tree cdaa1f3b798496094ace83e1958bb4f7ccd8df02
parent 1ef85c4f921f4c2289bff6d8a31963667a55ba69
author Yuta HIGUCHI <y-higuchi@onlab.us> 1391212512 -0800
committer Yuta HIGUCHI <y-higuchi@onlab.us> 1391219156 -0800

WIP: adding utility methods

Change-Id: I078a33e67e4b424dd2f1c4eff362550fb3be3424