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<?php |
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namespace Alchemy\Zippy\Package; |
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use Alchemy\Zippy\Package\Iterator\FilteredPackagedResourceIterator; |
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use Alchemy\Zippy\Resource\ResourceReaderResolver; |
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use Alchemy\Zippy\Resource\ResourceUri; |
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use Alchemy\Zippy\Resource\ResourceWriterResolver; |
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use Traversable; |
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class Package extends PackagedResource implements \IteratorAggregate |
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{ |
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/** |
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* @var ResourceUri |
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*/ |
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private $container; |
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/** |
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* @var PackagedResourceIteratorResolver |
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*/ |
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private $iteratorResolver; |
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/** |
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* @param ResourceUri $container |
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* @param ResourceReaderResolver $readerResolver |
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* @param ResourceWriterResolver $writerResolver |
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* @param PackagedResourceIteratorResolver $iteratorResolver |
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*/ |
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public function __construct( |
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ResourceUri $container, |
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ResourceReaderResolver $readerResolver, |
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ResourceWriterResolver $writerResolver, |
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PackagedResourceIteratorResolver $iteratorResolver |
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) { |
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$this->container = $container; |
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$this->iteratorResolver = $iteratorResolver; |
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parent::__construct($container, $readerResolver, $writerResolver); |
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} |
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/** |
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* @return ResourceUri |
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*/ |
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public function getContainer() |
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{ |
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return clone $this->container; |
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} |
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/** |
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* (PHP 5 >= 5.0.0)<br/> |
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* Retrieve an external iterator |
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* @link http://php.net/manual/en/iteratoraggregate.getiterator.php |
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* @return Traversable An instance of an object implementing <b>Iterator</b> or |
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* <b>Traversable</b> |
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*/ |
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public function getIterator() |
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{ |
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return $this->iteratorResolver->resolveIterator($this); |
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} |
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/** |
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* @param callable $filter |
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* @return FilteredPackagedResourceIterator |
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*/ |
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public function filter(callable $filter) |
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{ |
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return new FilteredPackagedResourceIterator($this->getIterator(), $filter); |
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} |
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} |
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This check looks for parameters that are defined as one type in their type hint or doc comment but seem to be used as a narrower type, i.e an implementation of an interface or a subclass.
Consider changing the type of the parameter or doing an instanceof check before assuming your parameter is of the expected type.