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

Example 16 with RelationshipType

use of ai.grakn.concept.RelationshipType 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 17 with RelationshipType

use of ai.grakn.concept.RelationshipType 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();
    }
}

Example 18 with RelationshipType

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

the class AnalyticsTest method testNullResourceDoesNotBreakAnalytics.

@Test
public void testNullResourceDoesNotBreakAnalytics() throws InvalidKBException {
    try (GraknTx graph = session.open(GraknTxType.WRITE)) {
        // make slightly odd graph
        Label resourceTypeId = Label.of("degree");
        EntityType thingy = graph.putEntityType("thingy");
        AttributeType<Long> attribute = graph.putAttributeType(resourceTypeId, AttributeType.DataType.LONG);
        thingy.attribute(attribute);
        Role degreeOwner = graph.getRole(Schema.ImplicitType.HAS_OWNER.getLabel(resourceTypeId).getValue());
        Role degreeValue = graph.getRole(Schema.ImplicitType.HAS_VALUE.getLabel(resourceTypeId).getValue());
        RelationshipType relationshipType = graph.putRelationshipType(Schema.ImplicitType.HAS.getLabel(resourceTypeId)).relates(degreeOwner).relates(degreeValue);
        thingy.plays(degreeOwner);
        Entity thisThing = thingy.addEntity();
        relationshipType.addRelationship().addRolePlayer(degreeOwner, thisThing);
        graph.commit();
    }
    // the null role-player caused analytics to fail at some stage
    try (GraknTx graph = session.open(GraknTxType.READ)) {
        graph.graql().compute().centrality().usingDegree().execute();
    } catch (RuntimeException e) {
        e.printStackTrace();
        fail();
    }
}

Example 19 with RelationshipType

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

the class CorenessTest method testDisconnectedCores.

@Test
public void testDisconnectedCores() {
    try (GraknTx graph = session.open(GraknTxType.WRITE)) {
        EntityType entityType1 = graph.putEntityType(thing);
        EntityType entityType2 = graph.putEntityType(anotherThing);
        Role role1 = graph.putRole("role1");
        Role role2 = graph.putRole("role2");
        RelationshipType relationshipType1 = graph.putRelationshipType(related).relates(role1).relates(role2);
        Role role3 = graph.putRole("role3");
        Role role4 = graph.putRole("role4");
        RelationshipType relationshipType2 = graph.putRelationshipType(veryRelated).relates(role3).relates(role4);
        entityType1.plays(role1).plays(role2).plays(role3).plays(role4);
        entityType2.plays(role1).plays(role2).plays(role3).plays(role4);
        Entity entity0 = entityType1.addEntity();
        Entity entity1 = entityType1.addEntity();
        Entity entity2 = entityType1.addEntity();
        Entity entity3 = entityType1.addEntity();
        Entity entity4 = entityType1.addEntity();
        Entity entity5 = entityType1.addEntity();
        Entity entity6 = entityType1.addEntity();
        Entity entity7 = entityType1.addEntity();
        Entity entity8 = entityType1.addEntity();
        relationshipType1.addRelationship().addRolePlayer(role1, entity1).addRolePlayer(role2, entity2);
        relationshipType1.addRelationship().addRolePlayer(role1, entity2).addRolePlayer(role2, entity3);
        relationshipType1.addRelationship().addRolePlayer(role1, entity3).addRolePlayer(role2, entity4);
        relationshipType1.addRelationship().addRolePlayer(role1, entity1).addRolePlayer(role2, entity3);
        relationshipType1.addRelationship().addRolePlayer(role1, entity1).addRolePlayer(role2, entity4);
        relationshipType1.addRelationship().addRolePlayer(role1, entity2).addRolePlayer(role2, entity4);
        relationshipType1.addRelationship().addRolePlayer(role1, entity5).addRolePlayer(role2, entity6);
        relationshipType2.addRelationship().addRolePlayer(role3, entity5).addRolePlayer(role4, entity7);
        relationshipType2.addRelationship().addRolePlayer(role3, entity5).addRolePlayer(role4, entity8);
        relationshipType2.addRelationship().addRolePlayer(role3, entity6).addRolePlayer(role4, entity7);
        relationshipType2.addRelationship().addRolePlayer(role3, entity6).addRolePlayer(role4, entity8);
        relationshipType2.addRelationship().addRolePlayer(role3, entity7).addRolePlayer(role4, entity8);
        relationshipType1.addRelationship().addRolePlayer(role1, entity0).addRolePlayer(role2, entity1);
        relationshipType1.addRelationship().addRolePlayer(role1, entity0).addRolePlayer(role2, entity8);
        graph.commit();
    }
    Map<Long, Set<String>> result;
    try (GraknTx graph = session.open(GraknTxType.READ)) {
        result = graph.graql().compute().centrality().usingKCore().execute();
        assertEquals(2, result.size());
        assertEquals(8, result.get(3L).size());
        assertEquals(1, result.get(2L).size());
        result = graph.graql().compute().centrality().usingKCore().minK(3L).execute();
        assertEquals(1, result.size());
        assertEquals(8, result.get(3L).size());
    }
}

Example 20 with RelationshipType

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

the class DegreeTest method testDegreesSimple.

@Test
public void testDegreesSimple() {
    // create instances
    EntityType thingy = tx.putEntityType("thingy");
    EntityType anotherThing = tx.putEntityType("another");
    ConceptId entity1 = thingy.addEntity().getId();
    ConceptId entity2 = thingy.addEntity().getId();
    ConceptId entity3 = thingy.addEntity().getId();
    ConceptId entity4 = anotherThing.addEntity().getId();
    Role role1 = tx.putRole("role1");
    Role role2 = tx.putRole("role2");
    thingy.plays(role1).plays(role2);
    anotherThing.plays(role1).plays(role2);
    RelationshipType related = tx.putRelationshipType("related").relates(role1).relates(role2);
    // relate them
    related.addRelationship().addRolePlayer(role1, tx.getConcept(entity1)).addRolePlayer(role2, tx.getConcept(entity2));
    related.addRelationship().addRolePlayer(role1, tx.getConcept(entity2)).addRolePlayer(role2, tx.getConcept(entity3));
    related.addRelationship().addRolePlayer(role1, tx.getConcept(entity2)).addRolePlayer(role2, tx.getConcept(entity4));
    tx.commit();
    tx = session.open(GraknTxType.READ);
    Map<ConceptId, Long> correctDegrees = new HashMap<>();
    correctDegrees.put(entity1, 1L);
    correctDegrees.put(entity2, 3L);
    correctDegrees.put(entity3, 1L);
    correctDegrees.put(entity4, 1L);
    // compute degrees
    List<Long> list = new ArrayList<>(4);
    long workerNumber = 4L;
    if (GraknTestUtil.usingTinker())
        workerNumber = 1L;
    for (long i = 0L; i < workerNumber; i++) {
        list.add(i);
    }
    tx.close();
    Set<Map<Long, Set<String>>> result = list.parallelStream().map(i -> {
        try (GraknTx graph = session.open(GraknTxType.READ)) {
            return graph.graql().compute().centrality().usingDegree().execute();
        }
    }).collect(Collectors.toSet());
    assertEquals(1, result.size());
    Map<Long, Set<String>> degrees0 = result.iterator().next();
    assertEquals(2, degrees0.size());
    degrees0.forEach((key, value) -> value.forEach(id -> {
        assertTrue(correctDegrees.containsKey(ConceptId.of(id)));
        assertEquals(correctDegrees.get(ConceptId.of(id)), key);
    }));
    try (GraknTx graph = session.open(GraknTxType.READ)) {
        Map<Long, Set<String>> degrees1 = graph.graql().compute().centrality().usingDegree().of("thingy").execute();
        assertEquals(2, degrees1.size());
        assertEquals(2, degrees1.get(1L).size());
        assertEquals(1, degrees1.get(3L).size());
        degrees1.forEach((key, value) -> value.forEach(id -> {
            assertTrue(correctDegrees.containsKey(ConceptId.of(id)));
            assertEquals(correctDegrees.get(ConceptId.of(id)), key);
        }));
        Map<Long, Set<String>> degrees2 = graph.graql().compute().centrality().usingDegree().of("thingy", "related").execute();
        assertEquals(degrees1, degrees2);
        degrees2 = graph.graql().compute().centrality().usingDegree().of().execute();
        assertEquals(degrees0, degrees2);
        // compute degrees on subgraph
        Map<Long, Set<String>> degrees3 = graph.graql().compute().centrality().usingDegree().in("thingy", "related").execute();
        assertEquals(degrees1, degrees3);
        degrees3 = graph.graql().compute().centrality().usingDegree().of("thingy").in("related").execute();
        assertEquals(degrees1, degrees3);
    }
}