Index: topia/src/java/org/codelutin/topia/generators/ObjectModelToEntityImplGenerator.java
diff -u topia/src/java/org/codelutin/topia/generators/ObjectModelToEntityImplGenerator.java:1.14 topia/src/java/org/codelutin/topia/generators/ObjectModelToEntityImplGenerator.java:1.15
--- topia/src/java/org/codelutin/topia/generators/ObjectModelToEntityImplGenerator.java:1.14	Fri Jun 10 17:16:38 2005
+++ topia/src/java/org/codelutin/topia/generators/ObjectModelToEntityImplGenerator.java	Tue Jun 14 17:03:10 2005
@@ -23,9 +23,9 @@
  *
  * @author Benjamin Poussin <poussin@codelutin.com>
  * Copyright Code Lutin
- * @version $Revision: 1.14 $
+ * @version $Revision: 1.15 $
  *
- * Mise a jour: $Date: 2005/06/10 17:16:38 $
+ * Mise a jour: $Date: 2005/06/14 17:03:10 $
  * par : $Author: thimel $
  */
 
@@ -48,6 +48,8 @@
 
 public class ObjectModelToEntityImplGenerator extends TopiaAbstractObjectModelGenerator { // ObjectModelToEntityImplGenerator
 
+    private long currentHashCode = 0;
+    
     public ObjectModelToEntityImplGenerator(){
         super();
     }
@@ -95,6 +97,8 @@
     //              Attribute  <%=attribute.getName()%>
     //////////////////////////////////////////////////////////////////////
 }*/
+        currentHashCode += Math.abs(attribute.getType().hashCode());
+        currentHashCode += Math.abs(attribute.getName().hashCode());
         if (attribute.hasAssociationClass() && !Util.isNMultiplicity(attribute)) {
             //On remplace le type de l'élément par la classe d'association.
 /*{
@@ -607,7 +611,12 @@
     //   Other framework methods 
     //////////////////////////////////////////////////////////////////////
 }*/
-        generateSetAllFrameworkProperties(output, (ObjectModelClass)clazzifier);
+        currentHashCode += Math.abs(clazzifier.getQualifiedName().hashCode());
+/*{
+    protected static final long serialVersionUID = <%=currentHashCode%>L;
+}*/
+        currentHashCode = 0;
+                generateSetAllFrameworkProperties(output, (ObjectModelClass)clazzifier);
 /*{
     public <%=clazzifier.getName()%>Impl()throws TopiaException {
     }

Index: topia/src/java/org/codelutin/topia/generators/TopiaAbstractObjectModelGenerator.java
diff -u topia/src/java/org/codelutin/topia/generators/TopiaAbstractObjectModelGenerator.java:1.6 topia/src/java/org/codelutin/topia/generators/TopiaAbstractObjectModelGenerator.java:1.7
--- topia/src/java/org/codelutin/topia/generators/TopiaAbstractObjectModelGenerator.java:1.6	Fri Jun 10 08:21:57 2005
+++ topia/src/java/org/codelutin/topia/generators/TopiaAbstractObjectModelGenerator.java	Tue Jun 14 17:03:10 2005
@@ -23,9 +23,9 @@
  *
  * @author Benjamin Poussin <poussin@codelutin.com>
  * Copyright Code Lutin
- * @version $Revision: 1.6 $
+ * @version $Revision: 1.7 $
  *
- * Mise a jour: $Date: 2005/06/10 08:21:57 $
+ * Mise a jour: $Date: 2005/06/14 17:03:10 $
  * par : $Author: thimel $
  */
 
@@ -61,7 +61,7 @@
     abstract public boolean accept(ObjectModelClassifier clazz);
 
     public boolean doSecurity() {
-        return (!"false".equals(getProperty("security.skip")));
+        return ("false".equals(getProperty("security.skip")));
     }
     
     public String getFilenameForClassifier(ObjectModelClassifier clazz){