meka.experiment.datasetproviders

Class AbstractDatasetProvider

java.lang.Object

meka.events.LogObject

meka.experiment.datasetproviders.AbstractDatasetProvider

All Implemented Interfaces:

Serializable, Iterator<weka.core.Instances>, LogSupporter, DatasetProvider, weka.core.OptionHandler

Direct Known Subclasses:

LocalDatasetProvider, MultiDatasetProvider

public abstract class AbstractDatasetProvider
extends LogObject
implements DatasetProvider

Loads local files from disk.

Version:

$Revision$

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

Fields inherited from class meka.events.LogObject

m_Debug, m_LogListeners

Constructor Summary

Constructors

Constructor and Description
AbstractDatasetProvider()

Method Summary

Modifier and Type	Method and Description
String	finish() Gets called after the experiment finishes.
String[]	getOptions() Returns the options.
abstract String	globalInfo() Description to be displayed in the GUI.
String	initialize() Initializes the provider to start providing datasets from scratch.
Enumeration<weka.core.Option>	listOptions() Returns an enumeration of all the available options..
void	remove() Does nothing.
void	setOptions(String[] options) Sets the options.

Methods inherited from class meka.events.LogObject

addLogListener, debug, getLogListeners, handleException, log, removeLogListener

Methods inherited from class java.lang.Object

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

Methods inherited from interface meka.experiment.datasetproviders.DatasetProvider

hasNext, next

Methods inherited from interface java.util.Iterator

forEachRemaining

Methods inherited from interface meka.events.LogSupporter

addLogListener, log, removeLogListener

Constructor Detail

AbstractDatasetProvider

public AbstractDatasetProvider()

Method Detail

globalInfo

public abstract String globalInfo()

Description to be displayed in the GUI.

Returns:

the description

listOptions

public Enumeration<weka.core.Option> listOptions()

Returns an enumeration of all the available options..

Specified by:

listOptions in interface weka.core.OptionHandler

Returns:

an enumeration of all available options.

setOptions

public void setOptions(String[] options)
                throws Exception

Sets the options.

Specified by:

setOptions in interface weka.core.OptionHandler

Parameters:

options - the options

Throws:

Exception - if parsing of options fails

getOptions

public String[] getOptions()

Returns the options.

Specified by:

getOptions in interface weka.core.OptionHandler

Returns:

the options

initialize

public String initialize()

Initializes the provider to start providing datasets from scratch.

Specified by:

initialize in interface DatasetProvider

Returns:

null if successfully initialized, otherwise error message

remove

public void remove()

Does nothing.

Specified by:

remove in interface Iterator<weka.core.Instances>

finish

public String finish()

Gets called after the experiment finishes.

Specified by:

finish in interface DatasetProvider

Returns:

null if successfully finished, otherwise error message