public function start()
{
if ($this->isStarted()) {
throw new \LogicException(sprintf('%s: cannot start an already started session!', __CLASS__), 1327397142);
}
$this->phpWrapper->session_start();
NETHGUI_DEBUG && $this->getLog()->notice(sprintf('%s: session_start()', __CLASS__));
$this->data = $this->phpWrapper->phpReadGlobalVariable('_SESSION', self::SESSION_NAME);
if (is_null($this->data)) {
$this->data = new \ArrayObject();
} elseif (!$this->data instanceof \ArrayObject) {
throw new \UnexpectedValueException(sprintf('%s: session data must be enclosed into an \\ArrayObject', __CLASS__), 1322738011);
}
return $this;
}
