1 /* Copyright (c) 2006-2014. The SimGrid Team.
2 * 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.Host;
10 import org.simgrid.msg.Msg;
11 import org.simgrid.msg.MsgException;
12 import org.simgrid.msg.Task;
13 import org.simgrid.msg.Process;
16 public class Forwarder extends Process {
17 public Forwarder(Host host, String name, String[]args) {
18 super(host,name,args);
20 public void main(String[] args) throws MsgException {
21 if (args.length < 3) {
22 Msg.info("Forwarder needs 3 arguments (input mailbox, first output mailbox, last one)");
23 Msg.info("Got "+args.length+" instead");
26 int input = Integer.valueOf(args[0]).intValue();
27 int firstOutput = Integer.valueOf(args[1]).intValue();
28 int lastOutput = Integer.valueOf(args[2]).intValue();
31 int slavesCount = lastOutput - firstOutput + 1;
32 Msg.info("Receiving on 'slave_"+input+"'");
34 Task task = Task.receive("slave_"+input);
36 if (task instanceof FinalizeTask) {
37 Msg.info("Got a finalize task. Let's forward that we're done.");
39 for (int cpt = firstOutput; cpt<=lastOutput; cpt++) {
40 Task tf = new FinalizeTask();
41 tf.send("slave_"+cpt);
45 int dest = firstOutput + (taskCount % slavesCount);
47 Msg.info("Sending \"" + task.getName() + "\" to \"slave_" + dest + "\"");
48 task.send("slave_"+dest);
54 Msg.info("I'm done. See you!");