Refactored Caching, Refactored BnfNodeParser, Introduced Sphinx

src/cache/ListCache.py

@@ -0,0 +1,43 @@
+from cache.Cache import BaseCache
+
+
+class ListCache(BaseCache):
+    """
+    An in memory FIFO cache object
+    When the max_size is reach the first element that was put is removed
+    Items of this cache are list
+    """
+
+    def _put(self, key, value):
+        if key in self._cache:
+            self._cache[key].append(value)
+        else:
+            self._sync(key)
+
+            if key in self._cache:
+                self._cache[key].append(value)
+            else:
+                self._cache[key] = [value]
+
+        self._add_to_add(key)
+        return True
+
+    def _update(self, old_key, old_value, new_key, new_value):
+        self._sync(old_key, new_key)
+
+        if old_key != new_key:
+            self._cache[old_key].remove(old_value)
+            if len(self._cache[old_key]) == 0:
+                del (self._cache[old_key])
+                self._add_to_remove(old_key)
+            else:
+                self._add_to_add(old_key)
+
+            self._put(new_key, new_value)
+            self._add_to_add(new_key)
+        else:
+            for i in range(len(self._cache[new_key])):
+                if self._cache[new_key][i] == old_value:
+                    self._cache[new_key][i] = new_value  # avoid add and remove in dict
+                    break  # only the first one is affected
+            self._add_to_add(new_key)