From d7c5ad7d6263fd1baf9bfdbaa4c50b70ef2fbdb2 Mon Sep 17 00:00:00 2001
From: Alexander Sulfrian <alexander@sulfrian.net>
Date: Tue, 8 Jun 2010 08:22:05 +0200
Subject: reverted folder structure change for better mergeing with upstream

---
 .../framework-src/modules/cache_utils.js           | 36 ++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 trunk/infrastructure/framework-src/modules/cache_utils.js

(limited to 'trunk/infrastructure/framework-src/modules/cache_utils.js')

diff --git a/trunk/infrastructure/framework-src/modules/cache_utils.js b/trunk/infrastructure/framework-src/modules/cache_utils.js
new file mode 100644
index 0000000..f2a360c
--- /dev/null
+++ b/trunk/infrastructure/framework-src/modules/cache_utils.js
@@ -0,0 +1,36 @@
+/**
+ * Copyright 2009 Google Inc.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS-IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import("sync");
+
+/* performs function on an object from the cache, all within a lock */
+function syncedWithCache(name, fn) {
+  return sync.doWithStringLock("cache/"+name, function() {
+    var parts = name.split(".");
+    var obj = appjet.cache;
+    for (var i = 0; i < parts.length; i++) {
+      var p = parts[i];
+      if (!obj[p]) {
+        obj[p] = {};
+      }
+      obj = obj[p];
+    }
+    return fn(obj);
+  });
+}
+
+
+
-- 
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