Uses of Interface
ai.grakn.concept.Relation

Packages that use Relation

Package	Description
ai.grakn
ai.grakn.concept
ai.grakn.graph.internal

Uses of Relation in ai.grakn

Methods in ai.grakn that return Relation

Modifier and Type	Method and Description
Relation	GraknGraph.getRelation(RelationType relationType, Map<RoleType,Instance> roleMap) Get a collection of Relations that match the specified Relation Type and role map, if it exists.

Uses of Relation in ai.grakn.concept

Methods in ai.grakn.concept that return Relation

Modifier and Type	Method and Description
Relation	RelationType.addRelation() Adds a new empty Relation.
Relation	Concept.asRelation() Return as a Relation if the Concept is a Relation Instance.
Relation	Relation.deleteScope(Instance scope) Delete the scope specified.
Relation	Instance.hasResource(Resource resource) Creates a relation from this instance to the provided resource.
Relation	Relation.putRolePlayer(RoleType roleType, Instance instance) Expands this Relation to include a new role player which is playing a specific role.
Relation	Relation.scope(Instance instance) Sets the Instance that can scope this Relation to a specific domain.

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.

Uses of Relation in ai.grakn.graph.internal

Methods in ai.grakn.graph.internal that return Relation

Modifier and Type	Method and Description
Relation	AbstractGraknGraph.getRelation(RelationType relationType, Map<RoleType,Instance> roleMap)