Package org.apache.tinkerpop.gremlin.tinkergraph.process.computer

Class TinkerMemory

java.lang.Object

org.apache.tinkerpop.gremlin.tinkergraph.process.computer.TinkerMemory

All Implemented Interfaces:

Memory, Memory.Admin

public final class TinkerMemory
extends Object
implements Memory.Admin

Author:

Marko A. Rodriguez (http://markorodriguez.com)

Nested Class Summary

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

Memory.Admin, Memory.Exceptions

Field Summary

Fields

Modifier and Type	Field	Description
Map<String,Optional<Object>>	currentMap
Map<String,MemoryComputeKey>	memoryKeys
Map<String,Optional<Object>>	previousMap

Constructor Summary

Constructors

Constructor	Description
TinkerMemory(VertexProgram<?> vertexProgram, Set<MapReduce> mapReducers)

Method Summary

Modifier and Type	Method	Description
void	add(String key, Object value)
protected void	checkKeyValue(String key, Object value)
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

asMap, exists

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

asImmutable

Field Detail

memoryKeys

public final Map<String,MemoryComputeKey> memoryKeys

previousMap

public Map<String,Optional<Object>> previousMap

currentMap

public Map<String,Optional<Object>> currentMap

Constructor Detail

TinkerMemory

public TinkerMemory(VertexProgram<?> vertexProgram,
                    Set<MapReduce> mapReducers)

Method Detail

keys

public Set<String> keys()

Specified by:

keys in interface Memory

incrIteration

public void incrIteration()

Specified by:

incrIteration in interface Memory.Admin

setIteration

public void setIteration(int iteration)

Specified by:

setIteration in interface Memory.Admin

getIteration

public int getIteration()

Specified by:

getIteration in interface Memory

setRuntime

public void setRuntime(long runTime)

Specified by:

setRuntime in interface Memory.Admin

getRuntime

public long getRuntime()

Specified by:

getRuntime in interface Memory

complete

protected void complete()

completeSubRound

protected void completeSubRound()

isInitialIteration

public boolean isInitialIteration()

Specified by:

isInitialIteration in interface Memory

get

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

Specified by:

get in interface Memory

Throws:

IllegalArgumentException

set

public void set(String key,
                Object value)

Specified by:

set in interface Memory

add

public void add(String key,
                Object value)

Specified by:

add in interface Memory

toString

public String toString()

Overrides:

toString in class Object

checkKeyValue

protected void checkKeyValue(String key,
                             Object value)