2 * Copyright 2006,2007,2010. The SimGrid Team. All rights reserved.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package.
9 import org.simgrid.msg.Msg;
10 import org.simgrid.msg.MsgException;
11 import org.simgrid.msg.Task;
12 import org.simgrid.msg.Process;
15 public class Forwarder extends Process {
17 public void main(String[] args) throws MsgException {
18 if (args.length < 3) {
19 Msg.info("Forwarder needs 3 arguments (input mailbox, first output mailbox, last one)");
20 Msg.info("Got "+args.length+" instead");
23 int input = Integer.valueOf(args[0]).intValue();
24 int firstOutput = Integer.valueOf(args[1]).intValue();
25 int lastOutput = Integer.valueOf(args[2]).intValue();
28 int slavesCount = lastOutput - firstOutput + 1;
29 Msg.info("Receiving on 'slave_"+input+"'");
31 Task task = Task.receive("slave_"+input);
33 if (task instanceof FinalizeTask) {
34 Msg.info("Got a finalize task. Let's forward that we're done.");
36 for (int cpt = firstOutput; cpt<=lastOutput; cpt++) {
37 Task tf = new FinalizeTask();
38 tf.send("slave_"+cpt);
42 int dest = firstOutput + (taskCount % slavesCount);
44 Msg.info("Sending \"" + task.getName() + "\" to \"slave_" + dest + "\"");
45 task.send("slave_"+dest);
51 Msg.info("I'm done. See you!");