Deprecated as of 5.0 a TaskScheduler is not provided upfront, not until it is obvious that it is needed; call SockJsServiceRegistration.getTaskScheduler() to check and then SockJsServiceRegistration.setTaskScheduler(TaskScheduler) to set it before a call to SockJsServiceRegistration.createSockJsService()
sockJsServiceRegistration.setDisconnectDelay(this.sockJsServiceOptions.disconnectDelay);
sockJsServiceRegistration.setDisconnectDelay(this.sockJsServiceOptions.disconnectDelay);