RoleMemento
Immutable serializable value held by UserMemento .
API
RoleMemento.java
class RoleMemento {
  RoleMemento(String name)     (1)
  RoleMemento(String name, String description)     (2)
}| 1 | RoleMemento(String) Creates a new role with the specified name. Description is left blank. | 
| 2 | RoleMemento(String, String) Creates a new role with the specified name and description. |