/**
* {@inheritDoc}
*/
public function isEmpty()
{
if ($this->storage->isEmpty()) {
return true;
}
if (null === $this->read()) {
// An identity may exist in a cookie but not in the database.
return true;
}
return false;
}
/**
* @return int
*/
private function getSessionIdFromStorage()
{
/*
* run dependency check
*/
$this->checkDependencies();
/*
* if the container is empty return 0
* else return the session id stored
*/
if ($this->container->isEmpty()) {
return 0;
} else {
return $this->container->read();
}
}
/**
*
* @return boolean
*/
public function hasIdentity()
{
return !$this->storage->isEmpty();
}
