ai.grakn.graph.internal

Class AbstractGraknGraph<G extends org.apache.tinkerpop.gremlin.structure.Graph>

java.lang.Object

ai.grakn.graph.internal.AbstractGraknGraph<G>

All Implemented Interfaces:

GraknGraph, AutoCloseable

Direct Known Subclasses:

GraknTinkerGraph

public abstract class AbstractGraknGraph<G extends org.apache.tinkerpop.gremlin.structure.Graph>
extends Object
implements GraknGraph

Field Summary

Fields

Modifier and Type	Field and Description
protected org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor and Description
AbstractGraknGraph(G graph, String keyspace, String engine, boolean batchLoadingEnabled)

Method Summary

Modifier and Type	Method and Description
void	clear() Clears the graph completely.
protected void	clearGraph()
void	close() Closes the current graph, rendering it unusable.
void	closeGraph(String closedReason)
void	commit() Commits the graph
protected void	commitTx()
boolean	fixDuplicateCasting(Object castingId) Merges duplicate castings if one is found.
boolean	fixDuplicateResources(Set<Object> resourceIds)
ai.grakn.graph.internal.ConceptImpl	getConcept(Schema.ConceptProperty key, String value)
Concept	getConcept(String id)
ai.grakn.graph.internal.ConceptImpl	getConceptByBaseIdentifier(Object baseIdentifier)
ConceptLog	getConceptLog()
Set<ai.grakn.graph.internal.ConceptImpl>	getConcepts(Schema.ConceptProperty key, Object value)
ai.grakn.graph.internal.ElementFactory	getElementFactory()
Entity	getEntity(String id)
EntityType	getEntityType(String id)
Instance	getInstance(String id)
String	getKeyspace()
Type	getMetaEntityType()
Type	getMetaRelationType()
Type	getMetaResourceType()
Type	getMetaRoleType()
RuleType	getMetaRuleConstraint()
RuleType	getMetaRuleInference()
Type	getMetaRuleType()
Type	getMetaType()
Relation	getRelation(RelationType relationType, Map<RoleType,Instance> roleMap)
Relation	getRelation(String id)
RelationType	getRelationType(String id)
<V> Resource<V>	getResource(String id)
<V> Resource<V>	getResource(V value, ResourceType<V> type)
<V> Collection<Resource<V>>	getResourcesByValue(V value)
<V> ResourceType<V>	getResourceType(String id)
RoleType	getRoleType(String id)
Rule	getRule(String id)
RuleType	getRuleType(String id)
G	getTinkerPopGraph()
org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversal<org.apache.tinkerpop.gremlin.structure.Vertex,org.apache.tinkerpop.gremlin.structure.Vertex>	getTinkerTraversal()
Type	getType(String id)
QueryBuilder	graql()
boolean	hasCommitted()
boolean	initialiseMetaConcepts()
boolean	isBatchLoadingEnabled()
boolean	isClosed()
EntityType	putEntityType(String itemIdentifier)
RelationType	putRelationType(String itemIdentifier)
<V> ResourceType<V>	putResourceType(String id, ResourceType.DataType<V> dataType)
<V> ResourceType<V>	putResourceTypeUnique(String id, ResourceType.DataType<V> dataType)
RoleType	putRoleType(String itemIdentifier)
RuleType	putRuleType(String itemIdentifier)
void	rollback()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOG

protected final org.slf4j.Logger LOG

Constructor Detail

AbstractGraknGraph

public AbstractGraknGraph(G graph,
                          String keyspace,
                          String engine,
                          boolean batchLoadingEnabled)

Method Detail

getKeyspace

public String getKeyspace()

Specified by:

getKeyspace in interface GraknGraph

isClosed

public boolean isClosed()

Specified by:

isClosed in interface GraknGraph

hasCommitted

public boolean hasCommitted()

isBatchLoadingEnabled

public boolean isBatchLoadingEnabled()

initialiseMetaConcepts

public boolean initialiseMetaConcepts()

getTinkerPopGraph

public G getTinkerPopGraph()

getTinkerTraversal

public org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversal<org.apache.tinkerpop.gremlin.structure.Vertex,org.apache.tinkerpop.gremlin.structure.Vertex> getTinkerTraversal()

Specified by:

getTinkerTraversal in interface GraknGraph

graql

public QueryBuilder graql()

Specified by:

graql in interface GraknGraph

getElementFactory

public ai.grakn.graph.internal.ElementFactory getElementFactory()

getConcept

public ai.grakn.graph.internal.ConceptImpl getConcept(Schema.ConceptProperty key,
                                                      String value)

getConcepts

public Set<ai.grakn.graph.internal.ConceptImpl> getConcepts(Schema.ConceptProperty key,
                                                            Object value)

getConceptLog

public ConceptLog getConceptLog()

putEntityType

public EntityType putEntityType(String itemIdentifier)

Specified by:

putEntityType in interface GraknGraph

putRelationType

public RelationType putRelationType(String itemIdentifier)

Specified by:

putRelationType in interface GraknGraph

putRoleType

public RoleType putRoleType(String itemIdentifier)

Specified by:

putRoleType in interface GraknGraph

putResourceType

public <V> ResourceType<V> putResourceType(String id,
                                           ResourceType.DataType<V> dataType)

Specified by:

putResourceType in interface GraknGraph

putResourceTypeUnique

public <V> ResourceType<V> putResourceTypeUnique(String id,
                                                 ResourceType.DataType<V> dataType)

Specified by:

putResourceTypeUnique in interface GraknGraph

putRuleType

public RuleType putRuleType(String itemIdentifier)

Specified by:

putRuleType in interface GraknGraph

getConceptByBaseIdentifier

public ai.grakn.graph.internal.ConceptImpl getConceptByBaseIdentifier(Object baseIdentifier)

getConcept

public Concept getConcept(String id)

Specified by:

getConcept in interface GraknGraph

getType

public Type getType(String id)

Specified by:

getType in interface GraknGraph

getInstance

public Instance getInstance(String id)

Specified by:

getInstance in interface GraknGraph

getEntity

public Entity getEntity(String id)

Specified by:

getEntity in interface GraknGraph

getResource

public <V> Resource<V> getResource(String id)

Specified by:

getResource in interface GraknGraph

getResource

public <V> Resource<V> getResource(V value,
                                   ResourceType<V> type)

Specified by:

getResource in interface GraknGraph

getResourcesByValue

public <V> Collection<Resource<V>> getResourcesByValue(V value)

Specified by:

getResourcesByValue in interface GraknGraph

getRule

public Rule getRule(String id)

Specified by:

getRule in interface GraknGraph

getEntityType

public EntityType getEntityType(String id)

Specified by:

getEntityType in interface GraknGraph

getRelationType

public RelationType getRelationType(String id)

Specified by:

getRelationType in interface GraknGraph

getResourceType

public <V> ResourceType<V> getResourceType(String id)

Specified by:

getResourceType in interface GraknGraph

getRoleType

public RoleType getRoleType(String id)

Specified by:

getRoleType in interface GraknGraph

getRuleType

public RuleType getRuleType(String id)

Specified by:

getRuleType in interface GraknGraph

getMetaType

public Type getMetaType()

Specified by:

getMetaType in interface GraknGraph

getMetaRelationType

public Type getMetaRelationType()

Specified by:

getMetaRelationType in interface GraknGraph

getMetaRoleType

public Type getMetaRoleType()

Specified by:

getMetaRoleType in interface GraknGraph

getMetaResourceType

public Type getMetaResourceType()

Specified by:

getMetaResourceType in interface GraknGraph

getMetaEntityType

public Type getMetaEntityType()

Specified by:

getMetaEntityType in interface GraknGraph

getMetaRuleType

public Type getMetaRuleType()

Specified by:

getMetaRuleType in interface GraknGraph

getMetaRuleInference

public RuleType getMetaRuleInference()

Specified by:

getMetaRuleInference in interface GraknGraph

getMetaRuleConstraint

public RuleType getMetaRuleConstraint()

Specified by:

getMetaRuleConstraint in interface GraknGraph

getRelation

public Relation getRelation(RelationType relationType,
                            Map<RoleType,Instance> roleMap)

Specified by:

getRelation in interface GraknGraph

getRelation

public Relation getRelation(String id)

Specified by:

getRelation in interface GraknGraph

rollback

public void rollback()

Specified by:

rollback in interface GraknGraph

clear

public void clear()

Clears the graph completely.

Specified by:

clear in interface GraknGraph

clearGraph

protected void clearGraph()

close

public void close()

Closes the current graph, rendering it unusable.

Specified by:

close in interface GraknGraph

Specified by:

close in interface AutoCloseable

closeGraph

public void closeGraph(String closedReason)

commit

public void commit()
            throws GraknValidationException

Commits the graph

Specified by:

commit in interface GraknGraph

Throws:

GraknValidationException - when the graph does not conform to the object concept

commitTx

protected void commitTx()

fixDuplicateCasting

public boolean fixDuplicateCasting(Object castingId)

Merges duplicate castings if one is found.

Parameters:

castingId - The id of the casting to check for duplicates

Returns:

true if some castings were merged

fixDuplicateResources

public boolean fixDuplicateResources(Set<Object> resourceIds)

Parameters:

resourceIds - The resourceIDs which possible contain duplicates.

Returns:

True if a commit is required.