Package com.alibaba.nacos.sys.file

Class WatchFileCenter

java.lang.Object

com.alibaba.nacos.sys.file.WatchFileCenter

public class WatchFileCenter
extends Object

Unified file change monitoring management center, which uses WatchService internally. One file directory corresponds to one WatchService. It can only monitor up to 32 file directories. When a file change occurs, a FileChangeEvent will be issued

Author:

liaochuntao

Constructor Summary

Constructors

Constructor	Description
WatchFileCenter()

Method Summary

Modifier and Type	Method	Description
static boolean	deregisterAllWatcher(String path)	Deregister all FileWatcher in this directory.
static boolean	deregisterWatcher(String path, FileWatcher watcher)	Deregister FileWatcher in this directory.
static boolean	registerWatcher(String paths, FileWatcher watcher)	Register FileWatcher in this directory.
static void	shutdown()	close WatchFileCenter.

Methods inherited from class java.lang.Object

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

Constructor Details

WatchFileCenter

public WatchFileCenter()

Method Details

registerWatcher

public static boolean registerWatcher(String paths,
 FileWatcher watcher)
                               throws com.alibaba.nacos.api.exception.NacosException

Register FileWatcher in this directory.

Parameters:

paths - directory

watcher - FileWatcher

Returns:

register is success

Throws:

com.alibaba.nacos.api.exception.NacosException - NacosException

deregisterAllWatcher

public static boolean deregisterAllWatcher(String path)

Deregister all FileWatcher in this directory.

Parameters:

path - directory

Returns:

deregister is success

shutdown

public static void shutdown()

close WatchFileCenter.

deregisterWatcher

public static boolean deregisterWatcher(String path,
 FileWatcher watcher)

Deregister FileWatcher in this directory.

Parameters:

path - directory

watcher - FileWatcher

Returns:

deregister is success