org.janusgraph.graphdb.olap.computer

Class FulgoraMemory

java.lang.Object

org.janusgraph.graphdb.olap.computer.FulgoraMemory

All Implemented Interfaces:

org.apache.tinkerpop.gremlin.process.computer.Memory, org.apache.tinkerpop.gremlin.process.computer.Memory.Admin

public class FulgoraMemory
extends Object
implements org.apache.tinkerpop.gremlin.process.computer.Memory.Admin

Author:

Marko A. Rodriguez (https://markorodriguez.com), Matthias Broecheler (me@matthiasb.com)

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.tinkerpop.gremlin.process.computer.Memory

org.apache.tinkerpop.gremlin.process.computer.Memory.Admin, org.apache.tinkerpop.gremlin.process.computer.Memory.Exceptions

Field Summary

Fields

Modifier and Type	Field and Description
Map<String,Optional<Object>>	currentMap
Map<String,org.apache.tinkerpop.gremlin.process.computer.MemoryComputeKey>	memoryKeys
Map<String,Optional<Object>>	previousMap

Constructor Summary

Constructors

Constructor and Description
FulgoraMemory(org.apache.tinkerpop.gremlin.process.computer.VertexProgram<?> vertexProgram, Set<org.apache.tinkerpop.gremlin.process.computer.MapReduce> mapReducers)

Method Summary

Modifier and Type	Method and Description
void	add(String key, Object value)
protected void	attachReferenceElements(org.apache.tinkerpop.gremlin.structure.Graph graph)
protected void	complete()
protected void	completeSubRound()
<R> R	get(String key)
int	getIteration()
long	getRuntime()
void	incrIteration()
boolean	isInitialIteration()
Set<String>	keys()
void	set(String key, Object value)
void	setIteration(int iteration)
void	setRuntime(long runTime)
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.tinkerpop.gremlin.process.computer.Memory.Admin

asImmutable

Methods inherited from interface org.apache.tinkerpop.gremlin.process.computer.Memory

asMap, exists

Field Detail

memoryKeys

public final Map<String,org.apache.tinkerpop.gremlin.process.computer.MemoryComputeKey> memoryKeys

previousMap

public Map<String,Optional<Object>> previousMap

currentMap

public final Map<String,Optional<Object>> currentMap

Constructor Detail

FulgoraMemory

public FulgoraMemory(org.apache.tinkerpop.gremlin.process.computer.VertexProgram<?> vertexProgram,
                     Set<org.apache.tinkerpop.gremlin.process.computer.MapReduce> mapReducers)

Method Detail

keys

public Set<String> keys()

Specified by:

keys in interface org.apache.tinkerpop.gremlin.process.computer.Memory

incrIteration

public void incrIteration()

Specified by:

incrIteration in interface org.apache.tinkerpop.gremlin.process.computer.Memory.Admin

setIteration

public void setIteration(int iteration)

Specified by:

setIteration in interface org.apache.tinkerpop.gremlin.process.computer.Memory.Admin

getIteration

public int getIteration()

Specified by:

getIteration in interface org.apache.tinkerpop.gremlin.process.computer.Memory

setRuntime

public void setRuntime(long runTime)

Specified by:

setRuntime in interface org.apache.tinkerpop.gremlin.process.computer.Memory.Admin

getRuntime

public long getRuntime()

Specified by:

getRuntime in interface org.apache.tinkerpop.gremlin.process.computer.Memory

complete

protected void complete()

completeSubRound

protected void completeSubRound()

isInitialIteration

public boolean isInitialIteration()

Specified by:

isInitialIteration in interface org.apache.tinkerpop.gremlin.process.computer.Memory

get

public <R> R get(String key)
          throws IllegalArgumentException

Specified by:

get in interface org.apache.tinkerpop.gremlin.process.computer.Memory

Throws:

IllegalArgumentException

add

public void add(String key,
                Object value)

Specified by:

add in interface org.apache.tinkerpop.gremlin.process.computer.Memory

set

public void set(String key,
                Object value)

Specified by:

set in interface org.apache.tinkerpop.gremlin.process.computer.Memory

toString

public String toString()

Overrides:

toString in class Object

attachReferenceElements

protected void attachReferenceElements(org.apache.tinkerpop.gremlin.structure.Graph graph)