--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/app/soc/cache/base.py Sun Jan 25 16:28:07 2009 +0000
@@ -0,0 +1,51 @@
+#!/usr/bin/python2.5
+#
+# Copyright 2008 the Melange authors.
+#
+# 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.
+
+"""Module containing some basic caching functions.
+"""
+
+__authors__ = [
+ '"Sverre Rabbelier" <sverre@rabbelier.nl>',
+ ]
+
+
+from functools import wraps
+
+
+def getCacher(get, put):
+ """Returns a caching decorator that uses get and put
+ """
+
+ # TODO(SRabbelier) possibly accept 'key' instead, and define
+ # get and put in terms of key, depends on further usage
+
+ def cache(func):
+ """Decorator that caches the result from func
+ """
+
+ @wraps(func)
+ def wrapper(*args, **kwargs):
+ result = get(*args, **kwargs)
+ if result:
+ return result
+
+ result = func(*args, **kwargs)
+ put(result)
+ return result
+
+ return wrapper
+
+ return cache