org.apache.commons.io.filefilter

Class DelegateFileFilter

java.lang.Object

org.apache.commons.io.filefilter.AbstractFileFilter

org.apache.commons.io.filefilter.DelegateFileFilter

All Implemented Interfaces:

java.io.FileFilter, java.io.FilenameFilter, java.io.Serializable, java.nio.file.FileVisitor<java.nio.file.Path>, java.nio.file.PathMatcher, PathFilter, PathVisitor, IOFileFilter

public class DelegateFileFilter
extends AbstractFileFilter
implements java.io.Serializable

This class turns a Java FileFilter or FilenameFilter into an IO FileFilter.

Deprecating Serialization

Serialization is deprecated and will be removed in 3.0.

Since:

1.0

See Also:

FileFilterUtils.asFileFilter(FileFilter), FileFilterUtils.asFileFilter(FilenameFilter), Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private java.io.FileFilter	fileFilter The File filter
private java.io.FilenameFilter	fileNameFilter The Filename filter
private static long	serialVersionUID

Fields inherited from interface org.apache.commons.io.filefilter.IOFileFilter

EMPTY_STRING_ARRAY

Constructor Summary

Constructors

Constructor and Description
DelegateFileFilter(java.io.FileFilter fileFilter) Constructs a delegate file filter around an existing FileFilter.
DelegateFileFilter(java.io.FilenameFilter fileNameFilter) Constructs a delegate file filter around an existing FilenameFilter.

Method Summary

Modifier and Type	Method and Description
boolean	accept(java.io.File file) Checks the filter.
boolean	accept(java.io.File dir, java.lang.String name) Checks the filter.
java.lang.String	toString() Provide a String representation of this file filter.

Methods inherited from class org.apache.commons.io.filefilter.AbstractFileFilter

append, append, get, handle, postVisitDirectory, preVisitDirectory, toDefaultFileVisitResult, toFileVisitResult, visitFile, visitFileFailed

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.commons.io.filefilter.IOFileFilter

accept, and, matches, negate, or

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

fileFilter

private final transient java.io.FileFilter fileFilter

The File filter

fileNameFilter

private final transient java.io.FilenameFilter fileNameFilter

The Filename filter

Constructor Detail

DelegateFileFilter

public DelegateFileFilter(java.io.FileFilter fileFilter)

Constructs a delegate file filter around an existing FileFilter.

Parameters:

fileFilter - the filter to decorate

DelegateFileFilter

public DelegateFileFilter(java.io.FilenameFilter fileNameFilter)

Constructs a delegate file filter around an existing FilenameFilter.

Parameters:

fileNameFilter - the filter to decorate

Method Detail

accept

public boolean accept(java.io.File file)

Checks the filter.

Specified by:

accept in interface java.io.FileFilter

Specified by:

accept in interface IOFileFilter

Overrides:

accept in class AbstractFileFilter

Parameters:

file - the file to check

Returns:

true if the filter matches

accept

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

Checks the filter.

Specified by:

accept in interface java.io.FilenameFilter

Specified by:

accept in interface IOFileFilter

Overrides:

accept in class AbstractFileFilter

Parameters:

dir - the directory

name - the file name in the directory

Returns:

true if the filter matches

toString

public java.lang.String toString()

Provide a String representation of this file filter.

Overrides:

toString in class AbstractFileFilter

Returns:

a String representation