Initial import.

vendor/guzzle/plugin-cache/Guzzle/Plugin/Cache/DenyRevalidation.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace Guzzle\Plugin\Cache;
+
+use Guzzle\Http\Message\RequestInterface;
+use Guzzle\Http\Message\Response;
+
+/**
+ * Never performs cache revalidation and just assumes the request is invalid
+ */
+class DenyRevalidation extends DefaultRevalidation
+{
+    public function __construct() {}
+
+    public function revalidate(RequestInterface $request, Response $response)
+    {
+        return false;
+    }
+}