code: @SuppressWarnings("unchecked")
  	public void requestDestroyed(ServletRequestEvent sre) {
  		WebContext<HttpServletRequest> context = (WebContext<HttpServletRequest>) container.component(container.contexts().get(Request.class));
  		context.deassociate((HttpServletRequest) sre.getServletRequest());
  	}
docs: Deassociates the current {@code ServletRequest} from {@code Request}
  context.
  
  @param sre The event the {@code ServletRequest} is destroyed.