HashSessionManager sessionManager = new HashSessionManager();
SessionHandler sessionHandler = new SessionHandler(sessionManager);
HashSessionIdManager idManager = new HashSessionIdManager();
sessionManager.setIdManager(idManager);
HandlerCollection hc = new HandlerCollection();
hc.addHandler(handler);
hc.addHandler(sessionHandler);
context.setHandler(hc);
} else {
// otherwise, just the one.
context.setHandler(handler);