org.opoo.press.file

Class WatchableDirectory

java.lang.Object

org.apache.commons.io.monitor.FileAlterationListenerAdaptor

org.opoo.press.file.WatchableDirectory

All Implemented Interfaces:

org.apache.commons.io.monitor.FileAlterationListener, Watchable

public class WatchableDirectory
extends org.apache.commons.io.monitor.FileAlterationListenerAdaptor
implements Watchable

Author:

Alex Lin

Constructor Summary

Constructors

Constructor and Description
WatchableDirectory(File directory) Construct an observer for the specified directory.
WatchableDirectory(File directory, FileFilter fileFilter) Construct an observer for the specified directory and file filter.
WatchableDirectory(String directoryName) Construct an observer for the specified directory.
WatchableDirectory(String directoryName, FileFilter fileFilter) Construct an observer for the specified directory and file filter.

Method Summary

Methods

Modifier and Type	Method and Description
Result	check() Check file alteration.
void	destroy() Final processing.
void	initialize() Initialize the observer.
void	onFileChange(File file)
void	onFileCreate(File file)
void	onFileDelete(File file)

Methods inherited from class org.apache.commons.io.monitor.FileAlterationListenerAdaptor

onDirectoryChange, onDirectoryCreate, onDirectoryDelete, onStart, onStop

Methods inherited from class java.lang.Object

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

Constructor Detail

WatchableDirectory

public WatchableDirectory(String directoryName)

Construct an observer for the specified directory.

Parameters:

directoryName - the name of the directory to observe

WatchableDirectory

public WatchableDirectory(String directoryName,
                  FileFilter fileFilter)

Construct an observer for the specified directory and file filter.

Parameters:

directoryName - the name of the directory to observe

fileFilter - The file filter or null if none

WatchableDirectory

public WatchableDirectory(File directory)

Construct an observer for the specified directory.

Parameters:

directory - the directory to observe

WatchableDirectory

public WatchableDirectory(File directory,
                  FileFilter fileFilter)

Construct an observer for the specified directory and file filter.

Parameters:

directory - the directory to observe

fileFilter - The file filter or null if none

Method Detail

initialize

public void initialize()

Description copied from interface: Watchable

Initialize the observer.

Specified by:

initialize in interface Watchable

check

public Result check()

Description copied from interface: Watchable

Check file alteration.

Specified by:

check in interface Watchable

Returns:

destroy

public void destroy()

Description copied from interface: Watchable

Final processing.

Specified by:

destroy in interface Watchable

onFileCreate

public void onFileCreate(File file)

Specified by:

onFileCreate in interface org.apache.commons.io.monitor.FileAlterationListener

Overrides:

onFileCreate in class org.apache.commons.io.monitor.FileAlterationListenerAdaptor

onFileChange

public void onFileChange(File file)

Specified by:

onFileChange in interface org.apache.commons.io.monitor.FileAlterationListener

Overrides:

onFileChange in class org.apache.commons.io.monitor.FileAlterationListenerAdaptor

onFileDelete

public void onFileDelete(File file)

Specified by:

onFileDelete in interface org.apache.commons.io.monitor.FileAlterationListener

Overrides:

onFileDelete in class org.apache.commons.io.monitor.FileAlterationListenerAdaptor