Uses of Interface
ai.grakn.concept.Relation

Packages that use Relation

Package	Description
ai.grakn.concept	Provides the meta-ontology interfaces and definitions.

Uses of Relation in ai.grakn.concept

Methods in ai.grakn.concept that return Relation

Modifier and Type	Method and Description
Relation	RelationType.addRelation() Creates and returns a new Relation instance, whose direct type will be this type.
Relation	Relation.addRolePlayer(RoleType roleType, Instance instance) Expands this Relation to include a new role player which is playing a specific role.
Relation	Concept.asRelation() Return as a Relation if the Concept is a Relation Instance.
Relation	Relation.resource(Resource resource) Creates a relation from this instance to the provided resource.

Methods in ai.grakn.concept that return types with arguments of type Relation

Modifier and Type	Method and Description
Collection<Relation>	RelationType.instances() Retrieve all the Relation instances of this RelationType
Collection<Relation>	Instance.relations(RoleType... roleTypes) Retrieves a Relations which the Instance takes part in, which may optionally be narrowed to a particular set according to the RoleType you are interested in.