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

Example 26 with AttributeType

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

the class AttributeTypeTest method whenCreatingAResourceTypeOfTypeDate_EnsureTheTimeZoneIsSetTOADefaultAndDoesNotAffectRetreival.

@Test
public void whenCreatingAResourceTypeOfTypeDate_EnsureTheTimeZoneIsSetTOADefaultAndDoesNotAffectRetreival() {
    // offset the time to GMT-8
    TimeZone.setDefault(TimeZone.getTimeZone("GMT-8"));
    // get the local time (without timezone)
    LocalDateTime rightNow = LocalDateTime.now();
    // now add the timezone to the graph
    try (GraknSession session = Grakn.session(Grakn.IN_MEMORY, "somethingmorerandom")) {
        try (GraknTx graph = session.open(GraknTxType.WRITE)) {
            AttributeType<LocalDateTime> aTime = graph.putAttributeType("aTime", AttributeType.DataType.DATE);
            aTime.putAttribute(rightNow);
            graph.commit();
        }
    }
    // offset the time to GMT where the colleague is working
    TimeZone.setDefault(TimeZone.getTimeZone("GMT"));
    // the colleague extracts the LocalTime which should be the same
    try (GraknSession session = Grakn.session(Grakn.IN_MEMORY, "somethingmorerandom")) {
        try (GraknTx graph = session.open(GraknTxType.WRITE)) {
            AttributeType aTime = graph.getAttributeType("aTime");
            LocalDateTime databaseTime = (LocalDateTime) ((Attribute) aTime.instances().iterator().next()).getValue();
            // localTime should not have changed as it should not be sensitive to timezone
            assertEquals(rightNow, databaseTime);
        }
    }
}

Example 27 with AttributeType

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

the class InstanceMapper method isHasResourceResource.

/**
 * Check if the given {@link Attribute} conforms to the has syntax and structural requirements
 * @param attribute {@link Attribute} to check
 * @return true if the {@link Attribute} is target of has relation
 */
private static boolean isHasResourceResource(Attribute attribute) {
    AttributeType attributeType = attribute.type();
    // TODO: Make sure this is tested
    boolean plays = attributeType.plays().map(Role::getLabel).allMatch(c -> c.equals(HAS_VALUE.getLabel(attributeType.getLabel())));
    return attribute.ownerInstances().findAny().isPresent() && plays;
}