//tell all contexts to update the id
Handler[] contexts = _server.getChildHandlersByClass(ContextHandler.class);
for (int i=0; contexts!=null && i<contexts.length; i++)
{
SessionHandler sessionHandler = ((ContextHandler)contexts[i]).getChildHandlerByClass(SessionHandler.class);
if (sessionHandler != null)
{
SessionManager manager = sessionHandler.getSessionManager();
if (manager != null && manager instanceof MongoSessionManager)
{
((MongoSessionManager)manager).renewSessionId(oldClusterId, oldNodeId, newClusterId, getNodeId(newClusterId, request));
}