[Gridsim-commits] SF.net SVN: gridsim:[200] trunk/source/gridsim/net

[<sul...@us...>]

Revision: 200
          http://gridsim.svn.sourceforge.net/gridsim/?rev=200&view=rev
Author:   sulistio
Date:     2008-08-12 02:53:06 +0000 (Tue, 12 Aug 2008)

Log Message:
-----------
create a new static variable MAX_HOP_COUNT in Router.java. 
Aim: you can set this variable to a higher number for a large network topology.

Modified Paths:
--------------
    trunk/source/gridsim/net/FloodingRouter.java
    trunk/source/gridsim/net/RIPRouter.java
    trunk/source/gridsim/net/Router.java
    trunk/source/gridsim/net/flow/FlowRouter.java

Modified: trunk/source/gridsim/net/FloodingRouter.java
===================================================================
--- trunk/source/gridsim/net/FloodingRouter.java	2008-08-06 04:10:21 UTC (rev 199)
+++ trunk/source/gridsim/net/FloodingRouter.java	2008-08-12 02:53:06 UTC (rev 200)
@@ -642,7 +642,7 @@
         FloodAdPack ad = (FloodAdPack)ev.get_data();
 
         // prevent count-to-infinity
-        if (ad.getHopCount() > 15) {
+        if (ad.getHopCount() > Router.MAX_HOP_COUNT) {
             return;
         }
 

Modified: trunk/source/gridsim/net/RIPRouter.java
===================================================================
--- trunk/source/gridsim/net/RIPRouter.java	2008-08-06 04:10:21 UTC (rev 199)
+++ trunk/source/gridsim/net/RIPRouter.java	2008-08-12 02:53:06 UTC (rev 200)
@@ -642,7 +642,7 @@
         RIPAdPack ad = (RIPAdPack)ev.get_data();
 
         // prevent count-to-infinity
-        if (ad.getHopCount() > 15) {
+        if (ad.getHopCount() > Router.MAX_HOP_COUNT) {
             return;
         }
 

Modified: trunk/source/gridsim/net/Router.java
===================================================================
--- trunk/source/gridsim/net/Router.java	2008-08-06 04:10:21 UTC (rev 199)
+++ trunk/source/gridsim/net/Router.java	2008-08-12 02:53:06 UTC (rev 200)
@@ -59,6 +59,14 @@
  */
 public abstract class Router extends Sim_entity
 {
+    /** An attribute that denotes the maximum number of hopcount used for 
+     * advertising adjacent routers. The default value is 15.
+     * This attribute is used to prevent from a count-to-infinity scenario.
+     * Note that if you have a large topology with many routers, you can
+     * set this attribute to a higher number.
+     */
+    public static int MAX_HOP_COUNT = 15;
+
     /** An attribute that logs incoming and outgoing packets into a file.
      * Use {@link #write(String)} to log or record the information.
      */

Modified: trunk/source/gridsim/net/flow/FlowRouter.java
===================================================================
--- trunk/source/gridsim/net/flow/FlowRouter.java	2008-08-06 04:10:21 UTC (rev 199)
+++ trunk/source/gridsim/net/flow/FlowRouter.java	2008-08-12 02:53:06 UTC (rev 200)
@@ -647,7 +647,7 @@
         RIPAdPack ad = (RIPAdPack)ev.get_data();
 
         // prevent count-to-infinity
-        if (ad.getHopCount() > 15) {
+        if (ad.getHopCount() > Router.MAX_HOP_COUNT) {
             return;
         }
 


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