SVN: ZODB/branches/hannosch-pickle-protocol2/src/ZEO/ Cover the index used for the ClientCache

Log message for revision 111825:
  Cover the index used for the ClientCache
  

Changed:
  U   ZODB/branches/hannosch-pickle-protocol2/src/ZEO/ClientStorage.py
  U   ZODB/branches/hannosch-pickle-protocol2/src/ZEO/cache.py

-=-
Modified: ZODB/branches/hannosch-pickle-protocol2/src/ZEO/ClientStorage.py
===================================================================
--- ZODB/branches/hannosch-pickle-protocol2/src/ZEO/ClientStorage.py	2010-05-01 13:47:37 UTC (rev 111824)
+++ ZODB/branches/hannosch-pickle-protocol2/src/ZEO/ClientStorage.py	2010-05-01 13:52:57 UTC (rev 111825)
@@ -401,7 +401,8 @@
         else:
             cache_path = None
 
-        self._cache = self.ClientCacheClass(cache_path, size=cache_size)
+        self._cache = self.ClientCacheClass(
+            cache_path, size=cache_size, pickle_protocol=pickle_protocol)
 
         self._blob_cache_size = blob_cache_size
         self._blob_data_bytes_loaded = 0

Modified: ZODB/branches/hannosch-pickle-protocol2/src/ZEO/cache.py
===================================================================
--- ZODB/branches/hannosch-pickle-protocol2/src/ZEO/cache.py	2010-05-01 13:47:37 UTC (rev 111824)
+++ ZODB/branches/hannosch-pickle-protocol2/src/ZEO/cache.py	2010-05-01 13:52:57 UTC (rev 111825)
@@ -152,7 +152,7 @@
     # default of 20MB.  The default here is misleading, though, since
     # ClientStorage is the only user of ClientCache, and it always passes an
     # explicit size of its own choosing.
-    def __init__(self, path=None, size=200*1024**2):
+    def __init__(self, path=None, size=200*1024**2, pickle_protocol=1):
 
         # - `path`:  filepath for the cache file, or None (in which case
         #   a temp file will be created)
@@ -163,11 +163,14 @@
         size = max(size, ZEC_HEADER_SIZE)
         self.maxsize = size
 
+        # The pickle protocol to use
+        self._pickle_protocol = pickle_protocol
+
         # The number of records in the cache.
         self._len = 0
 
         # {oid -> pos}
-        self.current = ZODB.fsIndex.fsIndex()
+        self.current = ZODB.fsIndex.fsIndex(pickle_protocol=pickle_protocol)
 
         # {oid -> {tid->pos}}
         # Note that caches in the wild seem to have very little non-current
@@ -252,7 +255,8 @@
         # Remember the location of the largest free block.  That seems a
         # decent place to start currentofs.
 
-        self.current = ZODB.fsIndex.fsIndex()
+        self.current = ZODB.fsIndex.fsIndex(
+            pickle_protocol=self._pickle_protocol)
         self.noncurrent = BTrees.LOBTree.LOBTree()
         l = 0
         last = ofs = ZEC_HEADER_SIZE