clientloggerthread.java

主要是对串口驱动的的一些控制源码！！！ 在下载javacomm20-win32.zip后就可以使用。

/**
 * $Log: ClientLoggerThread.java,v $
 * Revision 1.2  2003/02/01 16:28:46  willaxt
 * removed unneccessary static fields
 *
 * Revision 1.1  2003/01/16 13:11:41  mwulff
 * initial version
 *
 * Revision 1.4  2002/12/20 18:51:18  mwulff
 * no message
 *
 * Revision 1.3  2002/12/14 22:43:08  mwulff
 * no message
 *
 * Revision 1.2  2002/12/13 20:07:42  mwulff
 * no message
 *
 * Revision 1.1  2002/12/09 18:05:25  mwulff
 * initial version
 *
 */
package de.fhm.jkf.comm.sv;

import java.util.Vector;

import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.apache.log4j.spi.LoggingEvent;

import de.fhm.jkf.resource.sv.RemoteManager;

/**
 * @author	marten wulff
 * 
 * * <br><br><center><table border="1" width="80%"><hr>
 * <strong><a href="http://jkf.sourceforge.net">The JKF Project</a></strong>
 * <p>
 * Copyright (C) 2002 by Marten Wulff
 * <p>
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * <p>
 * This library 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
 * Lesser General Public License for more details.
 * <p>
 * You should have received a copy of the <a href="http://www.gnu.org/copyleft/lesser.html">
 * GNU Lesser General Public License</a> along with this library; if not, write to
 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA  02111-1307  USA
 * <hr></table></center>
 */
class ClientLoggerThread extends Thread {

	// Logging
	private Logger logger = Logger.getLogger(ClientLoggerThread.class);	

	private static final String THREAD_NAME = "JKFClientLoggerThread";
	
	private Vector logMessages = null;
	private Logger loggerToUse = null;
		
	ClientLoggerThread(Vector logMessages, Logger loggerToUse) {
		super(THREAD_NAME);
		
		this.logMessages = logMessages;
		this.loggerToUse = loggerToUse;
	}
	
	
	/**
	 * Run method for handling client log messages.
	 * It's ensured, that only LoggingEvents are logged,
	 * which Level is greater or equal to the Level of
	 * the Logger which is responsible for logging 
	 * client messages.
	 */
	public void run() {
		if(logger.isDebugEnabled()) {
			logger.debug("Starting client logging ...");
		}
		
		// iterate over the buffer that contains the remote
		// LoggingEvents and check if the level of the
		// remote LoggingEvent is greater or equals to
		// current remote log level.
		LoggingEvent ev = null;
		Level clientLogLevel = RemoteManager.instance().getClientLogLevel();

		for (int i = 0; i < logMessages.size(); i++) {
			ev = (LoggingEvent) logMessages.elementAt(i);
			if (ev.getLevel().isGreaterOrEqual(clientLogLevel)) {
				loggerToUse.callAppenders(ev);
			}
		}
	
			
		if(logger.isDebugEnabled()) {
			logger.debug("Finished client logging ...");
		}
	}
}