CakePHP 2.xでステータスコード4xx時のテンプレートを個別に設定する

diff --git a/Lib/Error/MyCustomExceptionRenderer.php b/Lib/Error/MyCustomExceptionRenderer.php
new file mode 100644
index 0000000..949a828
--- /dev/null
+++ b/Lib/Error/MyCustomExceptionRenderer.php
@@ -0,0 +1,32 @@
+<?php
+App::uses('ExceptionRenderer', 'Error');
+
+/**
+ * Exception Renderer.
+ */
+class MyCustomExceptionRenderer extends ExceptionRenderer {
+
+/**
+ * Display a unauthorized page.
+ *
+ * @param Exception $error The exception to render.
+ * @return void
+ */
+       public function unauthorized($error) {
+               $message = $error->getMessage();
+               if (!Configure::read('debug') && $error instanceof CakeException) {
+                       $message = __d('cake', 'Unauthorized');
+               }
+               $url = $this->controller->request->here();
+               $this->controller->response->statusCode($error->getCode());
+               $this->controller->set(array(
+                       'name' => h($message),
+                       'message' => h($message),
+                       'url' => h($url),
+                       'error' => $error,
+                       '_serialize' => array('name', 'message', 'url')
+               ));
+               $this->_outputMessage('error401');
+       }
+
+}