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<?php |
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/* |
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* Copyright (c) Nate Brunette. |
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* Distributed under the MIT License (http://opensource.org/licenses/MIT) |
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*/ |
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namespace Tebru\Gson\Internal; |
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use Tebru\Gson\InstanceCreator; |
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use Tebru\Gson\Internal\ObjectConstructor\CreateFromInstanceCreator; |
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use Tebru\Gson\Internal\ObjectConstructor\CreateFromReflectionClass; |
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use Tebru\Gson\Internal\ObjectConstructor\CreateWithoutArguments; |
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use Tebru\Gson\PhpType; |
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use Throwable; |
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/** |
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* Class ConstructorConstructor |
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* |
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* This class acts as an ObjectConstructor factory. It takes in a map of instance creators and |
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* wraps object creation in an [@see ObjectConstructor]. This does expensive operations |
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* (like reflection) once and allows it to be cached for subsequent calls. |
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* |
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* @author Nate Brunette <[email protected]> |
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*/ |
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final class ConstructorConstructor |
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{ |
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/** |
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* An array of [@see InstanceCreator] objects that can be used |
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* for custom instantiation of a class |
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* |
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* @var InstanceCreator[] |
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*/ |
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private $instanceCreators; |
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/** |
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* Constructor |
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* |
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* @param InstanceCreator[] $instanceCreators |
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*/ |
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public function __construct(array $instanceCreators = []) |
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{ |
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$this->instanceCreators = $instanceCreators; |
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} |
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/** |
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* Get the correct [@see ObjectConstructor] to use |
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* |
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* @param PhpType $type |
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* @return ObjectConstructor |
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*/ |
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public function get(PhpType $type): ObjectConstructor |
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{ |
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$class = $type->getType(); |
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foreach ($this->instanceCreators as $instanceCreatorClass => $creator) { |
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if ($type->isA($instanceCreatorClass) && array_key_exists($class, $this->instanceCreators)) { |
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return new CreateFromInstanceCreator($this->instanceCreators[$class], $type); |
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} |
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} |
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try { |
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// attempt to instantiate a new class without any arguments |
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new $class(); |
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return new CreateWithoutArguments($class); |
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} catch (Throwable $throwable) { |
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return new CreateFromReflectionClass($class); |
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} |
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} |
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} |
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tebru /
gson-php
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