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<?php |
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namespace Isolate\LazyObjects; |
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use Isolate\LazyObjects\Exception\InvalidArgumentException; |
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use Isolate\LazyObjects\Proxy\Definition; |
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use Isolate\LazyObjects\Proxy\Factory; |
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use Isolate\LazyObjects\Exception\RuntimeException; |
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/** |
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* @api |
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*/ |
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class Wrapper |
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{ |
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/** |
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* @var array|Definition[] |
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*/ |
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private $definitions; |
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/** |
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* @var Factory |
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*/ |
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private $factory; |
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/** |
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* @param Factory $factory |
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* @param array $definitions |
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* @throws InvalidArgumentException |
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*/ |
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public function __construct(Factory $factory, $definitions = []) |
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{ |
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$this->definitions = []; |
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if (!is_array($definitions) && !$definitions instanceof \Traversable) { |
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throw new InvalidArgumentException("Lazy objects definitions collection must be traversable."); |
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} |
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foreach ($definitions as $definition) { |
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if (!$definition instanceof Definition) { |
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throw new InvalidArgumentException("Lazy object definition must be an instance of Isolate\\LazyObjects\\Proxy\\Definition"); |
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} |
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$this->definitions[] = $definition; |
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} |
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$this->factory = $factory; |
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} |
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/** |
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* @param $object |
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* @return bool |
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* |
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* @api |
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*/ |
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public function canWrap($object) |
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{ |
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foreach ($this->definitions as $proxyDefinition) { |
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if ($proxyDefinition->describeProxyFor($object)) { |
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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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* @param $object |
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* @return WrappedObject |
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* @throws RuntimeException |
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* |
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* @api |
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*/ |
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public function wrap($object) |
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{ |
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foreach ($this->definitions as $proxyDefinition) { |
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if ($proxyDefinition->describeProxyFor($object)) { |
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return $this->factory->createProxy($object, $proxyDefinition); |
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} |
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} |
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throw new RuntimeException("Can\"t wrap objects that does\"t fit any proxy definition."); |
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} |
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} |
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isolate-org /
lazy-objects
