installed plugin W3 Total Cache version 2.3.2

wp-content/plugins/w3-total-cache/vendor/aws/aws-sdk-php/src/Psr16CacheAdapter.php

@@ -0,0 +1,30 @@
+<?php
+namespace Aws;
+
+use Psr\SimpleCache\CacheInterface as SimpleCacheInterface;
+
+class Psr16CacheAdapter implements CacheInterface
+{
+    /** @var SimpleCacheInterface */
+    private $cache;
+
+    public function __construct(SimpleCacheInterface $cache)
+    {
+        $this->cache = $cache;
+    }
+
+    public function get($key)
+    {
+        return $this->cache->get($key);
+    }
+
+    public function set($key, $value, $ttl = 0)
+    {
+        $this->cache->set($key, $value, $ttl);
+    }
+
+    public function remove($key)
+    {
+        $this->cache->delete($key);
+    }
+}