code: @SuppressWarnings("unchecked")
  	public IHttpSessionContext getSessionContext(com.ibm.ws.container.DeployedModule moduleConfig, WebApp webApp, ArrayList[] listeners) throws Throwable
  	{
  		//System.out.println("WebGroup createSC");
  		return ((VirtualHost) parent).getSessionContext(moduleConfig, webApp, listeners);
  	}
docs: Method getSessionContext.
  @param moduleConfig
  @param webApp
  @return IHttpSessionContext