| Class | Description | 
|---|---|
| CheckSessionExpiration | 
 This Servlet checks the session for expiration and if the session is expired it redirects to
  
expirationURL. | 
| SetCurrentLocation | 
 This servlet is inserted in request pipeline after DynamoServlet. 
 | 
| WACheckSessionExpiration | 
 A subclass of the CheckSessionExpiration servlet that is aware of web
 applications and context root issues. 
 | 
| WASetCurrentLocation | 
 A subclass of the SetCurrentLocation servlet that is aware of web
 applications. 
 |