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admin/phpMyAdmin/vendor/symfony/dependency-injection/ReverseContainer.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection;
+
+use Psr\Container\ContainerInterface;
+use Symfony\Component\DependencyInjection\Exception\ServiceNotFoundException;
+
+/**
+ * Turns public and "container.reversible" services back to their ids.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+final class ReverseContainer
+{
+    private $serviceContainer;
+    private $reversibleLocator;
+    private $tagName;
+    private $getServiceId;
+
+    public function __construct(Container $serviceContainer, ContainerInterface $reversibleLocator, string $tagName = 'container.reversible')
+    {
+        $this->serviceContainer = $serviceContainer;
+        $this->reversibleLocator = $reversibleLocator;
+        $this->tagName = $tagName;
+        $this->getServiceId = \Closure::bind(function (object $service): ?string {
+            return array_search($service, $this->services, true) ?: array_search($service, $this->privates, true) ?: null;
+        }, $serviceContainer, Container::class);
+    }
+
+    /**
+     * Returns the id of the passed object when it exists as a service.
+     *
+     * To be reversible, services need to be either public or be tagged with "container.reversible".
+     */
+    public function getId(object $service): ?string
+    {
+        if ($this->serviceContainer === $service) {
+            return 'service_container';
+        }
+
+        if (null === $id = ($this->getServiceId)($service)) {
+            return null;
+        }
+
+        if ($this->serviceContainer->has($id) || $this->reversibleLocator->has($id)) {
+            return $id;
+        }
+
+        return null;
+    }
+
+    /**
+     * @throws ServiceNotFoundException When the service is not reversible
+     */
+    public function getService(string $id): object
+    {
+        if ($this->reversibleLocator->has($id)) {
+            return $this->reversibleLocator->get($id);
+        }
+
+        if (isset($this->serviceContainer->getRemovedIds()[$id])) {
+            throw new ServiceNotFoundException($id, null, null, [], sprintf('The "%s" service is private and cannot be accessed by reference. You should either make it public, or tag it as "%s".', $id, $this->tagName));
+        }
+
+        return $this->serviceContainer->get($id);
+    }
+}