tree a9c6db3a8ce8cfb73c01a74cd041993e3b1a7691
parent 009ff799049550f71f41d40b1a24a8a20f927197
author Chaoyi Bian <tlyzbcy@gmail.com> 1331330761 -0800
committer Chaoyi Bian <tlyzbcy@gmail.com> 1331330761 -0800

implement sync-logic, assuming DiffStateContainer already works