public function setRememberMeExpire($expire = null)
{
assert('is_int($expire) || is_null($expire)');
if ($expire === null) {
$globalConfig = SimpleSAML_Configuration::getInstance();
$expire = time() + $globalConfig->getInteger('session.rememberme.lifetime', 14 * 86400);
}
$this->rememberMeExpire = $expire;
$cookieParams = array('expire' => $this->rememberMeExpire);
$this->updateSessionCookies($cookieParams);
}