Index: topia2/src/java/org/codelutin/topia/persistence/TopiaDAO.java
diff -u topia2/src/java/org/codelutin/topia/persistence/TopiaDAO.java:1.1.1.1 topia2/src/java/org/codelutin/topia/persistence/TopiaDAO.java:1.2
--- topia2/src/java/org/codelutin/topia/persistence/TopiaDAO.java:1.1.1.1	Mon Jan  2 13:54:35 2006
+++ topia2/src/java/org/codelutin/topia/persistence/TopiaDAO.java	Wed Jan  4 13:21:51 2006
@@ -23,9 +23,9 @@
  * Created: 30 déc. 2005 03:00:57
  *
  * @author poussin
- * @version $Revision: 1.1.1.1 $
+ * @version $Revision: 1.2 $
  *
- * Last update: $Date: 2006/01/02 13:54:35 $
+ * Last update: $Date: 2006/01/04 13:21:51 $
  * by : $Author: bpoussin $
  */
 
@@ -34,8 +34,9 @@
 import java.util.List;
 import java.util.Map;
 
-import org.codelutin.topia.TopiaContext;
 import org.codelutin.topia.TopiaException;
+import org.codelutin.topia.event.TopiaEntityListener;
+import org.codelutin.topia.framework.TopiaContextImplementor;
 
 /**
  * @author poussin
@@ -45,19 +46,30 @@
 public interface TopiaDAO<Entity extends TopiaEntity> {
 
     /**
-     * When TopiaContext create the TopiaDAOHibernate, it must call this method just
+     * When TopiaContextImpl create the TopiaDAOHibernate, it must call this method just
      * after
      * 
      * @param entityClass
      */
-    public void init(TopiaContext context, Class<Entity> entityClass) throws TopiaException;
+    public void init(TopiaContextImplementor context, Class<Entity> entityClass) throws TopiaException;
 
     /**
      * @return Returns the context.
      */
-    public abstract TopiaContext getContext();
+    public abstract TopiaContextImplementor getContext();
 
     /**
+     * Adds a new TopiaEntityListener to the subscribers list.
+     * @param l - the TopiaEntityListener to add to the subscribers list.
+     */
+    public void addTopiaEntityListener(TopiaEntityListener l);
+    
+    /**
+     * Removes a TopiaEntityListener from the subscribers list.
+     * @param l - the TopiaEntityListener to remove from the subscribers.
+     */
+    public void removeTopiaEntityListener(TopiaEntityListener l);
+    /**
      *  appelé lorsque le context a eu un commit de fait
      *  TODO il faudrait peut-etre plutot faire un commit a deux phase
      *  car plusieurs type de persistence peuvent etre melangé, et il 

Index: topia2/src/java/org/codelutin/topia/persistence/TopiaDAOAbstract.java
diff -u topia2/src/java/org/codelutin/topia/persistence/TopiaDAOAbstract.java:1.1.1.1 topia2/src/java/org/codelutin/topia/persistence/TopiaDAOAbstract.java:1.2
--- topia2/src/java/org/codelutin/topia/persistence/TopiaDAOAbstract.java:1.1.1.1	Mon Jan  2 13:54:35 2006
+++ topia2/src/java/org/codelutin/topia/persistence/TopiaDAOAbstract.java	Wed Jan  4 13:21:51 2006
@@ -23,9 +23,9 @@
  * Created: 31 déc. 2005 13:10:34
  *
  * @author poussin
- * @version $Revision: 1.1.1.1 $
+ * @version $Revision: 1.2 $
  *
- * Last update: $Date: 2006/01/02 13:54:35 $
+ * Last update: $Date: 2006/01/04 13:21:51 $
  * by : $Author: bpoussin $
  */
 
@@ -43,8 +43,9 @@
 import org.apache.commons.lang.ObjectUtils;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
-import org.codelutin.topia.TopiaContext;
 import org.codelutin.topia.TopiaException;
+import org.codelutin.topia.event.TopiaEntityListener;
+import org.codelutin.topia.framework.TopiaContextImplementor;
 import org.codelutin.topia.persistence.hibernate.TopiaDAOHibernate;
 import org.hibernate.HibernateException;
 import org.hibernate.metadata.ClassMetadata;
@@ -72,15 +73,15 @@
 
     protected Class<Entity> entityClass = null;
 
-    protected TopiaContext context = null;
+    protected TopiaContextImplementor context = null;
 
     /**
-     * When TopiaContext create the TopiaDAOHibernate, it must call this method just
+     * When TopiaContextImpl create the TopiaDAOHibernate, it must call this method just
      * after
      * 
      * @param entityClass
      */
-    public void init(TopiaContext context, Class<Entity> entityClass) throws TopiaException {
+    public void init(TopiaContextImplementor context, Class<Entity> entityClass) throws TopiaException {
         log.debug("init dao for " + entityClass.getName());
         this.context = context;
         this.entityClass = entityClass;
@@ -89,7 +90,7 @@
     /* (non-Javadoc)
      * @see org.codelutin.topia.TopiaDAO#getContext()
      */
-    public TopiaContext getContext() {
+    public TopiaContextImplementor getContext() {
         return context;
     }
     
@@ -128,6 +129,15 @@
         return result;
     }
 
+    public void addTopiaEntityListener(TopiaEntityListener l) {
+        getContext().getListeners().add(entityClass, l);
+    }
+
+    public void removeTopiaEntityListener(TopiaEntityListener l) {
+        getContext().getListeners().remove(entityClass, l);
+    }
+
+    
     /**
      * Par defaut ne fait rien
      */

Index: topia2/src/java/org/codelutin/topia/persistence/TopiaDAODelegator.java
diff -u topia2/src/java/org/codelutin/topia/persistence/TopiaDAODelegator.java:1.1.1.1 topia2/src/java/org/codelutin/topia/persistence/TopiaDAODelegator.java:1.2
--- topia2/src/java/org/codelutin/topia/persistence/TopiaDAODelegator.java:1.1.1.1	Mon Jan  2 13:54:35 2006
+++ topia2/src/java/org/codelutin/topia/persistence/TopiaDAODelegator.java	Wed Jan  4 13:21:51 2006
@@ -23,9 +23,9 @@
  * Created: 30 déc. 2005 22:28:48
  *
  * @author poussin
- * @version $Revision: 1.1.1.1 $
+ * @version $Revision: 1.2 $
  *
- * Last update: $Date: 2006/01/02 13:54:35 $
+ * Last update: $Date: 2006/01/04 13:21:51 $
  * by : $Author: bpoussin $
  */
 
@@ -34,8 +34,9 @@
 import java.util.List;
 import java.util.Map;
 
-import org.codelutin.topia.TopiaContext;
 import org.codelutin.topia.TopiaException;
+import org.codelutin.topia.event.TopiaEntityListener;
+import org.codelutin.topia.framework.TopiaContextImplementor;
 
 
 /**
@@ -72,19 +73,27 @@
     }
 
     /* (non-Javadoc)
-     * @see org.codelutin.topia.TopiaDAO#init(org.codelutin.topia.TopiaContext, java.lang.Class)
+     * @see org.codelutin.topia.TopiaDAO#init(org.codelutin.topia.TopiaContextImpl, java.lang.Class)
      */
-    public void init(TopiaContext context, Class entityClass) throws TopiaException {
+    public void init(TopiaContextImplementor context, Class entityClass) throws TopiaException {
         // rien a faire cette methode a ete appele sur le parentDAO
     }
 
     /* (non-Javadoc)
      * @see org.codelutin.topia.TopiaDAO#getContext()
      */
-    public TopiaContext getContext() {        
+    public TopiaContextImplementor getContext() {        
         return getParentDAO().getContext();
     }
 
+    public void addTopiaEntityListener(TopiaEntityListener l) {
+        getParentDAO().addTopiaEntityListener(l);
+    }
+
+    public void removeTopiaEntityListener(TopiaEntityListener l) {
+        getParentDAO().removeTopiaEntityListener(l);
+    }
+
     public void commitTransaction() throws TopiaException {
         getParentDAO().commitTransaction();
     }