@Override
protected Void doRun() throws InterruptedException, SuspendExecution {
Actor pong = getActor("pong");
System.out.println("pong is "+pong);
while (i-- > 0) {
pong.send(new RepliableMessage("ping",this));
RepliableMessage<String> msg = receive();
System.out.println("ping received "+msg.data);
}
pong.send(new RepliableMessage("finished",null));
return null;