au.edu.swin.synergy.lib.io
Class BFileFilter

java.lang.Object
  |
  +--javax.swing.filechooser.FileFilter
        |
        +--au.edu.swin.synergy.lib.io.BFileFilter

public class BFileFilter

extends FileFilter

An extension of the FileFilter class to allow filtering of only those filetypes that are necessary to display in a JFileChooser

Author:

Matthew Evans

Constructor Summary

BFileFilter()
Creates a file filter.

BFileFilter(String extension)
Creates a file filter that accepts files with the given extension.

BFileFilter(String extension, String description)
Creates a file filter that accepts the given file type, and is supplied with an appropriate description.

Method Summary

boolean	accept(File file) Returns whether this file should be displayed in a JFileChooser
void	addExtension(String extension) Adds an extension for filtering.
String	getDescription() Returns a description of this file filter.
String	getExtension(File file) Return only the extension part of the specified file
void	setDescription(String description) Sets the description of this filter.

Methods inherited from class java.lang.Object

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

Constructor Detail

BFileFilter

public BFileFilter()

Creates a file filter. If no filters are added, then all files are accepted.

BFileFilter

public BFileFilter(String extension)

Creates a file filter that accepts files with the given extension. Example: new BFileFilter("jpg");

See Also:

addExtension(java.lang.String)

BFileFilter

public BFileFilter(String extension,
                   String description)

Creates a file filter that accepts the given file type, and is supplied with an appropriate description.

Parameters:

extension - the extension to filter against

description - a description of this file filter

Method Detail

accept

public boolean accept(File file)

Returns whether this file should be displayed in a JFileChooser

Parameters:

file - the file to accept or reject

Returns:

true if the file was accepted; false otherwise

Overrides:

accept in class FileFilter

getExtension

public String getExtension(File file)

Return only the extension part of the specified file

Parameters:

the - file to act upon

Returns:

the extension part of the filename

addExtension

public void addExtension(String extension)

Adds an extension for filtering. eg. "tit".

Parameters:

extension - the filetype extension to add to the file filter

getDescription

public String getDescription()

Returns a description of this file filter. Eg. "Cohesion Project files (*.cop)"

Returns:

a description of the file filter

Overrides:

getDescription in class FileFilter

setDescription

public void setDescription(String description)

Sets the description of this filter. Eg. "Cohesion Project files"

Parameters:

description - a description of the filter