org.pentaho.di.trans.steps.memgroupby

Class MemoryGroupByData

java.lang.Object

org.pentaho.di.trans.step.BaseStepData

org.pentaho.di.trans.steps.memgroupby.MemoryGroupByData

All Implemented Interfaces:

StepDataInterface

public class MemoryGroupByData
extends BaseStepData
implements StepDataInterface

Since:

24-jan-2005

Author:

Matt

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	MemoryGroupByData.HashEntry

Nested classes/interfaces inherited from class org.pentaho.di.trans.step.BaseStepData

BaseStepData.StepExecutionStatus

Field Summary

Fields

Modifier and Type	Field and Description
RowMetaInterface	aggMeta
RowMetaInterface	entryMeta
boolean	firstRead
RowMetaInterface	groupAggMeta
RowMetaInterface	groupMeta
int[]	groupnrs
Object[]	groupResult
boolean	hasOutput
RowMetaInterface	inputRowMeta
HashMap<MemoryGroupByData.HashEntry,Aggregate>	map
boolean	newBatch
RowMetaInterface	outputRowMeta
int[]	subjectnrs
ValueMetaInterface	valueMetaInteger
ValueMetaInterface	valueMetaNumber

Constructor Summary

Constructors

Constructor and Description
MemoryGroupByData()

Method Summary

Modifier and Type	Method and Description
void	clear() Method responsible for clearing out memory hogs
MemoryGroupByData.HashEntry	getHashEntry(Object[] groupData)

Methods inherited from class org.pentaho.di.trans.step.BaseStepData

getStatus, isDisposed, isEmpty, isFinished, isIdle, isInitialising, isRunning, isStopped, setStatus

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.pentaho.di.trans.step.StepDataInterface

getStatus, isDisposed, isEmpty, isFinished, isIdle, isInitialising, isRunning, setStatus

Field Detail

map

public HashMap<MemoryGroupByData.HashEntry,Aggregate> map

aggMeta

public RowMetaInterface aggMeta

groupMeta

public RowMetaInterface groupMeta

entryMeta

public RowMetaInterface entryMeta

groupAggMeta

public RowMetaInterface groupAggMeta

groupnrs

public int[] groupnrs

subjectnrs

public int[] subjectnrs

firstRead

public boolean firstRead

groupResult

public Object[] groupResult

hasOutput

public boolean hasOutput

inputRowMeta

public RowMetaInterface inputRowMeta

outputRowMeta

public RowMetaInterface outputRowMeta

valueMetaInteger

public ValueMetaInterface valueMetaInteger

valueMetaNumber

public ValueMetaInterface valueMetaNumber

newBatch

public boolean newBatch

Constructor Detail

MemoryGroupByData

public MemoryGroupByData()

Method Detail

getHashEntry

public MemoryGroupByData.HashEntry getHashEntry(Object[] groupData)

clear

public void clear()

Method responsible for clearing out memory hogs