Package org.apache.commons.vfs2

Class InvertIncludeFileSelector

java.lang.Object

org.apache.commons.vfs2.InvertIncludeFileSelector

All Implemented Interfaces:

FileSelector

public class InvertIncludeFileSelector
extends Object
implements FileSelector

Inverts file inclusion of a delegate FileSelector, folder traversal is delegated.

Since:

2.2

Field Summary

Fields

Modifier and Type	Field	Description
private final FileSelector	delegateFileSelector

Constructor Summary

Constructors

Constructor	Description
InvertIncludeFileSelector(FileSelector delegateFileSelector)	Constructs a new instance.

Method Summary

Modifier and Type	Method	Description
boolean	includeFile(FileSelectInfo fileInfo)	Inverts the result of calling includeFile(FileSelectInfo) on the delegate.
boolean	traverseDescendents(FileSelectInfo fileInfo)	Calls traverseDescendents(FileSelectInfo) on the delegate.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.commons.vfs2.FileSelector

traverseDescendants

Field Details

delegateFileSelector

private final FileSelector delegateFileSelector

Constructor Details

InvertIncludeFileSelector

public InvertIncludeFileSelector(FileSelector delegateFileSelector)

Constructs a new instance.

Parameters:

delegateFileSelector - Delegate to this FileSelector.

Method Details

includeFile

public boolean includeFile(FileSelectInfo fileInfo)
                    throws Exception

Inverts the result of calling includeFile(FileSelectInfo) on the delegate.

Specified by:

includeFile in interface FileSelector

Parameters:

fileInfo - the file or folder to select.

Returns:

true if the file should be selected.

Throws:

Exception - if an error occurs.

traverseDescendents

public boolean traverseDescendents(FileSelectInfo fileInfo)
                            throws Exception

Calls traverseDescendents(FileSelectInfo) on the delegate.

Specified by:

traverseDescendents in interface FileSelector

Parameters:

fileInfo - the file or folder to select.

Returns:

true if the folder should be traversed.

Throws:

Exception - if an error occurs.