[Jason-developers] SF.net SVN: jason:[1608] trunk/src/jason

[<jom...@us...>]

Revision: 1608
          http://jason.svn.sourceforge.net/jason/?rev=1608&view=rev
Author:   jomifred
Date:     2010-08-18 22:24:57 +0000 (Wed, 18 Aug 2010)

Log Message:
-----------
change the CircListener methods

Modified Paths:
--------------
    trunk/src/jason/asSemantics/Circumstance.java
    trunk/src/jason/bb/IndexedBB.java

Modified: trunk/src/jason/asSemantics/Circumstance.java
===================================================================
--- trunk/src/jason/asSemantics/Circumstance.java	2010-08-10 21:46:04 UTC (rev 1607)
+++ trunk/src/jason/asSemantics/Circumstance.java	2010-08-18 22:24:57 UTC (rev 1608)
@@ -65,7 +65,7 @@
     
     private Map<String, Intention>     PI; // pending intentions, intentions suspended by any other reason                                                        
 
-    private List<CircumstanceListener> listeners = null; 
+    private List<CircumstanceListener> listeners = new CopyOnWriteArrayList<CircumstanceListener>(); 
 
     public Circumstance() {
         create();
@@ -152,21 +152,22 @@
     /** Listeners */
 
     public void addEventListener(CircumstanceListener el) {
-        if (listeners == null)
-            listeners = new CopyOnWriteArrayList<CircumstanceListener>();
+        //if (listeners == null)
+        //    listeners = new CopyOnWriteArrayList<CircumstanceListener>();
         listeners.add(el);
     }
 
     public void removeEventListener(CircumstanceListener el) {
         if (el != null) {
             listeners.remove(el);
-            if (listeners.isEmpty())
-                listeners = null;
+            //if (listeners.isEmpty())
+            //    listeners = null;
         }
     }
 
     public boolean hasListener() {
-        return listeners != null && !listeners.isEmpty();
+        //return listeners != null && !listeners.isEmpty();
+        return !listeners.isEmpty();
     }
 
     public Collection<CircumstanceListener> getListeners() {

Modified: trunk/src/jason/bb/IndexedBB.java
===================================================================
--- trunk/src/jason/bb/IndexedBB.java	2010-08-10 21:46:04 UTC (rev 1607)
+++ trunk/src/jason/bb/IndexedBB.java	2010-08-18 22:24:57 UTC (rev 1608)
@@ -17,7 +17,7 @@
  * indexed for faster access.
  * 
  * <p>E.g. in a .mas2j project file:<br/>
- * <code>agents: bob beliefBaseClass agent.IndexedBB("student(key,_)", "depot(_,_,_)")</code>
+ * <code>agents: bob beliefBaseClass jason.bb.IndexedBB("student(key,_)", "depot(_,_,_)")</code>
  * <br/>
  * The belief "student/2" has the first argument as its key, so the BB will never has
  * two students with the same key. Or, two students in the BB will have two different keys.


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