/**
* @param string $key
* @param string $instanceOf
* @param callable|null $notFound
* @return mixed|null
*/
public function find(string $key, string $instanceOf, callable $notFound = null)
{
// Check in runtime memory
if ($this->repo->has($key)) {
$pull = $this->repo->pull($key);
if (is_object($pull) && is_a($pull, $instanceOf)) {
return $pull;
}
}
// Check in cache
if (isset($this->cache)) {
$cached = $this->cache->get($key);
if (is_object($cached) && is_a($cached, $instanceOf)) {
return $cached;
}
}
if (is_callable($notFound)) {
$callBack = call_user_func($notFound);
if (is_object($callBack)) {
$this->set($key, clone $callBack);
return $callBack;
}
}
return null;
}
/**
* Retrieve an instance of service from container
*
* @param string $key
* @param array ...$args
* @return mixed
* @throws ContainerException
* @throws Exception\RepositoryException
*/
public function get(string $key, ...$args)
{
// Check if service exists
if (!$this->has($key)) {
throw ContainerException::serviceNotFound(__METHOD__, $key);
}
// Check if its in Repository
if ($this->repo->has($key)) {
// Pull instance from repository
return $this->repo->pull($key);
} else {
// Get new instance of service class
$service = $this->services[$key];
return $service->createInstance($this, $args);
}
}
/**
* Register Translator (i18n) Component
* @param string $lang
* @return Translator\Language
*/
protected function getCachedLanguage(string $lang) : Translator\Language
{
// Get cache Disk instance
$cache = $this->disks->pull("cache");
// Cached language file
$langFile = sprintf("bootstrap.lang_%s.php.cache", strtolower($lang));
try {
$lang = unserialize($cache->read($langFile));
} catch (DiskException $e) {
}
// Got language?
if (!isset($lang) || !$lang instanceof Translator\Language) {
$lang = $this->translator->language($lang);
// Write to cache
$cache->write($langFile, serialize($lang), Disk::WRITE_FLOCK);
}
// Return Language instance
return $lang;
}
