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

Example 21 with Role

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

the class RelationshipAtom method validateRelationPlayers.

private Set<String> validateRelationPlayers(Rule rule) {
    Set<String> errors = new HashSet<>();
    getRelationPlayers().forEach(rp -> {
        VarPatternAdmin role = rp.getRole().orElse(null);
        if (role == null) {
            errors.add(ErrorMessage.VALIDATION_RULE_ILLEGAL_HEAD_RELATION_WITH_AMBIGUOUS_ROLE.getMessage(rule.getThen(), rule.getLabel()));
        } else {
            Label roleLabel = role.getTypeLabel().orElse(null);
            if (roleLabel == null) {
                errors.add(ErrorMessage.VALIDATION_RULE_ILLEGAL_HEAD_RELATION_WITH_AMBIGUOUS_ROLE.getMessage(rule.getThen(), rule.getLabel()));
            } else {
                if (Schema.MetaSchema.isMetaLabel(roleLabel)) {
                    errors.add(ErrorMessage.VALIDATION_RULE_ILLEGAL_HEAD_RELATION_WITH_AMBIGUOUS_ROLE.getMessage(rule.getThen(), rule.getLabel()));
                }
                Role roleType = tx().getRole(roleLabel.getValue());
                if (roleType != null && roleType.isImplicit()) {
                    errors.add(ErrorMessage.VALIDATION_RULE_ILLEGAL_HEAD_RELATION_WITH_IMPLICIT_ROLE.getMessage(rule.getThen(), rule.getLabel()));
                }
            }
        }
    });
    return errors;
}

Example 22 with Role

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

the class StatisticsTest method addSchemaAndEntities.

private void addSchemaAndEntities() throws InvalidKBException {
    try (GraknTx tx = session.open(GraknTxType.WRITE)) {
        EntityType entityType1 = tx.putEntityType(thing);
        EntityType entityType2 = tx.putEntityType(anotherThing);
        Entity entity1 = entityType1.addEntity();
        Entity entity2 = entityType1.addEntity();
        Entity entity3 = entityType1.addEntity();
        Entity entity4 = entityType2.addEntity();
        entityId1 = entity1.getId();
        entityId2 = entity2.getId();
        entityId3 = entity3.getId();
        entityId4 = entity4.getId();
        Role relation1 = tx.putRole("relation1");
        Role relation2 = tx.putRole("relation2");
        entityType1.plays(relation1).plays(relation2);
        entityType2.plays(relation1).plays(relation2);
        RelationshipType related = tx.putRelationshipType("related").relates(relation1).relates(relation2);
        related.addRelationship().addRolePlayer(relation1, entity1).addRolePlayer(relation2, entity2);
        related.addRelationship().addRolePlayer(relation1, entity2).addRolePlayer(relation2, entity3);
        related.addRelationship().addRolePlayer(relation1, entity2).addRolePlayer(relation2, entity4);
        AttributeType<Double> attribute1 = tx.putAttributeType(resourceType1, AttributeType.DataType.DOUBLE);
        AttributeType<Long> attribute2 = tx.putAttributeType(resourceType2, AttributeType.DataType.LONG);
        AttributeType<Long> attribute3 = tx.putAttributeType(resourceType3, AttributeType.DataType.LONG);
        AttributeType<String> attribute4 = tx.putAttributeType(resourceType4, AttributeType.DataType.STRING);
        AttributeType<Long> attribute5 = tx.putAttributeType(resourceType5, AttributeType.DataType.LONG);
        AttributeType<Double> attribute6 = tx.putAttributeType(resourceType6, AttributeType.DataType.DOUBLE);
        AttributeType<Double> attribute7 = tx.putAttributeType(resourceType7, AttributeType.DataType.DOUBLE);
        entityType1.attribute(attribute1);
        entityType1.attribute(attribute2);
        entityType1.attribute(attribute3);
        entityType1.attribute(attribute4);
        entityType1.attribute(attribute5);
        entityType1.attribute(attribute6);
        entityType1.attribute(attribute7);
        entityType2.attribute(attribute1);
        entityType2.attribute(attribute2);
        entityType2.attribute(attribute3);
        entityType2.attribute(attribute4);
        entityType2.attribute(attribute5);
        entityType2.attribute(attribute6);
        entityType2.attribute(attribute7);
        tx.commit();
    }
}

Example 23 with Role

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

the class StatisticsTest method addResourceRelations.

private void addResourceRelations() throws InvalidKBException {
    try (GraknTx graph = session.open(GraknTxType.WRITE)) {
        Entity entity1 = graph.getConcept(entityId1);
        Entity entity2 = graph.getConcept(entityId2);
        Entity entity3 = graph.getConcept(entityId3);
        Entity entity4 = graph.getConcept(entityId4);
        Role resourceOwner1 = graph.getSchemaConcept(Schema.ImplicitType.HAS_OWNER.getLabel(Label.of(resourceType1)));
        Role resourceOwner2 = graph.getSchemaConcept(Schema.ImplicitType.HAS_OWNER.getLabel(Label.of(resourceType2)));
        Role resourceOwner3 = graph.getSchemaConcept(Schema.ImplicitType.HAS_OWNER.getLabel(Label.of(resourceType3)));
        Role resourceOwner4 = graph.getSchemaConcept(Schema.ImplicitType.HAS_OWNER.getLabel(Label.of(resourceType4)));
        Role resourceOwner5 = graph.getSchemaConcept(Schema.ImplicitType.HAS_OWNER.getLabel(Label.of(resourceType5)));
        Role resourceOwner6 = graph.getSchemaConcept(Schema.ImplicitType.HAS_OWNER.getLabel(Label.of(resourceType6)));
        Role resourceValue1 = graph.getSchemaConcept(Schema.ImplicitType.HAS_VALUE.getLabel(Label.of(resourceType1)));
        Role resourceValue2 = graph.getSchemaConcept(Schema.ImplicitType.HAS_VALUE.getLabel(Label.of(resourceType2)));
        Role resourceValue3 = graph.getSchemaConcept(Schema.ImplicitType.HAS_VALUE.getLabel(Label.of(resourceType3)));
        Role resourceValue4 = graph.getSchemaConcept(Schema.ImplicitType.HAS_VALUE.getLabel(Label.of(resourceType4)));
        Role resourceValue5 = graph.getSchemaConcept(Schema.ImplicitType.HAS_VALUE.getLabel(Label.of(resourceType5)));
        Role resourceValue6 = graph.getSchemaConcept(Schema.ImplicitType.HAS_VALUE.getLabel(Label.of(resourceType6)));
        RelationshipType relationshipType1 = graph.getSchemaConcept(Schema.ImplicitType.HAS.getLabel(Label.of(resourceType1)));
        relationshipType1.addRelationship().addRolePlayer(resourceOwner1, entity1).addRolePlayer(resourceValue1, graph.<Double>getAttributeType(resourceType1).putAttribute(1.2));
        relationshipType1.addRelationship().addRolePlayer(resourceOwner1, entity1).addRolePlayer(resourceValue1, graph.<Double>getAttributeType(resourceType1).putAttribute(1.5));
        relationshipType1.addRelationship().addRolePlayer(resourceOwner1, entity3).addRolePlayer(resourceValue1, graph.<Double>getAttributeType(resourceType1).putAttribute(1.8));
        RelationshipType relationshipType2 = graph.getSchemaConcept(Schema.ImplicitType.HAS.getLabel(Label.of(resourceType2)));
        relationshipType2.addRelationship().addRolePlayer(resourceOwner2, entity1).addRolePlayer(resourceValue2, graph.<Long>getAttributeType(resourceType2).putAttribute(4L));
        relationshipType2.addRelationship().addRolePlayer(resourceOwner2, entity1).addRolePlayer(resourceValue2, graph.<Long>getAttributeType(resourceType2).putAttribute(-1L));
        relationshipType2.addRelationship().addRolePlayer(resourceOwner2, entity4).addRolePlayer(resourceValue2, graph.<Long>getAttributeType(resourceType2).putAttribute(0L));
        graph.<Long>getAttributeType(resourceType3).putAttribute(100L);
        RelationshipType relationshipType5 = graph.getSchemaConcept(Schema.ImplicitType.HAS.getLabel(Label.of(resourceType5)));
        relationshipType5.addRelationship().addRolePlayer(resourceOwner5, entity1).addRolePlayer(resourceValue5, graph.<Long>getAttributeType(resourceType5).putAttribute(-7L));
        relationshipType5.addRelationship().addRolePlayer(resourceOwner5, entity2).addRolePlayer(resourceValue5, graph.<Long>getAttributeType(resourceType5).putAttribute(-7L));
        relationshipType5.addRelationship().addRolePlayer(resourceOwner5, entity4).addRolePlayer(resourceValue5, graph.<Long>getAttributeType(resourceType5).putAttribute(-7L));
        RelationshipType relationshipType6 = graph.getSchemaConcept(Schema.ImplicitType.HAS.getLabel(Label.of(resourceType6)));
        relationshipType6.addRelationship().addRolePlayer(resourceOwner6, entity1).addRolePlayer(resourceValue6, graph.<Double>getAttributeType(resourceType6).putAttribute(7.5));
        relationshipType6.addRelationship().addRolePlayer(resourceOwner6, entity2).addRolePlayer(resourceValue6, graph.<Double>getAttributeType(resourceType6).putAttribute(7.5));
        relationshipType6.addRelationship().addRolePlayer(resourceOwner6, entity4).addRolePlayer(resourceValue6, graph.<Double>getAttributeType(resourceType6).putAttribute(7.5));
        // some resources in, but not connect them to any instances
        graph.<Double>getAttributeType(resourceType1).putAttribute(2.8);
        graph.<Long>getAttributeType(resourceType2).putAttribute(-5L);
        graph.<Long>getAttributeType(resourceType5).putAttribute(10L);
        graph.<Double>getAttributeType(resourceType6).putAttribute(0.8);
        graph.commit();
    }
}

Example 24 with Role

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

the class GraqlTest method testStatisticsMethods.

@Test
public void testStatisticsMethods() throws InvalidKBException {
    try (GraknTx graph = session.open(GraknTxType.WRITE)) {
        Label resourceTypeId = Label.of("my-resource");
        AttributeType<Long> resource = graph.putAttributeType(resourceTypeId, AttributeType.DataType.LONG);
        EntityType thingy = graph.putEntityType("thingy");
        thingy.attribute(resource);
        Entity theResourceOwner = thingy.addEntity();
        Role resourceOwner = graph.getRole(Schema.ImplicitType.HAS_OWNER.getLabel(resourceTypeId).getValue());
        Role resourceValue = graph.getRole(Schema.ImplicitType.HAS_VALUE.getLabel(resourceTypeId).getValue());
        RelationshipType relationshipType = graph.getRelationshipType(Schema.ImplicitType.HAS.getLabel(resourceTypeId).getValue());
        relationshipType.addRelationship().addRolePlayer(resourceOwner, theResourceOwner).addRolePlayer(resourceValue, resource.putAttribute(1L));
        relationshipType.addRelationship().addRolePlayer(resourceOwner, theResourceOwner).addRolePlayer(resourceValue, resource.putAttribute(2L));
        relationshipType.addRelationship().addRolePlayer(resourceOwner, theResourceOwner).addRolePlayer(resourceValue, resource.putAttribute(3L));
        graph.commit();
    }
    try (GraknTx graph = session.open(GraknTxType.WRITE)) {
        // use graql to compute various statistics
        Optional<? extends Number> result = graph.graql().<SumQuery>parse("compute sum of my-resource;").execute();
        assertEquals(Optional.of(6L), result);
        result = graph.graql().<MinQuery>parse("compute min of my-resource;").execute();
        assertEquals(Optional.of(1L), result);
        result = graph.graql().<MaxQuery>parse("compute max of my-resource;").execute();
        assertEquals(Optional.of(3L), result);
        result = graph.graql().<MeanQuery>parse("compute mean of my-resource;").execute();
        assert result.isPresent();
        assertEquals(2.0, (Double) result.get(), 0.1);
        result = graph.graql().<MedianQuery>parse("compute median of my-resource;").execute();
        assertEquals(Optional.of(2L), result);
    }
}

Example 25 with Role

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

the class AnalyticsTest method addSchemaAndEntities.

private void addSchemaAndEntities() throws InvalidKBException {
    try (GraknTx graph = session.open(GraknTxType.WRITE)) {
        EntityType entityType1 = graph.putEntityType(thingy);
        EntityType entityType2 = graph.putEntityType(anotherThing);
        Entity entity1 = entityType1.addEntity();
        Entity entity2 = entityType1.addEntity();
        Entity entity3 = entityType1.addEntity();
        Entity entity4 = entityType2.addEntity();
        entityId1 = entity1.getId().getValue();
        entityId2 = entity2.getId().getValue();
        entityId3 = entity3.getId().getValue();
        entityId4 = entity4.getId().getValue();
        Role role1 = graph.putRole("role1");
        Role role2 = graph.putRole("role2");
        entityType1.plays(role1).plays(role2);
        entityType2.plays(role1).plays(role2);
        RelationshipType relationshipType = graph.putRelationshipType(related).relates(role1).relates(role2);
        relationId12 = relationshipType.addRelationship().addRolePlayer(role1, entity1).addRolePlayer(role2, entity2).getId().getValue();
        relationId24 = relationshipType.addRelationship().addRolePlayer(role1, entity2).addRolePlayer(role2, entity4).getId().getValue();
        graph.commit();
    }
}