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<?php |
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|
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declare(strict_types=1); |
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|
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namespace Psr\Container; |
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|
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/** |
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* Describes the interface of a container that exposes methods to read its entries. |
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*/ |
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interface ContainerInterface |
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{ |
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/** |
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* Finds an entry of the container by its identifier and returns it. |
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* |
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* @param string $id Identifier of the entry to look for. |
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* |
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* @throws NotFoundExceptionInterface No entry was found for **this** identifier. |
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* @throws ContainerExceptionInterface Error while retrieving the entry. |
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* |
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* @return mixed Entry. |
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*/ |
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public function get(string $id); |
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|
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/** |
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* Returns true if the container can return an entry for the given identifier. |
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* Returns false otherwise. |
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* |
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* `has($id)` returning true does not mean that `get($id)` will not throw an exception. |
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* It does however mean that `get($id)` will not throw a `NotFoundExceptionInterface`. |
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* |
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* @param string $id Identifier of the entry to look for. |
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* |
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* @return bool |
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*/ |
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public function has(string $id): bool; |
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} |
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