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import fr.dgac.ivy.*;
import gnu.getopt.*;
/**
* Ivy java ReadyMessage tester.
*
* @author Francois-Regis Colin <mailto:fcolin@cena.fr>
*
* (c) CENA
*
* usage: java TestReady & java TestReady -o
*
*/
class TestReady implements IvyApplicationListener {
static String me = "A";
static String other = "B";
static String ready_message = "A ready";
static String ready_bind = "^B ready";
private Ivy bus;
private class Ready implements IvyMessageListener {
public void receive (IvyClient app, String[] args)
{
int count = 0;
try {
count = bus.sendMsg ("are you there "+app.getApplicationName());
}
catch (IvyException ie) {
System.err.println("can't sendMsg" + ie.getMessage());
}
System.out.println("Application "+me+" received '"+ready_bind+"' from "+app.getApplicationName()+
" sent question 'are you there "+app.getApplicationName()+"'= "+ count );
}
}
private class Question implements IvyMessageListener {
public void receive (IvyClient app, String[] args)
{
int count = 0;
try {
count = bus.sendMsg ("yes i am "+me);
}
catch (IvyException ie) {
System.err.println("can't sendMsg" + ie.getMessage());
}
System.out.println("Application "+me+" Reply to "+app.getApplicationName()+" are you there = "+count );
}
}
private class Reply implements IvyMessageListener {
public void receive (IvyClient app, String[] args)
{
System.out.println("Application "+app.getApplicationName()+" Reply to our question! "+args[0]);
}
}
TestReady(String domain) {
try {
bus = new Ivy(me, ready_message, this);
bus.bindMsg (ready_bind, new Ready());
bus.bindMsg ("^are you there "+me, new Question());
bus.bindMsg ("^(yes i am "+other+")", new Reply());
bus.start(domain);
} catch (IvyException ie) {
System.err.println("can't run the Ivy bus" + ie.getMessage());
}
}
public void disconnect(IvyClient client) {
}
public void directMessage(IvyClient client, int id, String msgarg) {
}
public void connect(IvyClient client) {
}
public void die(IvyClient client, int id, String msg) {
System.out.println("argh. cya " + msg);
}
public static void main(String args[]) {
Getopt opt = new Getopt("TestReady",args,"b:o");
String domain=Ivy.getDomain(null);
int c;
boolean swap = false;
while ((c = opt.getopt()) != -1) switch (c) {
case 'b':
domain=opt.getOptarg();
break;
case 'o':
swap=true;
break;
default:
System.exit(0);
}
if (swap) {
me = "B";
other = "A";
ready_message = "B ready";
ready_bind = "^A ready";
}
System.out.println("I am "+me);
new TestReady(domain);
}
}
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