Package org.opennms.netmgt.provision.persist

Class DirectoryWatcher<T>

java.lang.Object

org.opennms.netmgt.provision.persist.DirectoryWatcher<T>

Type Parameters:

T - the object representation of the file

All Implemented Interfaces:

Closeable, AutoCloseable, Runnable

public class DirectoryWatcher<T>
extends Object
implements Runnable, Closeable

The Class DirectoryWatcher.

Author:

Alejandro Galue

Constructor Summary

Constructors

Constructor	Description
DirectoryWatcher(File directory, FileReloadCallback<T> loader)	Instantiates a new directory watcher.

Method Summary

Modifier and Type	Method	Description
void	close()
Set<String>	getBaseNamesWithExtension(String extension)	Gets the base names with extension.
T	getContents(String fileName)	Gets the contents.
Set<String>	getFileNames()	Gets the file names.
void	join()	Join.
void	run()
void	start()	Start.
void	stop()	Stop.

Methods inherited from class java.lang.Object

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

Constructor Detail

DirectoryWatcher

public DirectoryWatcher(File directory,
                        FileReloadCallback<T> loader)
                 throws InterruptedException

Instantiates a new directory watcher.

Parameters:

directory - the directory

loader - the loader

Throws:

InterruptedException - the interrupted exception

Method Detail

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException

join

public void join()
          throws InterruptedException

Join.

Throws:

InterruptedException - the interrupted exception

run

public void run()

Specified by:

run in interface Runnable

start

public void start()
           throws InterruptedException

Start.

Throws:

InterruptedException - the interrupted exception

stop

public void stop()
          throws InterruptedException

Stop.

Throws:

InterruptedException - the interrupted exception

getFileNames

public Set<String> getFileNames()

Gets the file names.

Returns:

the file names

getBaseNamesWithExtension

public Set<String> getBaseNamesWithExtension(String extension)

Gets the base names with extension.

Parameters:

extension - the extension

Returns:

the base names with extension

getContents

public T getContents(String fileName)
              throws FileNotFoundException

Gets the contents.

Parameters:

fileName - the file name

Returns:

the contents

Throws:

FileNotFoundException - the file not found exception