http://www.jboss.org/xnio: The API JAR of the XNIO project (JBoss by Red Hat) 
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 * Copyright 2013 Red Hat, Inc. and/or its affiliates.
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 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
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package org.xnio;

import java.io.Closeable;
import java.io.File;


File system watcher service. This watcher can be used to receive notifications about a specific path.

Author:Stuart Douglas
/**
 * File system watcher service. This watcher can be used to receive notifications about a specific path.
 *
 * @author Stuart Douglas
 */
public interface FileSystemWatcher extends Closeable {

    
Watch the given path recursively, and invoke the callback when a change is made.

Params:
  • file – The path to watch
  • callback – The callback
/**
     * Watch the given path recursively, and invoke the callback when a change is made.
     *
     * @param file The path to watch
     * @param callback The callback
     */
    public void watchPath(final File file, final FileChangeCallback callback);

    
Stop watching a path.

Params:
  • file – the path
  • callback – the callback
/**
     * Stop watching a path.
     *
     * @param file the path
     * @param callback the callback
     */
    public void unwatchPath(final File file, final FileChangeCallback callback);
}