Examples with EventStorage org.apache.rya.indexing.geotemporal.storage.EventStorage used on opensource projects

Example 11 with EventStorage

use of org.apache.rya.indexing.geotemporal.storage.EventStorage in project incubator-rya by apache.

the class MongoEventStorageIT method delete_nonExisting.

@Test
public void delete_nonExisting() throws Exception {
    // Delete an Event that has not been created.
    final EventStorage storage = new MongoEventStorage(super.getMongoClient(), RYA_INSTANCE_NAME);
    final boolean deleted = storage.delete(new RyaURI("urn:event/003"));
    // Verify no document was deleted.
    assertFalse(deleted);
}

Example 12 with EventStorage

use of org.apache.rya.indexing.geotemporal.storage.EventStorage in project incubator-rya by apache.

the class MongoEventStorageIT method update.

@Test
public void update() throws Exception {
    final EventStorage storage = new MongoEventStorage(super.getMongoClient(), RYA_INSTANCE_NAME);
    final Geometry geo = GF.createPoint(new Coordinate(10, 10));
    TemporalInstant instant = new TemporalInstantRfc3339(DateTime.now());
    // An Event that will be stored.
    final Event event = Event.builder().setSubject(new RyaURI("urn:event/004")).setGeometry(geo).setTemporalInstant(instant).build();
    storage.create(event);
    // Show Alice was stored.
    Optional<Event> latest = storage.get(new RyaURI("urn:event/004"));
    assertEquals(event, latest.get());
    instant = new TemporalInstantRfc3339(DateTime.now());
    // Change Alice's eye color to brown.
    final Event updated = Event.builder(event).setTemporalInstant(instant).build();
    storage.update(event, updated);
    // Fetch the Alice object and ensure it has the new value.
    latest = storage.get(new RyaURI("urn:event/004"));
    assertEquals(updated, latest.get());
}

Example 13 with EventStorage

use of org.apache.rya.indexing.geotemporal.storage.EventStorage in project incubator-rya by apache.

the class EventQueryNode2IT method evaluate_constantSubject.

@Test
public void evaluate_constantSubject() throws Exception {
    final EventStorage storage = new MongoEventStorage(super.getMongoClient(), "testDB");
    RyaURI subject = new RyaURI("urn:event-1111");
    final Geometry geo = GF.createPoint(new Coordinate(1, 1));
    final TemporalInstant temp = new TemporalInstantRfc3339(2015, 12, 30, 12, 00, 0);
    final Event event = Event.builder().setSubject(subject).setGeometry(geo).setTemporalInstant(temp).build();
    subject = new RyaURI("urn:event-2222");
    final Event otherEvent = Event.builder().setSubject(subject).setGeometry(geo).setTemporalInstant(temp).build();
    storage.create(event);
    storage.create(otherEvent);
    final String query = "PREFIX time: <http://www.w3.org/2006/time#> \n" + "PREFIX tempo: <tag:rya-rdf.org,2015:temporal#> \n" + "PREFIX geo: <http://www.opengis.net/ont/geosparql#>" + "PREFIX geof: <http://www.opengis.net/def/function/geosparql/>" + "SELECT ?event ?time ?point ?wkt " + "WHERE { " + "  <urn:event-1111> time:atTime ?time . " + "  <urn:event-1111> geo:asWKT ?wkt . " + "  FILTER(geof:sfWithin(?wkt, \"POLYGON((-3 -2, -3 2, 1 2, 1 -2, -3 -2))\"^^geo:wktLiteral)) " + "  FILTER(tempo:equals(?time, \"" + temp.toString() + "\")) " + "}";
    final EventQueryNode node = buildNode(storage, query);
    final CloseableIteration<BindingSet, QueryEvaluationException> rez = node.evaluate(new MapBindingSet());
    final MapBindingSet expected = new MapBindingSet();
    expected.addBinding("wkt", VF.createLiteral("POINT (1 1)"));
    expected.addBinding("time", VF.createLiteral(temp.toString()));
    int count = 0;
    assertTrue(rez.hasNext());
    while (rez.hasNext()) {
        assertEquals(expected, rez.next());
        count++;
    }
    assertEquals(1, count);
}

Example 14 with EventStorage

use of org.apache.rya.indexing.geotemporal.storage.EventStorage in project incubator-rya by apache.

the class EventQueryNode2IT method evaluate_variableSubject_existingBindingset.

@Test
public void evaluate_variableSubject_existingBindingset() throws Exception {
    final EventStorage storage = new MongoEventStorage(super.getMongoClient(), "testDB");
    RyaURI subject = new RyaURI("urn:event-1111");
    Geometry geo = GF.createPoint(new Coordinate(1, 1));
    final TemporalInstant temp = new TemporalInstantRfc3339(2015, 12, 30, 12, 00, 0);
    final Event event = Event.builder().setSubject(subject).setGeometry(geo).setTemporalInstant(temp).build();
    subject = new RyaURI("urn:event-2222");
    geo = GF.createPoint(new Coordinate(-1, -1));
    final Event otherEvent = Event.builder().setSubject(subject).setGeometry(geo).setTemporalInstant(temp).build();
    storage.create(event);
    storage.create(otherEvent);
    final String query = "PREFIX time: <http://www.w3.org/2006/time#> \n" + "PREFIX tempo: <tag:rya-rdf.org,2015:temporal#> \n" + "PREFIX geo: <http://www.opengis.net/ont/geosparql#>" + "PREFIX geof: <http://www.opengis.net/def/function/geosparql/>" + "SELECT ?event ?time ?point ?wkt " + "WHERE { " + "  ?event time:atTime ?time . " + "  ?event geo:asWKT ?wkt . " + "  FILTER(geof:sfWithin(?wkt, \"POLYGON((-3 -2, -3 2, 1 2, 1 -2, -3 -2))\"^^geo:wktLiteral)) " + "  FILTER(tempo:equals(?time, \"2015-12-30T12:00:00Z\")) " + "}";
    final EventQueryNode node = buildNode(storage, query);
    final MapBindingSet existingBindings = new MapBindingSet();
    existingBindings.addBinding("event", VF.createURI("urn:event-2222"));
    final CloseableIteration<BindingSet, QueryEvaluationException> rez = node.evaluate(existingBindings);
    final MapBindingSet expected = new MapBindingSet();
    expected.addBinding("wkt", VF.createLiteral("POINT (-1 -1)"));
    expected.addBinding("time", VF.createLiteral(new TemporalInstantRfc3339(2015, 12, 30, 12, 00, 0).toString()));
    final List<BindingSet> actual = new ArrayList<>();
    while (rez.hasNext()) {
        actual.add(rez.next());
    }
    assertEquals(1, actual.size());
    assertEquals(expected, actual.get(0));
}

Example 15 with EventStorage

use of org.apache.rya.indexing.geotemporal.storage.EventStorage in project incubator-rya by apache.

the class MongoGeoTemporalIndexer method deleteStatement.

@Override
public void deleteStatement(final RyaStatement statement) throws IOException {
    requireNonNull(statement);
    final RyaURI subject = statement.getSubject();
    try {
        final EventStorage eventStore = events.get();
        checkState(events != null, "Must set this indexers configuration before storing statements.");
        new EventUpdater(eventStore).update(subject, old -> {
            final Event.Builder updated;
            if (!old.isPresent()) {
                return Optional.empty();
            } else {
                updated = Event.builder(old.get());
            }
            final Event currentEvent = updated.build();
            final URI pred = statement.getObject().getDataType();
            if ((pred.equals(GeoConstants.GEO_AS_WKT) || pred.equals(GeoConstants.GEO_AS_GML) || pred.equals(GeoConstants.XMLSCHEMA_OGC_WKT) || pred.equals(GeoConstants.XMLSCHEMA_OGC_GML)) && currentEvent.getGeometry().isPresent()) {
                // is geo and needs to be removed.
                try {
                    if (currentEvent.getGeometry().get().equals(GeoParseUtils.getGeometry(RyaToRdfConversions.convertStatement(statement), new GmlParser()))) {
                        updated.setGeometry(null);
                    }
                } catch (final Exception e) {
                    LOG.debug("Unable to parse the stored geometry.");
                }
            } else {
                // is time
                final String dateTime = statement.getObject().getData();
                final Matcher matcher = TemporalInstantRfc3339.PATTERN.matcher(dateTime);
                if (matcher.find()) {
                    final TemporalInterval interval = TemporalInstantRfc3339.parseInterval(dateTime);
                    if (currentEvent.getInterval().get().equals(interval)) {
                        updated.setTemporalInterval(null);
                    }
                } else {
                    final TemporalInstant instant = new TemporalInstantRfc3339(DateTime.parse(dateTime));
                    if (currentEvent.getInstant().get().equals(instant)) {
                        updated.setTemporalInstant(null);
                    }
                }
            }
            return Optional.of(updated.build());
        });
    } catch (final IndexingException e) {
        throw new IOException("Failed to update the Entity index.", e);
    }
}