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<?php |
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/** |
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* |
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* Copyright (c) 2010-2018 Nevraxe inc. & Marc André Audet <[email protected]>. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without modification, are |
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* permitted provided that the following conditions are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright notice, this list of |
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* conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list |
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* of conditions and the following disclaimer in the documentation and/or other materials |
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* provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL NEVRAXE INC. & MARC ANDRÉ AUDET BE LIABLE FOR ANY |
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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namespace Cervo; |
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use Cervo\Exceptions\Singletons\InvalidClassException; |
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use Cervo\Interfaces\SingletonInterface; |
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/** |
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* Singletons manager for Cervo. |
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* |
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* @author Marc André Audet <[email protected]> |
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*/ |
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final class Singletons |
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{ |
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private $objects = []; |
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private $context; |
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public function __construct(Context $context) |
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{ |
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$this->context = $context; |
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} |
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public function get(string $class_name) : SingletonInterface |
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{ |
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if (is_object($this->objects[$class_name])) { |
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return $this->objects[$class_name]; |
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} |
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if (!is_subclass_of($class_name, SingletonInterface::class)) { |
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throw new InvalidClassException(); |
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} |
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return ($this->objects[$class_name] = new $class_name($this->context)); |
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} |
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} |
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Nevraxe /
Cervo
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