001-Socket-Listener-Stop.java

// You would put this is some sort of daemon thread 
// Lets you change the AtomicBoolean value to close the SocketServer


AtomicBoolean running = new AtomicBoolean(true);

ServerSocket server = new ServerSocket();

// Set the socket server timeout to something small so the server errors out fast after you
// flip the atomic boolean
server.setSoTimeout(1000); // 1 sec

try{
  
  while (running.get()) { 
    
     try {
       
       // Accept the socket
       Socket socket = server.accept(); 
       
       // do your normal socket handling thing
       
     }catch(SocketTimeoutException e){} // Do nothing. Server socket timed out
    
  }
  
}catch(IOException e){
  // print stacktrace
}finnally{
  
  if(!serverListener.isClosed()){ // Not closed yet right?
    
	  try {
		  serverListener.close(); // close...
		}catch (SocketException e) {} catch (IOException e) {}
    
	}
}