From 4ffe8b84071babe544086f94c66431380d301d59 Mon Sep 17 00:00:00 2001
From: jestin
Date: Sat, 12 May 2012 14:26:08 +0000
Subject: - minor code cleanup - adds a separate file (Protocol.java)
 containing the Enum values in a proper pattern - resolved a synchronization
 bug on Ivy.stop()

---
 src/Ivy.java | 25 ++++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

(limited to 'src/Ivy.java')

diff --git a/src/Ivy.java b/src/Ivy.java
index 2a0a6d5..6f00062 100755
--- a/src/Ivy.java
+++ b/src/Ivy.java
@@ -1,5 +1,5 @@
 /**
- * a software bus package
+ * The Ivy software bus main class
  *
  * @author Yannick Jestin <a
  * href="mailto:yannick.jestin@enac.fr">yannick.jestin&enac.fr</a>
@@ -16,6 +16,8 @@
  *
  *  CHANGELOG:
  *  1.2.16
+ *    - fixes a concurent exception in the stop() method (no more
+ *    removeClient , triggered in the SendNow test)
  *    - now uses the synchronized wrappers of the Java API for all collections
  *  1.2.15
  *    - allows the fine tuning of the IvyClient socket buffersize using
@@ -139,12 +141,6 @@ import java.util.StringTokenizer;
 public class Ivy implements Runnable {
 
   /**
-   * the protocol version number.
-   */
-  public static final int PROTOCOLVERSION = 3;
-  public static final int PROTOCOLMINIMUM = 3;
-  private static final int GRACEDELAY = 200; // in milliseconds
-  /**
    * the port for the UDP rendez vous, if none is supplied.
    */
   public static final int DEFAULT_PORT = 2010;
@@ -165,7 +161,13 @@ public class Ivy implements Runnable {
    * invoked with -DIVY_DEBUG
    */
   public static final String LIBVERSION ="1.2.16";
-  public static final int TIMEOUTLENGTH = 1000;
+
+  /*
+   * private fields
+   */
+  private static final int GRACEDELAY = 200; // in milliseconds, the time to wait if we want to join a bus, send a message, and quit
+  static final int TIMEOUTLENGTH = 1000;
+
 
   private String appName;
   private int applicationPort; /* Application port number */
@@ -344,7 +346,7 @@ public class Ivy implements Runnable {
     } catch (IOException e) {
       throw new IvyException("can't open TCP service socket " + e );
     }
-    traceDebug("lib: " + LIBVERSION + " protocol: " + PROTOCOLVERSION + " TCP service open on port " + applicationPort);
+    traceDebug("lib: " + LIBVERSION + " protocol: " + Protocol.PROTOCOLVERSION + " TCP service open on port " + applicationPort);
 
     Domain[] d = parseDomains(db);
     if (d.length == 0) throw new IvyException("no domain found in " + db);
@@ -353,6 +355,7 @@ public class Ivy implements Runnable {
     for (Domain dom: d) watchers.addElement(new IvyWatcher(this , dom.domainaddr , dom.port));
     serverThread = new Thread(this);
     serverThread.setName("Ivy TCP server Thread");
+    serverThread.setDaemon(true);
     serverThread.start();
     // sends the broadcasts and listen to incoming connexions
     for (IvyWatcher iw: watchers) iw.doStart();
@@ -421,7 +424,7 @@ public class Ivy implements Runnable {
 	for (IvyClient c : clients.values()) {
 	  if (c != null) {
 	    c.close(true);
-	    removeClient(c);
+	    // removeClient(c); // useless ?
 	  }
 	}
       }
@@ -488,7 +491,7 @@ public class Ivy implements Runnable {
       traceDebug("sending "+message);
       String msg = message;
       if (doProtectNewlines) msg = IvyClient.encode(message);
-      else if ( (msg.indexOf(IvyClient.newLineChar) != -1)||(msg.indexOf(IvyClient.endArgChar) != -1))
+      else if ( (msg.indexOf(Protocol.NEWLINE) != -1)||(msg.indexOf(Protocol.ENDARG) != -1))
 	throw new IvyException("newline character not allowed in Ivy messages");
       synchronized (clients)  {
 	for ( IvyClient client : clients.values()) if (client != null) count += client.sendMsg(msg);
-- 
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