Index: lams_common/src/java/org/lamsfoundation/lams/usermanagement/Role.java
===================================================================
diff -u -re0ee3b559261a7e571f15d973e23bfc442b83951 -r0563d5469dfc82c4d195bc449f2ec9bb878b441f
--- lams_common/src/java/org/lamsfoundation/lams/usermanagement/Role.java	(.../Role.java)	(revision e0ee3b559261a7e571f15d973e23bfc442b83951)
+++ lams_common/src/java/org/lamsfoundation/lams/usermanagement/Role.java	(.../Role.java)	(revision 0563d5469dfc82c4d195bc449f2ec9bb878b441f)
@@ -35,7 +35,7 @@
  *         table="lams_role"
  *     
 */
-public class Role implements Serializable {
+public class Role implements Serializable,Comparable{
 
 	public static final String LEARNER = "LEARNER";
 	
@@ -198,6 +198,11 @@
             .append(this.getRoleId(), castOther.getRoleId())
             .isEquals();
     }
+    
+    public int compareTo(Object role){
+    	Role r = (Role)role;
+	    return name.compareTo(r.getName());
+    }
 
     public int hashCode() {
         return new HashCodeBuilder()