<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\Autoload;

use Composer\Autoload\ClassLoader;

/**
* Wrapper designed to insulate the autoloader class provided by Composer
*/
class ClassLoaderWrapper implements AutoloaderInterface
{
/**
* Using the autoloader class provided by Composer
*
* @var ClassLoader
*/
protected $autoloader;

/**
* @param ClassLoader $autoloader
*/
public function __construct(ClassLoader $autoloader)
{
$this->autoloader = $autoloader;
}

/**
* {@inheritdoc}
*/
public function addPsr4($nsPrefix, $paths, $prepend = false)
{
$this->autoloader->addPsr4($nsPrefix, $paths, $prepend);
}

/**
* {@inheritdoc}
*/
public function addPsr0($nsPrefix, $paths, $prepend = false)
{
$this->autoloader->add($nsPrefix, $paths, $prepend);
}

/**
* {@inheritdoc}
*/
public function setPsr0($nsPrefix, $paths)
{
$this->autoloader->set($nsPrefix, $paths);
}

/**
* {@inheritdoc}
*/
public function setPsr4($nsPrefix, $paths)
{
$this->autoloader->setPsr4($nsPrefix, $paths);
}

/**
* {@inheritdoc}
* @codeCoverageIgnore
*/
public function loadClass($className)
{
return $this->autoloader->loadClass($className) === true;
}

/**
* {@inheritdoc}
* @codeCoverageIgnore
*/
public function findFile($className)
{
/**
* Composer remembers that files don't exist even after they are generated. This clears the entry for
* $className so we can check the filesystem again for class existence.
*/
if ($className[0] === '\\') {
$className = substr($className, 1);
}
$this->autoloader->addClassMap([$className => null]);
return $this->autoloader->findFile($className);
}
}