TYPO3 v15 dev-main snapshot ()

Classes/Cache/Backend/NullBackend.php

@@ -0,0 +1,68 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the TYPO3 CMS project.
+ *
+ * It is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, either version 2
+ * of the License, or any later version.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.txt file that was distributed with this source code.
+ *
+ * The TYPO3 project - inspiring people to share!
+ */
+
+namespace TYPO3\CMS\Core\Cache\Backend;
+
+use TYPO3\CMS\Core\Cache\Frontend\FrontendInterface;
+
+/**
+ * A caching backend which forgets everything immediately
+ */
+class NullBackend implements PhpCapableBackendInterface, TaggableBackendInterface, TransientBackendInterface
+{
+    public function set(string $entryIdentifier, mixed $data, array $tags = [], ?int $lifetime = null): void {}
+
+    public function get(string $entryIdentifier): false
+    {
+        return false;
+    }
+
+    public function has(string $entryIdentifier): false
+    {
+        return false;
+    }
+
+    public function remove(string $entryIdentifier): false
+    {
+        return false;
+    }
+
+    public function findIdentifiersByTag($tag): array
+    {
+        return [];
+    }
+
+    public function flush(): void {}
+
+    public function flushByTag(string $tag): void {}
+
+    public function flushByTags(array $tags): void {}
+
+    public function setCache(FrontendInterface $cache): void {}
+
+    public function collectGarbage(): void {}
+
+    public function requireOnce(string $entryIdentifier): false
+    {
+        return false;
+    }
+
+    public function require(string $entryIdentifier): false
+    {
+        return false;
+    }
+}