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<?php |
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namespace Acclimate\Container; |
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use Interop\Container\ContainerInterface; |
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use Acclimate\Container\Exception\NotFoundException; |
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/** |
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* A composite container that acts as a normal container, but delegates method calls to one or more internal containers |
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*/ |
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class CompositeContainer implements ContainerInterface |
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{ |
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/** |
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* @var array Containers that are contained within this composite container |
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*/ |
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protected $containers = array(); |
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/** |
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* @param array $containers Containers to add to this composite container |
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*/ |
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public function __construct(array $containers = array()) |
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{ |
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foreach ($containers as $container) { |
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$this->addContainer($container); |
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} |
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} |
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/** |
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* Adds a container to an internal queue of containers |
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* |
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* @param ContainerInterface $container The container to add |
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* |
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* @return $this |
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*/ |
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public function addContainer(ContainerInterface $container) |
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{ |
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$this->containers[] = $container; |
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return $this; |
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} |
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/** |
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* Finds an entry of the container by delegating the get call to a FIFO queue of internal containers |
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* |
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* {@inheritDoc} |
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*/ |
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public function get($id) |
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{ |
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/** @var ContainerInterface $container */ |
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foreach ($this->containers as $container) { |
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if ($container->has($id)) { |
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return $container->get($id); |
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} |
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} |
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throw NotFoundException::fromPrevious($id); |
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} |
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/** |
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* Returns true if the at least one of the internal containers can return an entry for the given identifier |
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* Returns false otherwise. |
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* |
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* {@inheritDoc} |
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*/ |
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public function has($id) |
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{ |
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/** @var ContainerInterface $container */ |
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foreach ($this->containers as $container) { |
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if ($container->has($id)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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jeremeamia /
acclimate-container
