clogger.java

SMSLib一个很有用的程序,有服务平台和收发平台

//	SMSLib for Java
//	An open-source API Library for sending and receiving SMS via a GSM modem.
//	Copyright (C) 2002-2006, Thanasis Delenikas, Athens/GREECE
//		Web Site: http://www.smslib.org
//
//	SMSLib is distributed under the LGPL license.
//
// 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.
// 
// 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.
// 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

package org.smslib;

import java.io.*;
import java.util.*;

class CLogger
{
	public static final int LOG_INFO = 1;
	public static final int LOG_WARNING = 5;
	public static final int LOG_ERROR = 10;

	public static final int LOG_ALL = 0;
	public static final int LOG_NONE = 99;

	private int level;
	private PrintStream stream;

	public CLogger()
	{
		stream = System.err;
	}

	public void setLevel(int level) { this.level = level; }

	public void setStream(String filename)
	{
		try
		{
			stream = new PrintStream(new File(filename));
		}
		catch (Exception e)
		{
			e.printStackTrace();
			stream = System.err;
		}
	}

	public void log(int level, String s)
	{
		if (level >= this.level)
		{
			switch (level)
			{
				case LOG_INFO: stream.print(">> INFO: "); break;
				case LOG_WARNING: stream.print(">> WARNING: "); break;
				case LOG_ERROR: stream.print(">> ERROR: "); break;
			}
			stream.println(s);
		}
	}
}