query = QueryBuilder.start(getPROP_PATH()).regex(Pattern.compile(pattern)).get();
                final DBCursor cur = col.find(query);
                while (cur.hasNext()) {
                    final DBObject dbObj = cur.next();
                    final String childPath = info[0] + '/' + dbObj.get(getPROP_PATH());
                    this.deletedResources.add(childPath);
                    this.changedResources.remove(childPath);
                }
                deletedResource = true;
            }
        } else {
            deletedResource = true;
        }
        if (deletedResource) {
            final String prefix = path + "/";
            final Iterator<Map.Entry<String, MongoDBResource>> i = this.changedResources.entrySet().iterator();
            while (i.hasNext()) {
                final Map.Entry<String, MongoDBResource> entry = i.next();
                if (entry.getKey().startsWith(prefix)) {
                    i.remove();
                }
            }
            return;
        }

    }
    throw new PersistenceException("Unable to delete resource at {}" + path, null, path, null);
}