From dd0721a512f577faf7c05ad5b0b75ffe80f7903a Mon Sep 17 00:00:00 2001
From: Christian Flothmann <christian.flothmann@qossmic.com>
Date: Wed, 28 Aug 2024 08:30:27 +0200
Subject: [PATCH] add NullStore

---
 src/Symfony/Component/Lock/CHANGELOG.md       |  5 +++
 .../Component/Lock/Store/NullStore.php        | 43 +++++++++++++++++++
 .../Component/Lock/Store/StoreFactory.php     |  3 ++
 .../Lock/Tests/Store/StoreFactoryTest.php     |  3 ++
 4 files changed, 54 insertions(+)
 create mode 100644 src/Symfony/Component/Lock/Store/NullStore.php

diff --git a/src/Symfony/Component/Lock/CHANGELOG.md b/src/Symfony/Component/Lock/CHANGELOG.md
index 3c7f1b834bc83..385fffbcbaeae 100644
--- a/src/Symfony/Component/Lock/CHANGELOG.md
+++ b/src/Symfony/Component/Lock/CHANGELOG.md
@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+7.2
+---
+
+ * Add `NullStore`
+
 7.0
 ---
 
diff --git a/src/Symfony/Component/Lock/Store/NullStore.php b/src/Symfony/Component/Lock/Store/NullStore.php
new file mode 100644
index 0000000000000..10ea57b6ef359
--- /dev/null
+++ b/src/Symfony/Component/Lock/Store/NullStore.php
@@ -0,0 +1,43 @@
+<?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\Lock\Store;
+
+use Symfony\Component\Lock\BlockingSharedLockStoreInterface;
+use Symfony\Component\Lock\Key;
+
+class NullStore implements BlockingSharedLockStoreInterface
+{
+    public function save(Key $key): void
+    {
+    }
+
+    public function delete(Key $key): void
+    {
+    }
+
+    public function exists(Key $key): bool
+    {
+        return false;
+    }
+
+    public function putOffExpiration(Key $key, float $ttl): void
+    {
+    }
+
+    public function saveRead(Key $key): void
+    {
+    }
+
+    public function waitAndSaveRead(Key $key): void
+    {
+    }
+}
diff --git a/src/Symfony/Component/Lock/Store/StoreFactory.php b/src/Symfony/Component/Lock/Store/StoreFactory.php
index bc65182e45dde..1ce98acd0e0f1 100644
--- a/src/Symfony/Component/Lock/Store/StoreFactory.php
+++ b/src/Symfony/Component/Lock/Store/StoreFactory.php
@@ -106,6 +106,9 @@ public static function createStore(#[\SensitiveParameter] object|string $connect
 
             case 'in-memory' === $connection:
                 return new InMemoryStore();
+
+            case 'null' === $connection:
+                return new NullStore();
         }
 
         throw new InvalidArgumentException(\sprintf('Unsupported Connection: "%s".', $connection));
diff --git a/src/Symfony/Component/Lock/Tests/Store/StoreFactoryTest.php b/src/Symfony/Component/Lock/Tests/Store/StoreFactoryTest.php
index 6d2319c8d760e..77df60979720b 100644
--- a/src/Symfony/Component/Lock/Tests/Store/StoreFactoryTest.php
+++ b/src/Symfony/Component/Lock/Tests/Store/StoreFactoryTest.php
@@ -20,6 +20,7 @@
 use Symfony\Component\Lock\Store\FlockStore;
 use Symfony\Component\Lock\Store\InMemoryStore;
 use Symfony\Component\Lock\Store\MemcachedStore;
+use Symfony\Component\Lock\Store\NullStore;
 use Symfony\Component\Lock\Store\PdoStore;
 use Symfony\Component\Lock\Store\PostgreSqlStore;
 use Symfony\Component\Lock\Store\RedisStore;
@@ -92,5 +93,7 @@ public static function validConnections(): \Generator
 
         yield ['flock', FlockStore::class];
         yield ['flock://'.sys_get_temp_dir(), FlockStore::class];
+
+        yield ['null', NullStore::class];
     }
 }