batch.rb in mongoid-2.4.0

- old
+ new

@@ -36,14 +36,15 @@
         #
         # @return [ Object ] The result of the operation.
         #
         # @since 2.0.2, batch-relational-insert
         def batched(&block)
-          inserter = Threaded.insert ||= Insert.new
+          name = collection.name
+          inserter = Threaded.insert(name) || Threaded.set_insert(name, Insert.new)
           count_executions(&block)
         ensure
           if @executions.zero?
-            Threaded.insert = nil
+            Threaded.set_insert(name, nil)
             inserter.execute(collection)
           end
         end
 
         # Execute the block, incrementing the executions before the call and