leasedlinemodem.java

pos机交易实现源代码 含金融卡交易8583协议实现 开发环境：linux 典型应用：嵌入系统开发 仅供参考

/*
 * Copyright (c) 2000 jPOS.org.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *    "This product includes software developed by the jPOS project 
 *    (http://www.jpos.org/)". Alternately, this acknowledgment may 
 *    appear in the software itself, if and wherever such third-party 
 *    acknowledgments normally appear.
 *
 * 4. The names "jPOS" and "jPOS.org" must not be used to endorse 
 *    or promote products derived from this software without prior 
 *    written permission. For written permission, please contact 
 *    [e-mail].
 *
 * 5. Products derived from this software may not be called "jPOS",
 *    nor may "jPOS" appear in their name, without prior written
 *    permission of the jPOS project.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  
 * IN NO EVENT SHALL THE JPOS PROJECT OR ITS CONTRIBUTORS BE LIABLE FOR 
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the jPOS Project.  For more
 * information please see <http://www.jpos.org/>.
 */

/*
 * $Log: LeasedLineModem.java,v $
 * Revision 1.5  2000/11/02 12:09:17  apr
 * Added license to every source file
 *
 * Revision 1.4  2000/04/16 23:53:03  apr
 * LogProducer renamed to LogSource
 *
 * Revision 1.3  2000/03/14 00:00:12  apr
 * Added answer method
 *
 * Revision 1.2  2000/03/01 14:44:45  apr
 * Changed package name to org.jpos
 *
 * Revision 1.1  2000/01/11 01:24:56  apr
 * moved non ISO-8583 related classes from jpos.iso to jpos.util package
 * (AntiHog LeasedLineModem LogEvent LogListener LogSource
 *  Loggeable Logger Modem RotateLogListener SimpleAntiHog SimpleDialupModem
 *  SimpleLogListener SimpleLogSource SystemMonitor V24)
 *
 * Revision 1.1  1999/11/24 18:08:56  apr
 * Added VISA 1 Support
 *
 */

package org.jpos.util;

import java.io.*;
import javax.comm.*;

public class LeasedLineModem implements Modem {
    V24 v24;

    public LeasedLineModem (V24 v24) {
	super();
	this.v24 = v24;
    }
    
    public void dial (String phoneNumber, long aproxTimeout) 
	throws IOException
    {
    }
    public void answer () throws IOException
    {
    }
    public void hangup () throws IOException {
	throw new IOException ("LeasedLine - cannot hangup");
    }
    public boolean isConnected() {
	return v24.isConnected();
    }
}