tree f63f1174d2dd8a2b4c7b2a22af08e150373c1bcf
parent 3507013e026673fe5ebe3278b8d09d2142fad83a
author buyingyi <buyingyi@gmail.com> 1376599481 -0700
committer buyingyi <buyingyi@gmail.com> 1376599481 -0700

implemented checkpoint read