LongIdleFileChangedNotifier.java

/**
 * This file Copyright (c) 2005-2008 Aptana, Inc. This program is
 * dual-licensed under both the Aptana Public License and the GNU General
 * Public license. You may elect to use one or the other of these licenses.
 * 
 * This program is distributed in the hope that it will be useful, but
 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
 * NONINFRINGEMENT. Redistribution, except as permitted by whichever of
 * the GPL or APL you select, is prohibited.
 *
 * 1. For the GPL license (GPL), you can redistribute and/or modify this
 * program under the terms of the GNU General Public License,
 * Version 3, as published by the Free Software Foundation.  You should
 * have received a copy of the GNU General Public License, Version 3 along
 * with this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 * 
 * Aptana provides a special exception to allow redistribution of this file
 * with certain other free and open source software ("FOSS") code and certain additional terms
 * pursuant to Section 7 of the GPL. You may view the exception and these
 * terms on the web at http://www.aptana.com/legal/gpl/.
 * 
 * 2. For the Aptana Public License (APL), this program and the
 * accompanying materials are made available under the terms of the APL
 * v1.0 which accompanies this distribution, and is available at
 * http://www.aptana.com/legal/apl/.
 * 
 * You may view the GPL, Aptana's exception and additional terms, and the
 * APL in the file titled license.html at the root of the corresponding
 * plugin containing this source file.
 * 
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.ide.editors.unified;

import com.aptana.ide.editors.unified.utils.UpdaterThread;

/**
 * LongIdleFileChangedNotifier
 * 
 * @author Ingo Muschenetz
 */
public final class LongIdleFileChangedNotifier extends IdleFileChangedNotifier
{
	private static LongIdleFileChangedNotifier instance;
	
	/**
	 * The delay before we trigger any long idle events
	 */
	public static int LONG_IDLE_DELAY = 1000;

	/**
	 * LongIdleFileChangedNotifier
	 */
	private LongIdleFileChangedNotifier()
	{
		super();
	}

	/**
	 * @see com.aptana.ide.editors.unified.IdleFileChangedNotifier#init()
	 */
	protected void init()
	{
		updaterThread = new UpdaterThread(this, LONG_IDLE_DELAY, "LongIdleFileChangedNotifier"); //$NON-NLS-1$
		updaterThread.start();
	}

	/**
	 * @see com.aptana.ide.editors.unified.IdleFileChangedNotifier#fireContentChangedEvent(com.aptana.ide.editors.unified.FileContextContentEvent,
	 *      com.aptana.ide.editors.unified.IFileService)
	 */
	protected void fireContentChangedEvent(FileContextContentEvent evt, IFileService source)
	{
		((FileService) source).fireLongDelayedContentChangedEvent(evt);
	}

	/**
	 * @see com.aptana.ide.editors.unified.IdleFileChangedNotifier#instance()
	 * @return IdleFileChangedNotifier
	 */
	public static synchronized IdleFileChangedNotifier instance()
	{
		if (instance == null)
		{
			instance = new LongIdleFileChangedNotifier();
		}
		
		return instance;
	}
}