Actualización

vendor/doctrine/dbal/lib/Doctrine/DBAL/LockMode.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Doctrine\DBAL;
+
+/**
+ * Contains all DBAL LockModes.
+ */
+class LockMode
+{
+    public const NONE              = 0;
+    public const OPTIMISTIC        = 1;
+    public const PESSIMISTIC_READ  = 2;
+    public const PESSIMISTIC_WRITE = 4;
+
+    /**
+     * Private constructor. This class cannot be instantiated.
+     *
+     * @codeCoverageIgnore
+     */
+    final private function __construct()
+    {
+    }
+}