org.pentaho.di.trans.steps.univariatestats

Class UnivariateStatsData

java.lang.Object

org.pentaho.di.trans.step.BaseStepData

org.pentaho.di.trans.steps.univariatestats.UnivariateStatsData

All Implemented Interfaces:

StepDataInterface

public class UnivariateStatsData
extends BaseStepData
implements StepDataInterface

Holds temporary data and has routines for computing derived statistics.

Version:

1.0

Author:

Mark Hall (mhall{[at]}pentaho.org)

Nested Class Summary

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

BaseStepData.StepExecutionStatus

Field Summary

Fields

Modifier and Type	Field and Description
protected FieldIndex[]	m_indexes contains the FieldIndexs - one for each UnivariateStatsMetaFunction
protected RowMetaInterface	m_inputRowMeta
protected RowMetaInterface	m_outputRowMeta

Constructor Summary

Constructors

Constructor and Description
UnivariateStatsData() Creates a new UnivariateStatsData instance.

Method Summary

Modifier and Type	Method and Description
FieldIndex[]	getFieldIndexes() Get the fieldIndexes
RowMetaInterface	getInputRowMeta() Get the meta data for the input format
RowMetaInterface	getOutputRowMeta() Get the meta data for the output format
void	setFieldIndexes(FieldIndex[] fis) Set the FieldIndexes
void	setInputRowMeta(RowMetaInterface rmi) Save the meta data for the input format.
void	setOutputRowMeta(RowMetaInterface rmi) Set the meta data for the output format

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

m_inputRowMeta

protected RowMetaInterface m_inputRowMeta

m_outputRowMeta

protected RowMetaInterface m_outputRowMeta

m_indexes

protected FieldIndex[] m_indexes

contains the FieldIndexs - one for each UnivariateStatsMetaFunction

Constructor Detail

UnivariateStatsData

public UnivariateStatsData()

Creates a new UnivariateStatsData instance.

Method Detail

setFieldIndexes

public void setFieldIndexes(FieldIndex[] fis)

Set the FieldIndexes

Parameters:

fis - a FieldIndex[] value

getFieldIndexes

public FieldIndex[] getFieldIndexes()

Get the fieldIndexes

Returns:

a FieldIndex[] value

getInputRowMeta

public RowMetaInterface getInputRowMeta()

Get the meta data for the input format

Returns:

a RowMetaInterface value

setInputRowMeta

public void setInputRowMeta(RowMetaInterface rmi)

Save the meta data for the input format. (I'm not sure that this is really needed)

Parameters:

rmi - a RowMetaInterface value

getOutputRowMeta

public RowMetaInterface getOutputRowMeta()

Get the meta data for the output format

Returns:

a RowMetaInterface value

setOutputRowMeta

public void setOutputRowMeta(RowMetaInterface rmi)

Set the meta data for the output format

Parameters:

rmi - a RowMetaInterface value