ai.grakn.factory

Class TxFactoryJanusHadoop

java.lang.Object

ai.grakn.factory.TxFactoryAbstract<EmbeddedGraknTx<org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>,org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>

ai.grakn.factory.TxFactoryJanusHadoop

All Implemented Interfaces:

TxFactory<org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>

public class TxFactoryJanusHadoop
extends TxFactoryAbstract<EmbeddedGraknTx<org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>,org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>

A GraknTx on top of HadoopGraph

This produces a graph on top of HadoopGraph. The base construction process defined by TxFactoryAbstract ensures the graph factories are singletons. With this vendor some exceptions are in places: 1. The Grakn API cannnot work on HadoopGraph this is due to not being able to directly write to a HadoopGraph. 2. This factory primarily exists as a means of producing a GraphComputer on of HadoopGraph

Author:

fppt

Field Summary

Fields inherited from class ai.grakn.factory.TxFactoryAbstract

batchTinkerPopGraphWithTx, tinkerPopGraphWithTx

Method Summary

Modifier and Type	Method and Description
protected EmbeddedGraknTx<org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>	buildGraknTxFromTinkerGraph(org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph graph)
protected org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph	buildTinkerPopGraph(boolean batchLoading)
protected org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph	getGraphWithNewTransaction(org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph graph, boolean batchloading)

Methods inherited from class ai.grakn.factory.TxFactoryAbstract

getTinkerPopGraph, open, session

Methods inherited from class java.lang.Object

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

Method Detail

buildGraknTxFromTinkerGraph

protected EmbeddedGraknTx<org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph> buildGraknTxFromTinkerGraph(org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph graph)

Specified by:

buildGraknTxFromTinkerGraph in class TxFactoryAbstract<EmbeddedGraknTx<org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>,org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>

buildTinkerPopGraph

protected org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph buildTinkerPopGraph(boolean batchLoading)

Specified by:

buildTinkerPopGraph in class TxFactoryAbstract<EmbeddedGraknTx<org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>,org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>

getGraphWithNewTransaction

protected org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph getGraphWithNewTransaction(org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph graph,
                                                                                               boolean batchloading)

Specified by:

getGraphWithNewTransaction in class TxFactoryAbstract<EmbeddedGraknTx<org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>,org.apache.tinkerpop.gremlin.hadoop.structure.HadoopGraph>