tree 1f6acbe481d214c53ab3cdd459cb16d3564a4b8e
parent 86eb2a8529d4d5d0c742753ddde72ea5abf4cb80
author Yuta HIGUCHI <y-higuchi@onlab.us> 1415959379 -0800
committer Yuta HIGUCHI <y-higuchi@onlab.us> 1416017078 -0800

Minor fixes

- Format string fix
- FlowRuleEventTest: minor bugfix
- HexString: accept null
- byte[] toString() format change

Change-Id: I9db419cfc211670cc2abd796a21396ba960e23a9