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<?php
/*
* This file is part of the Prophecy.
* (c) Konstantin Kudryashov <[email protected]>
* Marcello Duarte <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Prophecy\Doubler;
use ReflectionClass;
/**
* Cached class doubler.
* Prevents mirroring/creation of the same structure twice.
*
* @author Konstantin Kudryashov <[email protected]>
*/
class CachedDoubler extends Doubler
{
private static $classes = array();
/**
* {@inheritdoc}
*/
protected function createDoubleClass(ReflectionClass $class = null, array $interfaces)
{
$classId = $this->generateClassId($class, $interfaces);
if (isset(self::$classes[$classId])) {
return self::$classes[$classId];
}
return self::$classes[$classId] = parent::createDoubleClass($class, $interfaces);
}
/**
* @param ReflectionClass $class
* @param ReflectionClass[] $interfaces
*
* @return string
*/
private function generateClassId(ReflectionClass $class = null, array $interfaces)
{
$parts = array();
if (null !== $class) {
$parts[] = $class->getName();
}
foreach ($interfaces as $interface) {
$parts[] = $interface->getName();
}
foreach ($this->getClassPatches() as $patch) {
$parts[] = get_class($patch);
}
sort($parts);
return md5(implode('', $parts));
}
public function resetCache()
{
self::$classes = array();
}
}
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