weka.distributed.spark

Class AbstractDataset

java.lang.Object

weka.distributed.spark.AbstractDataset

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

Dataset

public abstract class AbstractDataset
extends java.lang.Object
implements java.io.Serializable

Version:

$Revision: $

Author:

Mark Hall (mhall{[at]}pentaho{[dot]}com)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	DATASET The key for an arbitrary dataset
static java.lang.String	TEST_DATA The key for a test dataset
static java.lang.String	TRAINING_DATA The key for a training dataset

Constructor Summary

Constructors

Constructor and Description
AbstractDataset(Instances headerWithSummary) Constructor

Method Summary

Modifier and Type	Method and Description
java.lang.Object	getAdditionalDataElement(java.lang.String key) Get an additional piece of data
void	setAdditionalDataElement(java.lang.String key, java.lang.Object value) Add an additional piece of data to carry along with this dataset

Methods inherited from class java.lang.Object

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

Field Detail

DATASET

public static final java.lang.String DATASET

The key for an arbitrary dataset

See Also:

Constant Field Values

TRAINING_DATA

public static final java.lang.String TRAINING_DATA

The key for a training dataset

See Also:

Constant Field Values

TEST_DATA

public static final java.lang.String TEST_DATA

The key for a test dataset

See Also:

Constant Field Values

Constructor Detail

AbstractDataset

public AbstractDataset(Instances headerWithSummary)

Constructor

Parameters:

headerWithSummary - header for the dataset (optionally with summary metadata)

Method Detail

setAdditionalDataElement

public void setAdditionalDataElement(java.lang.String key,
                                     java.lang.Object value)

Add an additional piece of data to carry along with this dataset

Parameters:

key - the key for the data

value - the data

getAdditionalDataElement

public java.lang.Object getAdditionalDataElement(java.lang.String key)

Get an additional piece of data

Parameters:

key - the key of the data to get

Returns:

the data, or null if this dataset does not have the named additional data element