Package com.sun.jna.platform

Class FileMonitor

java.lang.Object

com.sun.jna.platform.FileMonitor

Direct Known Subclasses:

W32FileMonitor

public abstract class FileMonitor
extends Object

Provides notification of file system changes. Actual capabilities may vary slightly by platform.

Watched files which are removed from the filesystem are no longer watched.

Author:

twall

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	FileMonitor.FileEvent
static interface	FileMonitor.FileListener

Field Summary

Fields

Modifier and Type	Field	Description
static final int	FILE_ACCESSED
static final int	FILE_ANY
static final int	FILE_ATTRIBUTES_CHANGED
static final int	FILE_CREATED
static final int	FILE_DELETED
static final int	FILE_MODIFIED
static final int	FILE_NAME_CHANGED_NEW
static final int	FILE_NAME_CHANGED_OLD
static final int	FILE_RENAMED
static final int	FILE_SECURITY_CHANGED
static final int	FILE_SIZE_CHANGED

Constructor Summary

Constructors

Constructor	Description
FileMonitor()

Method Summary

Modifier and Type	Method	Description
void	addFileListener(FileMonitor.FileListener listener)
void	addWatch(File dir)
void	addWatch(File dir, int mask)
void	addWatch(File dir, int mask, boolean recursive)
abstract void	dispose()
protected void	finalize()
static FileMonitor	getInstance()
protected void	notify(FileMonitor.FileEvent e)
void	removeFileListener(FileMonitor.FileListener x)
void	removeWatch(File file)
protected abstract void	unwatch(File file)
protected abstract void	watch(File file, int mask, boolean recursive)

Methods inherited from class java.lang.Object

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

Field Details

FILE_CREATED

public static final int FILE_CREATED

See Also:

• Constant Field Values

FILE_DELETED

public static final int FILE_DELETED

See Also:

• Constant Field Values

FILE_MODIFIED

public static final int FILE_MODIFIED

See Also:

• Constant Field Values

FILE_ACCESSED

public static final int FILE_ACCESSED

See Also:

• Constant Field Values

FILE_NAME_CHANGED_OLD

public static final int FILE_NAME_CHANGED_OLD

See Also:

• Constant Field Values

FILE_NAME_CHANGED_NEW

public static final int FILE_NAME_CHANGED_NEW

See Also:

• Constant Field Values

FILE_RENAMED

public static final int FILE_RENAMED

See Also:

• Constant Field Values

FILE_SIZE_CHANGED

public static final int FILE_SIZE_CHANGED

See Also:

• Constant Field Values

FILE_ATTRIBUTES_CHANGED

public static final int FILE_ATTRIBUTES_CHANGED

See Also:

• Constant Field Values

FILE_SECURITY_CHANGED

public static final int FILE_SECURITY_CHANGED

See Also:

• Constant Field Values

FILE_ANY

public static final int FILE_ANY

See Also:

• Constant Field Values

Constructor Details

FileMonitor

public FileMonitor()

Method Details

watch

protected abstract void watch(File file,
 int mask,
 boolean recursive)
                       throws IOException

Throws:

IOException

unwatch

protected abstract void unwatch(File file)

dispose

public abstract void dispose()

addWatch

public void addWatch(File dir)
              throws IOException

Throws:

IOException

addWatch

public void addWatch(File dir,
 int mask)
              throws IOException

Throws:

IOException

addWatch

public void addWatch(File dir,
 int mask,
 boolean recursive)
              throws IOException

Throws:

IOException

removeWatch

public void removeWatch(File file)

notify

protected void notify(FileMonitor.FileEvent e)

addFileListener

public void addFileListener(FileMonitor.FileListener listener)

removeFileListener

public void removeFileListener(FileMonitor.FileListener x)

finalize

protected void finalize()

Overrides:

finalize in class Object

getInstance

public static FileMonitor getInstance()