Metadata\Driver\AbstractFileDriver

Complexity

Total Complexity

5

Size/Duplication

Total Lines	50
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Importance

Changes	4
Bugs	1	Features	2

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
	loadMetadataFromFile()	0	1	?
	getExtension()	0	1	?
A	loadMetadataForClass()	0	8	2
A	getAllClassNames()	0	8	2

<?php

namespace Metadata\Driver;

/**

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 * Base file driver implementation.
 *
 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
 */
abstract class AbstractFileDriver implements AdvancedDriverInterface
{
    /**

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     * @var FileLocatorInterface|FileLocator

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     */

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    private $locator;

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    public function __construct(FileLocatorInterface $locator)

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    {

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        $this->locator = $locator;

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    }

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    public function loadMetadataForClass(\ReflectionClass $class)

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    {

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        if (null === $path = $this->locator->findFileForClass($class, $this->getExtension())) {

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            return null;

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        }

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        return $this->loadMetadataFromFile($class, $path);

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    }

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    /**

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     * {@inheritDoc}

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     */

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    public function getAllClassNames()

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    {

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        if (!$this->locator instanceof AdvancedFileLocatorInterface) {

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            throw new \RuntimeException('Locator "%s" must be an instance of "AdvancedFileLocatorInterface".');

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        }

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        return $this->locator->findAllClasses($this->getExtension());

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    }

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    /**

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     * Parses the content of the file, and converts it to the desired metadata.

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     *

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     * @param \ReflectionClass $class

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     * @param string           $file

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     *

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     * @return \Metadata\ClassMetadata|null

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     */

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    abstract protected function loadMetadataFromFile(\ReflectionClass $class, $file);

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    /**

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     * Returns the extension of the file.

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     *

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     * @return string

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     */

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    abstract protected function getExtension();

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}