Uses of Interface
ai.grakn.concept.Instance

Packages that use Instance

Package	Description
ai.grakn.concept	Provides the meta-ontology interfaces and definitions.
ai.grakn.engine.tasks.storage
ai.grakn.migration.export	Implements export of data and ontology from a Grakn graph into Graql statements.

Uses of Instance in ai.grakn.concept

Subinterfaces of Instance in ai.grakn.concept

Modifier and Type	Interface and Description
interface	Entity An instance of Entity Type EntityType
interface	Relation Encapsulates relationships between Instance
interface	Resource<D> Represent a literal resource in the graph.
interface	Rule A rule which defines how implicit knowledge can extracted.

Methods in ai.grakn.concept that return Instance

Modifier and Type	Method and Description
Instance	Concept.asInstance() Return as an Instance if the Concept is an Instance.
Instance	Resource.owner() If the Resource is unique, this method retrieves the Instance that possesses it.
Instance	Instance.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 Instance

Modifier and Type	Method and Description
Map<RoleType,Set<Instance>>	Relation.allRolePlayers() Retrieve a list of all Instances involved in the Relation, and the Role Types they play.
Collection<? extends Instance>	Type.instances() Get all indirect instances of this type.
Collection<Instance>	Resource.ownerInstances() Retrieves the set of all Instances that possess this Resource.
Collection<Instance>	Relation.rolePlayers(RoleType... roleTypes) Retrieves a list of every Instance involved in the Relation, filtered by RoleType played.
Collection<Instance>	Type.scopes() Retrieve a list of the Instances that scope this Type.

Methods in ai.grakn.concept with parameters of type Instance

Modifier and Type	Method and Description
Relation	Relation.addRolePlayer(RoleType roleType, Instance instance) Expands this Relation to include a new role player which is playing a specific role.
Type	Type.deleteScope(Instance scope) Delete the scope specified.
RuleType	RuleType.deleteScope(Instance scope) Delete the scope specified.
RoleType	RoleType.deleteScope(Instance scope) Delete the scope specified.
ResourceType<D>	ResourceType.deleteScope(Instance scope) Delete the scope specified.
RelationType	RelationType.deleteScope(Instance scope) Delete the scope specified.
EntityType	EntityType.deleteScope(Instance scope) Delete the scope specified.
Type	Type.scope(Instance scope) Classifies the type to a specific scope.
RuleType	RuleType.scope(Instance scope) Classifies the type to a specific scope.
RoleType	RoleType.scope(Instance scope) Classifies the type to a specific scope.
ResourceType<D>	ResourceType.scope(Instance scope) Classifies the type to a specific scope.
RelationType	RelationType.scope(Instance scope) Classifies the type to a specific scope.
EntityType	EntityType.scope(Instance scope) Classifies the type to a specific scope.

Uses of Instance in ai.grakn.engine.tasks.storage

Methods in ai.grakn.engine.tasks.storage with parameters of type Instance

Modifier and Type	Method and Description
TaskState	TaskStateGraphStore.instanceToState(GraknGraph graph, Instance instance) Given an instance concept, turn it into a TaskState object.

Uses of Instance in ai.grakn.migration.export

Methods in ai.grakn.migration.export with parameters of type Instance

Modifier and Type	Method and Description
static Var	InstanceMapper.map(Instance instance) Map an Instance to the equivalent Graql representation