com.cometway.io
Class RegExpFilenameFilter

java.lang.Object
  com.cometway.io.RegExpFilenameFilter

All Implemented Interfaces:

java.io.FilenameFilter

public class RegExpFilenameFilter
extends java.lang.Object
implements java.io.FilenameFilter

This class is an implementation of java.io.FilenameFilter using the JDK regular expression package to either include or exclude all files matching the expression.

Field Summary

protected boolean	exclude
protected java.lang.String	regexp

Constructor Summary

RegExpFilenameFilter(java.lang.String regexp)
Creates a FilenameFilter that accepts files matching the specified regular expression.

RegExpFilenameFilter(java.lang.String regexp, boolean exclude)
Creates a FilenameFilter that filters files based on the specified regular expression.

Method Summary

boolean

accept(java.io.File dir, java.lang.String name) Returns true if the file should be included in a file list.

Methods inherited from class java.lang.Object

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

Field Detail

regexp

protected java.lang.String regexp

exclude

protected boolean exclude

Constructor Detail

RegExpFilenameFilter

public RegExpFilenameFilter(java.lang.String regexp)

Creates a FilenameFilter that accepts files matching the specified regular expression.

Parameters:

regexp - is the regular expression matched against filenames.

RegExpFilenameFilter

public RegExpFilenameFilter(java.lang.String regexp,
                            boolean exclude)

Creates a FilenameFilter that filters files based on the specified regular expression.

Parameters:

regexp - is the regular expression matched against filenames.

exclude - if true matching files will not be accepted; if false matching files will be accepted.

Method Detail

accept

public boolean accept(java.io.File dir,
                      java.lang.String name)

Returns true if the file should be included in a file list. If exclude is false, returns true if name matches the regular expression. If exclude is true, returns false if name matches the regular expression. This switchable behavior allows for two different filtering models.

Specified by:

accept in interface java.io.FilenameFilter