tree b8ee79db40b03b2a05986dad7bf638fa4aa0be86
parent f6e29268f62e3e926a6542a8fdcda9fdf3279252
author hzlouchao <hzlouchao@corp.netease.com> 1446644240 +0800
committer hzlouchao <hzlouchao@corp.netease.com> 1446644240 +0800

modify according jrperritt's suggestion