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