From f84aad3ab1c8f4a4ff2b9b3c2bf99961fe6bb5ac Mon Sep 17 00:00:00 2001
From: Taiwen Jiang <taiwenjiang@tsinghua.org.cn>
Date: Thu, 30 May 2013 15:32:04 +0900
Subject: [PATCH] Changed cache content var type to array

---
 lib/Pi/Application/Service/Render.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/Pi/Application/Service/Render.php b/lib/Pi/Application/Service/Render.php
index ac1dc4825a..dc0f713888 100644
--- a/lib/Pi/Application/Service/Render.php
+++ b/lib/Pi/Application/Service/Render.php
@@ -70,10 +70,10 @@ class Render extends AbstractService
     );
 
     /**
-     * Cached content
-     * @var string
+     * Cached contents
+     * @var array
      */
-    protected $cachedContent = null;
+    protected $cachedContent = array();
 
     /**
      * Generated content
@@ -304,4 +304,4 @@ public function flushCache($namespace = null, $key = null)
             Pi::service('cache')->clearByNamespace($module, $this->getStorage());
         }
     }
-}
\ No newline at end of file
+}