/*
*
* Copyright (c) 1997-1999 Scott Oaks and Henry Wong. All Rights Reserved.
*
* Permission to use, copy, modify, and distribute this software
* and its documentation for NON-COMMERCIAL purposes and
* without fee is hereby granted.
*
* This sample source code is provided for example only,
* on an unsupported, as-is basis.
*
* AUTHOR MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
* THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
* TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE, OR NON-INFRINGEMENT. AUTHOR SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
*
* THIS SOFTWARE IS NOT DESIGNED OR INTENDED FOR USE OR RESALE AS ON-LINE
* CONTROL EQUIPMENT IN HAZARDOUS ENVIRONMENTS REQUIRING FAIL-SAFE
* PERFORMANCE, SUCH AS IN THE OPERATION OF NUCLEAR FACILITIES, AIRCRAFT
* NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL, DIRECT LIFE
* SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH THE FAILURE OF THE
* SOFTWARE COULD LEAD DIRECTLY TO DEATH, PERSONAL INJURY, OR SEVERE
* PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH RISK ACTIVITIES"). AUTHOR
* SPECIFICALLY DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR
* HIGH RISK ACTIVITIES.
*/
import java.net.*;
import java.io.*;
public class TCPServer implements Cloneable, Runnable {
Thread runner = null;
ServerSocket server = null;
Socket data = null;
boolean shouldStop = false;
public synchronized void startServer(int port) throws IOException {
if (runner == null) {
server = new ServerSocket(port);
runner = new Thread(this);
runner.start();
}
}
public synchronized void stopServer() {
if (server != null) {
shouldStop = true;
runner.interrupt();
runner = null;
try {
server.close();
} catch (IOException ioe) {}
server = null;
}
}
public void run() {
if (server != null) {
while (!shouldStop) {
try {
Socket datasocket = server.accept();
TCPServer newSocket = (TCPServer) clone();
newSocket.server = null;
newSocket.data = datasocket;
newSocket.runner = new Thread(newSocket);
newSocket.runner.start();
} catch (Exception e) {}
}
} else {
run(data);
}
}
public void run(Socket data) {
}
}
|