weka.filters
Class SimpleFilter

java.lang.Object
  weka.filters.Filter
      weka.filters.SimpleFilter

All Implemented Interfaces:

Serializable, CapabilitiesHandler, OptionHandler, RevisionHandler

Direct Known Subclasses:

SimpleBatchFilter, SimpleStreamFilter

public abstract class SimpleFilter
extends Filter
implements OptionHandler

This filter contains common behavior of the SimpleBatchFilter and the SimpleStreamFilter.

Version:

$Revision: 8034 $

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

SimpleBatchFilter, SimpleStreamFilter, Serialized Form

Constructor Summary

SimpleFilter()

Method Summary

String	debugTipText() Returns the tip text for this property
boolean	getDebug() Returns the current debugging mode state.
String[]	getOptions() Gets the current settings of the filter.
abstract String	globalInfo() Returns a string describing this classifier.
Enumeration	listOptions() Returns an enumeration describing the available options.
void	setDebug(boolean value) Sets the debugging mode
boolean	setInputFormat(Instances instanceInfo) Sets the format of the input instances.
void	setOptions(String[] options) Parses a list of options for this object.

Methods inherited from class weka.filters.Filter

batchFilterFile, batchFinished, filterFile, getCapabilities, getCapabilities, getOutputFormat, getRevision, input, isFirstBatchDone, isNewBatch, isOutputFormatDefined, main, makeCopies, makeCopy, mayRemoveInstanceAfterFirstBatchDone, numPendingOutput, output, outputPeek, runFilter, toString, useFilter, wekaStaticWrapper

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleFilter

public SimpleFilter()

Method Detail

globalInfo

public abstract String globalInfo()

Returns a string describing this classifier.

Returns:

a description of the classifier suitable for displaying in the explorer/experimenter gui

listOptions

public Enumeration listOptions()

Returns an enumeration describing the available options.

Specified by:

listOptions in interface OptionHandler

Returns:

an enumeration of all the available options.

setOptions

public void setOptions(String[] options)
                throws Exception

Parses a list of options for this object. Also resets the state of the filter (this reset doesn't affect the options).

Specified by:

setOptions in interface OptionHandler

Parameters:

options - the list of options as an array of strings

Throws:

Exception - if an option is not supported

See Also:

reset()

getOptions

public String[] getOptions()

Gets the current settings of the filter.

Specified by:

getOptions in interface OptionHandler

Returns:

an array of strings suitable for passing to setOptions

setDebug

public void setDebug(boolean value)

Sets the debugging mode

Parameters:

value - if true, debugging information is output

getDebug

public boolean getDebug()

Returns the current debugging mode state.

Returns:

true if debugging mode is on

debugTipText

public String debugTipText()

Returns the tip text for this property

Returns:

tip text for this property suitable for displaying in the explorer/experimenter gui

setInputFormat

public boolean setInputFormat(Instances instanceInfo)
                       throws Exception

Sets the format of the input instances. Also resets the state of the filter (this reset doesn't affect the options).

Overrides:

setInputFormat in class Filter

Parameters:

instanceInfo - an Instances object containing the input instance structure (any instances contained in the object are ignored - only the structure is required).

Returns:

true if the outputFormat may be collected immediately

Throws:

Exception - if the inputFormat can't be set successfully

See Also:

reset()