| Attribute | If a view handler parameter is annotated with  Attribute, the servlet attribute
 with the given name passed in. | 
| Cookie | Annotates a parameter of the view handler. | 
| Optional | If a view handler parameter is annotated with  Optional, it also accepts
  null if there is no matching parameter value. | 
| Parameter | Annotates a parameter of the view handler. | 
| PathPart | Annotates a view handler method parameter. | 
| Qualifier | Annotates a String parameter of the view handler. | 
| SessionId | Annotates a String parameter that will contain an unique identifier for the current
 HTTP session, or nullif there
 is no session. | 
| View | A view handler method is annotated with  View. | 
| ViewGroup |  | 
| ViewHandler | Spring beans annotated with  ViewHandler contain one or more view handler
 methods annotated with either  View or  ViewGroup. |