/** Responds to the user's request. */
@Override
public void respond(HttpServletRequest httpRequest, HttpServletResponse httpResponse) {
LOGGER.info("Responding to the user update request.");
super.respond(httpRequest, httpResponse, null);
}
/** Responds with a success or failure message. */
@Override
public void respond(HttpServletRequest httpRequest, HttpServletResponse httpResponse) {
LOGGER.info("Responding to the user deletion request.");
super.respond(httpRequest, httpResponse, (JSONObject) null);
}