Counter counts an approximative number of messages going on the bus,

think xload, but for ivy messages. 1 second, 10 seconds, 1 minute

1 files changed, 12 insertions, 5 deletions

diff --git a/src/Probe.java b/src/Probe.java
index 6e4543b..a5238c1 100644
--- a/src/Probe.java
+++ b/src/Probe.java
@@ -1,6 +1,6 @@
 package fr.dgac.ivy ;
-import gnu.getopt.Getopt;
 import java.io.*;
+import gnu.getopt.Getopt;
 
 /**
  * terminal implementation in java of the ivyprobe.
@@ -12,9 +12,14 @@ import java.io.*;
  */
 class Probe implements IvyApplicationListener, IvyMessageListener {
 
+  /**
+   *  help message for the standalone program
+   */
+  public static final String helpmsg = "usage: java fr.dgac.ivy.Probe [options] [regexp]\n\t-b BUS\tspecifies the Ivy bus domain\n\t-q\tquiet, no tty output\n\t-d\tdebug\n\t-h\thelp\n\n\t regexp is a Perl5 compatible regular expression";
+
   public static void main(String[] args) throws IvyException {
     Probe p = new Probe();
-    Getopt opt = new Getopt("Probe",args,"b:d");
+    Getopt opt = new Getopt("Probe",args,"b:dh");
     int c;
     String domain=Ivy.getDomain(null);
     while ((c = opt.getopt()) != -1) switch (c) {
@@ -24,12 +29,14 @@ class Probe implements IvyApplicationListener, IvyMessageListener {
     case 'd':
       System.setProperty("IVY_DEBUG","yes");
       break;
+    case 'h':
     default:
+	System.out.println(helpmsg);
+	System.exit(0);
     }
     // connexion to the Bus
-    Ivy bus;
     try {
-      bus=new Ivy("JPROBE","JPROBE ready",p);
+      Ivy bus=new Ivy("JPROBE","JPROBE ready",p);
       for (int i=opt.getOptind();i<args.length;i++) {
         System.out.println("you want to subscribe to " + args[i]);
 	bus.bindMsg(args[i],p);
@@ -69,7 +76,7 @@ class Probe implements IvyApplicationListener, IvyMessageListener {
 
   public void die(IvyClient client, int id) {
    looping=false;
-   System.out.println(client.getApplicationName() + " received die msg from "+ id );
+   System.out.println("received die msg from " + client.getApplicationName() );
   }
 
   public void directMessage(IvyClient client, int id, String arg) {