/**
* @return mixed|null
* @throws \InvalidArgumentException
*/
public function commit()
{
/**
* @eventName CacheCommitItem
* @param $this ExtendedCacheItemPoolInterface
* @param $deferredList ExtendedCacheItemInterface[]
*/
$this->eventManager->dispatch('CacheCommitItem', $this, $this->deferredList);
$return = null;
foreach ($this->deferredList as $key => $item) {
$result = $this->save($item);
if ($return !== false) {
unset($this->deferredList[$key]);
$return = $result;
}
}
return (bool) $return;
}
/**
* @param string $driver
* @param array $config
* @return ExtendedCacheItemPoolInterface
* @throws phpFastCacheDriverCheckException
*/
public static function getInstance($driver = 'auto', $config = [])
{
static $badPracticeOmeter = [];
/**
* @todo: Standardize a method for driver name
*/
$driver = self::standardizeDriverName($driver);
$config = array_merge(self::$config, $config);
if (!$driver || $driver === 'Auto') {
$driver = self::getAutoClass($config);
}
$instance = crc32($driver . serialize($config));
if (!isset(self::$instances[$instance])) {
$badPracticeOmeter[$driver] = 1;
if (!$config['ignoreSymfonyNotice'] && interface_exists('Symfony\\Component\\HttpKernel\\KernelInterface') && !class_exists('phpFastCache\\Bundle\\phpFastCacheBundle')) {
trigger_error('A Symfony Bundle to make the PhpFastCache integration more easier is now available here: https://github.com/PHPSocialNetwork/phpfastcache-bundle', E_USER_NOTICE);
}
$class = self::getNamespacePath() . $driver . '\\Driver';
try {
self::$instances[$instance] = new $class($config);
self::$instances[$instance]->setEventManager(EventManager::getInstance());
} catch (phpFastCacheDriverCheckException $e) {
$fallback = self::standardizeDriverName($config['fallback']);
if ($fallback && $fallback !== $driver) {
$class = self::getNamespacePath() . $fallback . '\\Driver';
self::$instances[$instance] = new $class($config);
self::$instances[$instance]->setEventManager(EventManager::getInstance());
trigger_error(sprintf('The "%s" driver is unavailable at the moment, the fallback driver "%s" has been used instead.', $driver, $fallback), E_USER_WARNING);
} else {
throw new phpFastCacheDriverCheckException($e->getMessage(), $e->getCode(), $e);
}
}
} else {
if (++$badPracticeOmeter[$driver] >= 5) {
trigger_error('[' . $driver . '] Calling many times CacheManager::getInstance() for already instanced drivers is a bad practice and have a significant impact on performances.
See https://github.com/PHPSocialNetwork/phpfastcache/wiki/[V5]-Why-calling-getInstance%28%29-each-time-is-a-bad-practice-%3F');
}
}
return self::$instances[$instance];
}