org.apache.commons.vfs2.filter

Class AndFileFilter

java.lang.Object

org.apache.commons.vfs2.filter.AndFileFilter

All Implemented Interfaces:

java.io.Serializable, FileFilter, ConditionalFileFilter

public class AndFileFilter
extends java.lang.Object
implements FileFilter, ConditionalFileFilter, java.io.Serializable

A filter providing conditional AND logic across a list of file filters. This filter returns true if all filters in the list return true. Otherwise, it returns false. Checking of the file filter list stops when the first filter returns false.

Since:

2.4

See Also:

"http://commons.apache.org/proper/commons-io/", Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.List<FileFilter>	fileFilters The list of file filters.
private static long	serialVersionUID

Constructor Summary

Constructors

Constructor and Description
AndFileFilter() Default constructor.
AndFileFilter(FileFilter... filters) Constructs a new file filter that ANDs the result of other filters.
AndFileFilter(java.util.List<FileFilter> fileFilters) Constructs a new instance of AndFileFilter with the specified list of filters.

Method Summary

Modifier and Type	Method and Description
boolean	accept(FileSelectInfo fileInfo) Determines if a file or folder should be selected.
void	addFileFilter(FileFilter fileFilter) Adds the specified file filter to the list of file filters at the end of the list.
java.util.List<FileFilter>	getFileFilters() Returns this conditional file filter's list of file filters.
boolean	removeFileFilter(FileFilter fileFilter) Removes the specified file filter.
void	setFileFilters(java.util.List<FileFilter> fileFilters) Sets the list of file filters, replacing any previously configured file filters on this filter.
java.lang.String	toString() Provide a String representation of this file filter.

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

fileFilters

private final java.util.List<FileFilter> fileFilters

The list of file filters.

Constructor Detail

AndFileFilter

public AndFileFilter()

Default constructor.

AndFileFilter

public AndFileFilter(FileFilter... filters)

Constructs a new file filter that ANDs the result of other filters.

Parameters:

filters - array of filters, must not be null or empty

AndFileFilter

public AndFileFilter(java.util.List<FileFilter> fileFilters)

Constructs a new instance of AndFileFilter with the specified list of filters.

Parameters:

fileFilters - a List of FileFilter instances, copied, null ignored

Method Detail

accept

public boolean accept(FileSelectInfo fileInfo)
               throws FileSystemException

Description copied from interface: FileFilter

Determines if a file or folder should be selected.

Specified by:

accept in interface FileFilter

Parameters:

fileInfo - the file or folder to select.

Returns:

true if the file should be selected.

Throws:

FileSystemException - Thrown for file system errors (since 2.4.)

addFileFilter

public void addFileFilter(FileFilter fileFilter)

Description copied from interface: ConditionalFileFilter

Adds the specified file filter to the list of file filters at the end of the list.

Specified by:

addFileFilter in interface ConditionalFileFilter

Parameters:

fileFilter - the filter to be added

getFileFilters

public java.util.List<FileFilter> getFileFilters()

Description copied from interface: ConditionalFileFilter

Returns this conditional file filter's list of file filters.

Specified by:

getFileFilters in interface ConditionalFileFilter

Returns:

the file filter list

removeFileFilter

public boolean removeFileFilter(FileFilter fileFilter)

Description copied from interface: ConditionalFileFilter

Removes the specified file filter.

Specified by:

removeFileFilter in interface ConditionalFileFilter

Parameters:

fileFilter - filter to be removed

Returns:

true if the filter was found in the list, false otherwise

setFileFilters

public void setFileFilters(java.util.List<FileFilter> fileFilters)

Description copied from interface: ConditionalFileFilter

Sets the list of file filters, replacing any previously configured file filters on this filter.

Specified by:

setFileFilters in interface ConditionalFileFilter

Parameters:

fileFilters - the list of filters

toString

public java.lang.String toString()

Provide a String representation of this file filter.

Overrides:

toString in class java.lang.Object

Returns:

a String representation