Examples with OWNS_ATT_NOT_AVAILABLE com.vaticle.typedb.core.common.exception.ErrorMessage.TypeWrite.OWNS_ATT_NOT_AVAILABLE used on opensource projects

Example 1 with OWNS_ATT_NOT_AVAILABLE

use of com.vaticle.typedb.core.common.exception.ErrorMessage.TypeWrite.OWNS_ATT_NOT_AVAILABLE in project grakn by graknlabs.

the class ThingTypeImpl method ownsAttribute.

private void ownsAttribute(AttributeTypeImpl attributeType) {
    validateIsNotDeleted();
    Forwardable<AttributeType, Order.Asc> owns = getSupertypes().filter(t -> !t.equals(this)).mergeMap(ThingType::getOwns, ASC);
    if (owns.findFirst(attributeType).isPresent()) {
        throw exception(TypeDBException.of(OWNS_ATT_NOT_AVAILABLE, attributeType.getLabel()));
    }
    TypeVertex attVertex = attributeType.vertex;
    TypeEdge keyEdge;
    if ((keyEdge = vertex.outs().edge(OWNS_KEY, attVertex)) != null)
        keyEdge.delete();
    vertex.outs().put(OWNS, attVertex);
}