From 19e8b5b243e4109dedf24adbe73d14e1f8913ffa Mon Sep 17 00:00:00 2001
From: Simon Schampijer <simon@schampijer.de>
Date: Wed, 10 Feb 2010 15:35:07 +0000
Subject: Merge branch 'master' of gitorious@git.sugarlabs.org:sugar/mainline

---
diff --git a/src/jarabe/journal/model.py b/src/jarabe/journal/model.py
index 85b4f46..4183deb 100644
--- a/src/jarabe/journal/model.py
+++ b/src/jarabe/journal/model.py
@@ -49,34 +49,24 @@ class _Cache(object):
 
     def __init__(self, entries=None):
         self._array = []
-        self._dict = {}
         if entries is not None:
             self.append_all(entries)
 
     def prepend_all(self, entries):
-        for entry in entries[::-1]:
-            self._array.insert(0, entry)
-            self._dict[entry['uid']] = entry
+        self._array[0:0] = entries
 
     def append_all(self, entries):
-        for entry in entries:
-            self._array.append(entry)
-            self._dict[entry['uid']] = entry
-
-    def remove_all(self, entries):
-        for uid in [entry['uid'] for entry in entries]:
-            obj = self._dict[uid]
-            self._array.remove(obj)
-            del self._dict[uid]
+        self._array += entries
 
     def __len__(self):
         return len(self._array)
 
     def __getitem__(self, key):
-        if isinstance(key, basestring):
-            return self._dict[key]
-        else:
-            return self._array[key]
+        return self._array[key]
+
+    def __delitem__(self, key):
+        del self._array[key]
+
 
 class BaseResultSet(object):
     """Encapsulates the result of a query
@@ -148,7 +138,7 @@ class BaseResultSet(object):
             query['offset'] = offset
             entries, self._total_count = self.find(query)
 
-            self._cache.remove_all(self._cache)
+            del self._cache[:]
             self._cache.append_all(entries)
             self._offset = offset
 
@@ -170,7 +160,7 @@ class BaseResultSet(object):
             objects_excess = len(self._cache) - cache_limit
             if objects_excess > 0:
                 self._offset += objects_excess
-                self._cache.remove_all(self._cache[:objects_excess])
+                del self._cache[:objects_excess]
 
         elif remaining_forward_entries > 0 and \
                 remaining_backwards_entries <= 0 and self._offset > 0:
@@ -193,7 +183,7 @@ class BaseResultSet(object):
             cache_limit = self._page_size * MAX_PAGES_TO_CACHE
             objects_excess = len(self._cache) - cache_limit
             if objects_excess > 0:
-                self._cache.remove_all(self._cache[-objects_excess:])
+                del self._cache[-objects_excess:]
         else:
             logging.debug('cache hit and no need to grow the cache')
 
--
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