getSize(): Seems appropriate to move this from the Autopack storage

into the BerkeleyBase class so all the derived storages (which all
share the zodb_pickles table) can benefit.

This makes loadmail.py work for any of the derived storages.

lib/python/BDBStorage/Autopack.py

@@ -14,7 +14,7 @@
 
 """An autopacking Berkeley storage without undo and versioning.
 """
-__version__ = '$Revision: 1.3 $'.split()[-2:][0]
+__version__ = '$Revision: 1.4 $'.split()[-2:][0]
 
 import sys
 import os
@@ -207,11 +207,6 @@ class Autopack(BerkeleyBase):
     def iterator(self):
         raise NotImplementedError
 
-    def getSize(self):
-        # Return the size of the pickles table as a rough estimate
-        filename = os.path.join(self._env.db_home, 'zodb_pickles')
-        return os.path.getsize(filename)
-
     # Not part of the storage API
 
     def autopack(self):

lib/python/BDBStorage/BerkeleyBase.py

@@ -39,7 +39,7 @@ from bsddb3 import db
 from ZODB import POSException
 from ZODB.BaseStorage import BaseStorage
 
-__version__ = '$Revision: 1.16 $'.split()[-2:][0]
+__version__ = '$Revision: 1.17 $'.split()[-2:][0]
 
 
 
@@ -165,8 +165,9 @@ class BerkeleyBase(BaseStorage):
 
     def getSize(self):
         """Return the size of the database."""
-        # TBD: this is expensive to calculate and many not be necessary.
-        return 'too hard to determine'
+        # Return the size of the pickles table as a rough estimate
+        filename = os.path.join(self._env.db_home, 'zodb_pickles')
+        return os.path.getsize(filename)
 
     # BAW: this overrides BaseStorage.tpc_vote() with exactly the same
     # implementation.  This is so Zope 2.3.1, which doesn't include the change