public final class TinkerMemory extends Object implements Memory.Admin
Memory.Admin, Memory.Exceptions| Modifier and Type | Field and Description |
|---|---|
Map<String,Object> |
currentMap |
Set<String> |
memoryKeys |
Map<String,Object> |
previousMap |
| Constructor and Description |
|---|
TinkerMemory(VertexProgram<?> vertexProgram,
Set<MapReduce> mapReducers) |
| Modifier and Type | Method and Description |
|---|---|
void |
and(String key,
boolean bool)
Logically AND the provided boolean value with the boolean value currently stored at the key.
|
protected void |
complete() |
protected void |
completeSubRound() |
<R> R |
get(String key)
Get the value associated with the provided key.
|
int |
getIteration()
Get the current iteration number.
|
long |
getRuntime()
Get the amount of milliseconds the
GraphComputer has been executing thus far. |
void |
incr(String key,
long delta)
Add the provided delta value to the long value currently stored at the key.
|
void |
incrIteration() |
boolean |
isInitialIteration()
A helper method that states whether the current iteration is 0.
|
Set<String> |
keys()
The set of keys currently associated with this memory.
|
void |
or(String key,
boolean bool)
Logically OR the provided boolean value with the boolean value currently stored at the key.
|
void |
set(String key,
Object value)
Set the value of the provided key.
|
void |
setIteration(int iteration) |
void |
setRuntime(long runTime) |
String |
toString() |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, waitasImmutablepublic TinkerMemory(VertexProgram<?> vertexProgram, Set<MapReduce> mapReducers)
public Set<String> keys()
Memorypublic void incrIteration()
incrIteration in interface Memory.Adminpublic void setIteration(int iteration)
setIteration in interface Memory.Adminpublic int getIteration()
MemorygetIteration in interface Memorypublic void setRuntime(long runTime)
setRuntime in interface Memory.Adminpublic long getRuntime()
MemoryGraphComputer has been executing thus far.getRuntime in interface Memoryprotected void complete()
protected void completeSubRound()
public boolean isInitialIteration()
MemoryisInitialIteration in interface Memorypublic <R> R get(String key) throws IllegalArgumentException
Memoryget in interface MemoryR - the type of the valuekey - the key of the valueIllegalArgumentException - is thrown if the key does not existpublic void incr(String key, long delta)
Memorypublic void and(String key, boolean bool)
Memorypublic void or(String key, boolean bool)
Memorypublic void set(String key, Object value)
MemoryVertexProgram.
If this is called during execute(), there is no guarantee as to the ultimately stored value as call order is indeterminate.Copyright © 2013–2015 Apache Software Foundation. All rights reserved.