water.exec
Class MRVectorTernaryOperator

java.lang.Object
  jsr166y.ForkJoinTask<java.lang.Void>
      jsr166y.CountedCompleter
          water.H2O.H2OCountedCompleter
              water.DTask<T>
                  water.DRemoteTask<T>
                      water.MRTask
                          water.exec.MRColumnProducer
                              water.exec.MRVectorTernaryOperator

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.concurrent.Future<java.lang.Void>, Freezable

public abstract class MRVectorTernaryOperator
extends MRColumnProducer

See Also:

Serialized Form

Field Summary

Fields inherited from class water.MRTask

_hi, _lo

Fields inherited from class water.DRemoteTask

_fs, _is_local, _keys

Fields inherited from class water.DTask

_cls, _eFromNode, _exception, _fname, _lineNum, _msg, _mth

Constructor Summary

MRVectorTernaryOperator(Key opnd1, Key opnd2, Key opnd3, Key result, int col1, int col2, int col3)

Method Summary

void	map(Key key) Run some useful function over this local key, and record the results in the this MRTask.
abstract double	operator(double opnd1, double opnd2, double opnd3) This method actually does the operation on the data itself.

Methods inherited from class water.exec.MRColumnProducer

reduce, updateColumnWith

Methods inherited from class water.MRTask

hi, init, lcompute, lo, lonCompletion, memOverheadPerChunk, onExceptionalCompletion

Methods inherited from class water.DRemoteTask

alsoBlockFor, alsoBlockFor, clone, compute2, dfork, getFutures, invoke, invokeOnAllNodes, keys, onCompletion, reduceAlsoBlock

Methods inherited from class water.DTask

copyOver, dinvoke, frozenType, getDException, hasException, logVerbose, newInstance, onAck, onAckAck, read, setException, toDocField, write, writeJSONFields

Methods inherited from class water.H2O.H2OCountedCompleter

compute, priority

Methods inherited from class jsr166y.CountedCompleter

addToPendingCount, compareAndSetPendingCount, complete, exec, getCompleter, getPendingCount, getRawResult, setCompleter, setPendingCount, setRawResult, tryComplete

Methods inherited from class jsr166y.ForkJoinTask

adapt, adapt, adapt, cancel, compareAndSetForkJoinTaskTag, completeExceptionally, fork, get, get, getException, getForkJoinTaskTag, getPool, getQueuedTaskCount, getSurplusQueuedTaskCount, helpQuiesce, inForkJoinPool, invoke, invokeAll, invokeAll, invokeAll, isCancelled, isCompletedAbnormally, isCompletedNormally, isDone, join, peekNextLocalTask, pollNextLocalTask, pollTask, quietlyComplete, quietlyInvoke, quietlyJoin, reinitialize, setForkJoinTaskTag, tryUnfork

Methods inherited from class java.lang.Object

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

Constructor Detail

MRVectorTernaryOperator

public MRVectorTernaryOperator(Key opnd1,
                               Key opnd2,
                               Key opnd3,
                               Key result,
                               int col1,
                               int col2,
                               int col3)

Method Detail

operator

public abstract double operator(double opnd1,
                                double opnd2,
                                double opnd3)

This method actually does the operation on the data itself.

Parameters:

left - Left operand

right - Right operand

Returns:

left operator right

map

public void map(Key key)

Description copied from class: MRTask

Run some useful function over this local key, and record the results in the this MRTask.

Specified by:

map in class MRTask