Examples with Thing ai.grakn.concept.Thing used on opensource projects

Example 31 with Thing

use of ai.grakn.concept.Thing in project grakn by graknlabs.

the class RemoteConceptsTest method whenCallingOwnerInstances_GetTheExpectedResult.

@Test
public void whenCallingOwnerInstances_GetTheExpectedResult() {
    Thing a = RemoteConcepts.createEntity(tx, A);
    Thing b = RemoteConcepts.createRelationship(tx, A);
    Thing c = RemoteConcepts.createAttribute(tx, A);
    mockConceptMethod(ConceptMethods.GET_OWNERS, Stream.of(a, b, c));
    assertThat(attribute.ownerInstances().collect(toSet()), containsInAnyOrder(a, b, c));
}

Example 32 with Thing

use of ai.grakn.concept.Thing in project grakn by graknlabs.

the class RemoteConceptsTest method whenCallingRolePlayersWithRoles_GetTheExpectedResult.

@Test
public void whenCallingRolePlayersWithRoles_GetTheExpectedResult() {
    Role foo = RemoteConcepts.createRole(tx, ConceptId.of("foo"));
    Role bar = RemoteConcepts.createRole(tx, ConceptId.of("bar"));
    Role baz = RemoteConcepts.createRole(tx, ConceptId.of("baz"));
    Thing a = RemoteConcepts.createEntity(tx, A);
    Thing b = RemoteConcepts.createRelationship(tx, B);
    Thing c = RemoteConcepts.createAttribute(tx, C);
    mockConceptMethod(ConceptMethods.getRolePlayersByRoles(foo, bar, baz), Stream.of(a, b, c));
    assertThat(relationship.rolePlayers(foo, bar, baz).collect(toSet()), containsInAnyOrder(a, b, c));
}

Example 33 with Thing

use of ai.grakn.concept.Thing in project grakn by graknlabs.

the class MatchTest method testLookupResourcesOnId.

@Test
public void testLookupResourcesOnId() {
    Thing godfather = movieKB.tx().getAttributeType("title").getAttribute("Godfather").owner();
    ConceptId id = godfather.getId();
    Match query = qb.match(var().id(id).has("title", x));
    assertThat(query, variable(x, contains(hasValue("Godfather"))));
}

Example 34 with Thing

use of ai.grakn.concept.Thing in project grakn by graknlabs.

the class ThingImpl method deleteAttribute.

@Override
public T deleteAttribute(Attribute attribute) {
    Role roleHasOwner = vertex().tx().getSchemaConcept(Schema.ImplicitType.HAS_OWNER.getLabel(attribute.type().getLabel()));
    Role roleKeyOwner = vertex().tx().getSchemaConcept(Schema.ImplicitType.KEY_OWNER.getLabel(attribute.type().getLabel()));
    Role roleHasValue = vertex().tx().getSchemaConcept(Schema.ImplicitType.HAS_VALUE.getLabel(attribute.type().getLabel()));
    Role roleKeyValue = vertex().tx().getSchemaConcept(Schema.ImplicitType.KEY_VALUE.getLabel(attribute.type().getLabel()));
    Stream<Relationship> relationships = relationships(filterNulls(roleHasOwner, roleKeyOwner));
    relationships.filter(relationship -> {
        Stream<Thing> rolePlayers = relationship.rolePlayers(filterNulls(roleHasValue, roleKeyValue));
        return rolePlayers.anyMatch(rolePlayer -> rolePlayer.equals(attribute));
    }).forEach(Concept::delete);
    return getThis();
}

Example 35 with Thing

use of ai.grakn.concept.Thing in project grakn by graknlabs.

the class MigratorTestUtils method getProperties.

public static Collection<Thing> getProperties(GraknTx graph, Thing thing, String label) {
    RelationshipType relation = graph.getRelationshipType(label);
    Set<Thing> things = new HashSet<>();
    relation.instances().filter(i -> i.rolePlayers().anyMatch(t -> t.equals(thing))).forEach(i -> i.rolePlayers().forEach(things::add));
    things.remove(thing);
    return things;
}