org.apache.commons.io.filefilter
Class NotFileFilter

java.lang.Object
  org.apache.commons.io.filefilter.AbstractFileFilter
      org.apache.commons.io.filefilter.NotFileFilter

All Implemented Interfaces:

FileFilter, FilenameFilter, IOFileFilter

public class NotFileFilter

extends AbstractFileFilter

This filter produces a logical NOT of the filters specified.

Since:

Commons IO 1.0

Version:

$Revision: 155419 $ $Date: 2005-02-26 13:02:41 +0000 (Sat, 26 Feb 2005) $

Constructor Summary

NotFileFilter(IOFileFilter filter)
Constructs a new file filter that NOTs the result of another filters.

Method Summary

boolean	accept(File file) Checks to see if both filters are true.
boolean	accept(File file, String name) Checks to see if both filters are true.

Methods inherited from class java.lang.Object

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

Constructor Detail

NotFileFilter

public NotFileFilter(IOFileFilter filter)

Constructs a new file filter that NOTs the result of another filters.

Parameters:

filter - the filter, must not be null

Throws:

IllegalArgumentException - if the filter is null

Method Detail

accept

public boolean accept(File file)

Checks to see if both filters are true.

Specified by:

accept in interface IOFileFilter

Overrides:

accept in class AbstractFileFilter

Parameters:

file - the File to check

Returns:

true if the filter returns false

accept

public boolean accept(File file,
                      String name)

Checks to see if both filters are true.

Specified by:

accept in interface IOFileFilter

Overrides:

accept in class AbstractFileFilter

Parameters:

file - the File directory

name - the filename

Returns:

true if the filter returns false