tree 565d914ba8cfa295353967be0b1e82c1c178bb21
parent 49ab6f8dc74d02309ac5b578d1bf28b3ce73f88c
author Zhenkai Zhu <zhenkai@cs.ucla.edu> 1358302698 -0800
committer Zhenkai Zhu <zhenkai@cs.ucla.edu> 1358302827 -0800

sync core works except for simultaneous changes;
that will cause CcnxOperationException in CcnxWrapper;
this is suspicious, not related to sync core's logic