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Direktori : /home/silvzytp/calling_code/vendor/laravel/framework/src/Illuminate/Support/ |
Current File : //home/silvzytp/calling_code/vendor/laravel/framework/src/Illuminate/Support/MultipleInstanceManager.php |
<?php namespace Illuminate\Support; use Closure; use InvalidArgumentException; use RuntimeException; abstract class MultipleInstanceManager { /** * The application instance. * * @var \Illuminate\Contracts\Foundation\Application */ protected $app; /** * The array of resolved instances. * * @var array */ protected $instances = []; /** * The registered custom instance creators. * * @var array */ protected $customCreators = []; /** * Create a new manager instance. * * @param \Illuminate\Contracts\Foundation\Application $app * @return void */ public function __construct($app) { $this->app = $app; } /** * Get the default instance name. * * @return string */ abstract public function getDefaultInstance(); /** * Set the default instance name. * * @param string $name * @return void */ abstract public function setDefaultInstance($name); /** * Get the instance specific configuration. * * @param string $name * @return array */ abstract public function getInstanceConfig($name); /** * Get an instance instance by name. * * @param string|null $name * @return mixed */ public function instance($name = null) { $name = $name ?: $this->getDefaultInstance(); return $this->instances[$name] = $this->get($name); } /** * Attempt to get an instance from the local cache. * * @param string $name * @return mixed */ protected function get($name) { return $this->instances[$name] ?? $this->resolve($name); } /** * Resolve the given instance. * * @param string $name * @return mixed * * @throws \InvalidArgumentException */ protected function resolve($name) { $config = $this->getInstanceConfig($name); if (is_null($config)) { throw new InvalidArgumentException("Instance [{$name}] is not defined."); } if (! array_key_exists('driver', $config)) { throw new RuntimeException("Instance [{$name}] does not specify a driver."); } if (isset($this->customCreators[$config['driver']])) { return $this->callCustomCreator($config); } else { $driverMethod = 'create'.ucfirst($config['driver']).'Driver'; if (method_exists($this, $driverMethod)) { return $this->{$driverMethod}($config); } else { throw new InvalidArgumentException("Instance driver [{$config['driver']}] is not supported."); } } } /** * Call a custom instance creator. * * @param array $config * @return mixed */ protected function callCustomCreator(array $config) { return $this->customCreators[$config['driver']]($this->app, $config); } /** * Unset the given instances. * * @param array|string|null $name * @return $this */ public function forgetInstance($name = null) { $name ??= $this->getDefaultInstance(); foreach ((array) $name as $instanceName) { if (isset($this->instances[$instanceName])) { unset($this->instances[$instanceName]); } } return $this; } /** * Disconnect the given instance and remove from local cache. * * @param string|null $name * @return void */ public function purge($name = null) { $name ??= $this->getDefaultInstance(); unset($this->instances[$name]); } /** * Register a custom instance creator Closure. * * @param string $name * @param \Closure $callback * @return $this */ public function extend($name, Closure $callback) { $this->customCreators[$name] = $callback->bindTo($this, $this); return $this; } /** * Dynamically call the default instance. * * @param string $method * @param array $parameters * @return mixed */ public function __call($method, $parameters) { return $this->instance()->$method(...$parameters); } }