/**
* {@inheritdoc}
*/
protected function update()
{
if (!isset($this->store)) {
throw new NotOpenException(tr('Session already closed.'));
}
if (!$this->updated) {
return;
}
$this->store->write($this->data);
$this->updated = false;
}
/**
* Close, save (if mutable), and unlock state data.
*
* @throws NotOpenException If the state has already been closed.
*/
public function close()
{
if (!isset($this->store)) {
throw new NotOpenException('State already closed.');
}
if ($this->updated and $this->store->isMutable()) {
$this->store->write($this->data);
}
$this->store->close();
$this->store = null;
$this->updated = false;
}
/**
* Save configuration. If this is not the root configuration, the root
* configuration will be saved instead.
* @return boolean True if the configuration was saved.
*/
public function save()
{
if ($this->root !== $this) {
return $this->root->save();
}
if (!isset($this->store)) {
return false;
}
if (!$this->updated) {
return true;
}
$this->store->open(true);
$this->store->write($this->data);
$this->store->close();
$this->updated = false;
return true;
}
