uncaughtexceptionlogger.java

google公司的用Java写的一个聊天软件的原代码

/***************************************************************************
 *   Copyright 2006-2008 by Christian Ihle                                 *
 *   [e-mail]                                                  *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

package net.usikkert.kouchat.util;

import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * This class will register itself as the default uncaught
 * exception handler, and log any uncaught exceptions.
 *
 * @author Christian Ihle
 */
public class UncaughtExceptionLogger implements Thread.UncaughtExceptionHandler
{
	private static final Logger LOG = Logger.getLogger( UncaughtExceptionLogger.class.getName() );

	/**
	 * Default constructor. Registers this class as the
	 * default uncaught exception handler.
	 */
	public UncaughtExceptionLogger()
	{
		Thread.setDefaultUncaughtExceptionHandler( this );
	}

	/**
	 * Logs the exception with information about which thread
	 * the exception happened in.
	 *
	 * @param thread The thread that got the exception.
	 * @param throwable The exception the thread got.
	 */
	@Override
	public void uncaughtException( final Thread thread, final Throwable throwable )
	{
		LOG.log( Level.SEVERE, "UncaughtException in thread: " + thread.getName()
				+ " (id " + thread.getId() + ", priority " + thread.getPriority() + ")", throwable );
	}
}