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admin/phpMyAdmin/vendor/symfony/service-contracts/ServiceSubscriberTrait.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\Contracts\Service;
+
+use Psr\Container\ContainerInterface;
+
+/**
+ * Implementation of ServiceSubscriberInterface that determines subscribed services from
+ * private method return types. Service ids are available as "ClassName::methodName".
+ *
+ * @author Kevin Bond <kevinbond@gmail.com>
+ */
+trait ServiceSubscriberTrait
+{
+    /** @var ContainerInterface */
+    protected $container;
+
+    public static function getSubscribedServices(): array
+    {
+        static $services;
+
+        if (null !== $services) {
+            return $services;
+        }
+
+        $services = \is_callable(['parent', __FUNCTION__]) ? parent::getSubscribedServices() : [];
+
+        foreach ((new \ReflectionClass(self::class))->getMethods() as $method) {
+            if ($method->isStatic() || $method->isAbstract() || $method->isGenerator() || $method->isInternal() || $method->getNumberOfRequiredParameters()) {
+                continue;
+            }
+
+            if (self::class === $method->getDeclaringClass()->name && ($returnType = $method->getReturnType()) && !$returnType->isBuiltin()) {
+                $services[self::class.'::'.$method->name] = '?'.($returnType instanceof \ReflectionNamedType ? $returnType->getName() : $type);
+            }
+        }
+
+        return $services;
+    }
+
+    /**
+     * @required
+     */
+    public function setContainer(ContainerInterface $container)
+    {
+        $this->container = $container;
+
+        if (\is_callable(['parent', __FUNCTION__])) {
+            return parent::setContainer($container);
+        }
+
+        return null;
+    }
+}