Package weka.gui

Class ExtensionFileFilter

java.lang.Object

javax.swing.filechooser.FileFilter

weka.gui.ExtensionFileFilter

All Implemented Interfaces:

FilenameFilter, Serializable

Direct Known Subclasses:

ExtensionFileFilterWithClass

public class ExtensionFileFilter
extends FileFilter
implements FilenameFilter, Serializable

Provides a file filter for FileChoosers that accepts or rejects files based on their extension. Compatible with both java.io.FilenameFilter and javax.swing.filechooser.FileFilter (why there are two I have no idea).

Version:

$Revision: 10216 $

Author:

Len Trigg (trigg@cs.waikato.ac.nz)

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
ExtensionFileFilter(String[] extensions, String description)	Creates an ExtensionFileFilter that accepts files that have any of the extensions contained in the supplied array.
ExtensionFileFilter(String extension, String description)	Creates the ExtensionFileFilter

Method Summary

Modifier and Type	Method	Description
boolean	accept(File file)	Returns true if the supplied file should be accepted (i.e.: if it has the required extension or is a directory).
boolean	accept(File dir, String name)	Returns true if the file in the given directory with the given name should be accepted.
String	getDescription()	Gets the description of accepted files.
String[]	getExtensions()	Returns a copy of the acceptable extensions.

Methods inherited from class java.lang.Object

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

Constructor Details

ExtensionFileFilter

public ExtensionFileFilter(String extension,
 String description)

Creates the ExtensionFileFilter

Parameters:

extension - the extension of accepted files.

description - a text description of accepted files.

ExtensionFileFilter

public ExtensionFileFilter(String[] extensions,
 String description)

Creates an ExtensionFileFilter that accepts files that have any of the extensions contained in the supplied array.

Parameters:

extensions - an array of acceptable file extensions (as Strings).

description - a text description of accepted files.

Method Details

getDescription

public String getDescription()

Gets the description of accepted files.

Specified by:

getDescription in class FileFilter

Returns:

the description.

getExtensions

public String[] getExtensions()

Returns a copy of the acceptable extensions.

Returns:

the accepted extensions

accept

public boolean accept(File file)

Returns true if the supplied file should be accepted (i.e.: if it has the required extension or is a directory).

Specified by:

accept in class FileFilter

Parameters:

file - the file of interest.

Returns:

true if the file is accepted by the filter.

accept

public boolean accept(File dir,
 String name)

Returns true if the file in the given directory with the given name should be accepted.

Specified by:

accept in interface FilenameFilter

Parameters:

dir - the directory where the file resides.

name - the name of the file.

Returns:

true if the file is accepted.