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vendor/symfony/translation/Provider/AbstractProviderFactory.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\Translation\Provider;
+
+use Symfony\Component\Translation\Exception\IncompleteDsnException;
+
+abstract class AbstractProviderFactory implements ProviderFactoryInterface
+{
+    public function supports(Dsn $dsn): bool
+    {
+        return \in_array($dsn->getScheme(), $this->getSupportedSchemes(), true);
+    }
+
+    /**
+     * @return string[]
+     */
+    abstract protected function getSupportedSchemes(): array;
+
+    protected function getUser(Dsn $dsn): string
+    {
+        return $dsn->getUser() ?? throw new IncompleteDsnException('User is not set.', $dsn->getScheme().'://'.$dsn->getHost());
+    }
+
+    protected function getPassword(Dsn $dsn): string
+    {
+        return $dsn->getPassword() ?? throw new IncompleteDsnException('Password is not set.', $dsn->getOriginalDsn());
+    }
+}