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<?php |
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/** |
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* Created by PhpStorm. |
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* User: james |
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* Date: 23/07/2018 |
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* Time: 20:17 |
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*/ |
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namespace Specter\Container; |
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use Psr\Container\ContainerInterface; |
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use Specter\Container\Exceptions\DuplicateServiceException; |
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use Specter\Container\Exceptions\ServiceNotFoundException; |
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/** |
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* Class Container |
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* @package Specter\Container |
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* @author James Parker <[email protected]> |
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*/ |
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class Container implements ContainerInterface |
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{ |
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/** |
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* An array of all the container resources |
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* |
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* @var array |
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*/ |
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private $resources = []; |
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/** |
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* Returns true if the container can return an entry for the given identifier. |
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* Returns false otherwise. |
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* @param string $id |
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* |
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* @return bool |
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*/ |
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public function has($id) |
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{ |
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return array_key_exists($id, $this->resources); |
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} |
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/** |
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* Finds a service from the container. |
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* If the service is not found a ServiceNotFoundException will be thrown. |
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* |
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* @param string $id |
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* @return mixed |
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* |
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* @throws ServiceNotFoundException |
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*/ |
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public function get($id) |
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{ |
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if (!$this->has($id)) { |
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//@codeCoverageIgnoreStart |
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throw new ServiceNotFoundException($id); |
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//@codeCoverageIgnoreEnd |
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} |
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return $this->resources[$id]; |
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} |
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/** |
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* Sets a service to the container. |
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* if the resource already exists, then it will thrown an exception. |
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* |
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* @param string $id the ID of the service. |
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* @param mixed $service the service to set. |
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* |
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* @return void |
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* @throws DuplicateServiceException |
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*/ |
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public function set($id, $service) |
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{ |
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if ($this->has($id)) { |
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//@codeCoverageIgnoreStart |
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throw new DuplicateServiceException($id); |
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//@codeCoverageIgnoreEnd |
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} |
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$this->resources[$id] = $service; |
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} |
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} |
jamseyp /
container
