public function get($entryIdentifier)
{
if (!$this->isValidEntryIdentifier($entryIdentifier)) {
throw new \InvalidArgumentException('"' . $entryIdentifier . '" is not a valid cache entry identifier.', 1233057752);
}
return $this->backend->get($entryIdentifier);
} /**
* @return string The current cache version identifier
*/
public function render()
{
$version = $this->configurationCache->get('ConfigurationVersion');
if ($version === false) {
$version = time();
$this->configurationCache->set('ConfigurationVersion', (string) $version);
}
return $version;
}