// Example by Tom Igoe 
// Creates a server that prints new client's IP addresses. 
 
import processing.net.*; 
 
int port = 10002;   
Server myServer;    
 
void setup() 
{ 
  size(400, 400); 
  background(0); 
  myServer = new Server(this, port); // Starts a server on port 10002 
} 
 
void draw() { 
  // Nothing happens here, everything happens inside ServerEvent() 
} 
 
// ServerEvent message is generated when a new client connects 
// to an existing server. 
void serverEvent(Server someServer, Client someClient) { 
  println("We have a new client: " + someClient.ip()); 
}