ai.grakn.graph.internal

Class ConceptLog

java.lang.Object

ai.grakn.graph.internal.ConceptLog

public class ConceptLog
extends Object

Tracks Graph Mutations.

This package keeps track of changes to the rootGraph that need to be validated. This includes: new concepts, concepts that have had edges added/deleted, edge cases, for example, relationship where a new role player is added.

Author:

fppt

Method Summary

Modifier and Type	Method and Description
void	clearTransaction() Removes all the concepts from the transaction tracker
ai.grakn.graph.internal.RelationImpl	getCachedRelation(String index) Gets a cached relation by index.
Set<String>	getModifiedCastingIds()
Set<ai.grakn.graph.internal.ConceptImpl>	getModifiedConcepts()
Set<String>	getModifiedResourceIds()
void	putConcept(ai.grakn.graph.internal.ConceptImpl concept)
void	removeConcept(ai.grakn.graph.internal.ConceptImpl c)

Methods inherited from class java.lang.Object

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

Method Detail

clearTransaction

public void clearTransaction()

Removes all the concepts from the transaction tracker

putConcept

public void putConcept(ai.grakn.graph.internal.ConceptImpl concept)

Parameters:

concept - The concept to be later validated

getModifiedConcepts

public Set<ai.grakn.graph.internal.ConceptImpl> getModifiedConcepts()

Returns:

All the concepts which have been affected within the transaction in some way

getModifiedCastingIds

public Set<String> getModifiedCastingIds()

Returns:

All the castings which have been affected within the transaction in some way

getModifiedResourceIds

public Set<String> getModifiedResourceIds()

Returns:

All the castings which have been affected within the transaction in some way

removeConcept

public void removeConcept(ai.grakn.graph.internal.ConceptImpl c)

Parameters:

c - The concept to nio longer track

getCachedRelation

public ai.grakn.graph.internal.RelationImpl getCachedRelation(String index)

Gets a cached relation by index. This way we can find non committed relations quickly.

Parameters:

index -