Class FileFilter

Direct Known Subclasses:
BasicFileChooserUI.AcceptAllFileFilter, FileNameExtensionFilter
public abstract class FileFilter
extends Object

FileFilter is an abstract class used by JFileChooser for filtering the set of files shown to the user. See FileNameExtensionFilter for an implementation that filters using the file name extension.

A FileFilter can be set on a JFileChooser to keep unwanted files from appearing in the directory listing. For an example implementation of a simple file filter, see yourJDK/demo/jfc/FileChooserDemo/ For more information and examples see How to Use File Choosers, a section in The Java Tutorial.

See Also:
FileNameExtensionFilter, JFileChooser.setFileFilter(javax.swing.filechooser.FileFilter), JFileChooser.addChoosableFileFilter(javax.swing.filechooser.FileFilter)

Constructor Summary

Constructor Description

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type Method Description
abstract boolean accept​(File f)

Whether the given file is accepted by this filter.

abstract String getDescription()

The description of this filter.

Methods declared in class java.lang.Object

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

Constructor Detail


public FileFilter()

Method Detail


public abstract boolean accept​(File f)

Whether the given file is accepted by this filter.

f - the File to test
true if the file is to be accepted


public abstract String getDescription()

The description of this filter. For example: "JPG and GIF Images"

the description of this filter
See Also: