tree 80c41627553933becb68a7092f31e5d067524543
parent ac30e27571d70f01cd7a4f5c8eac4cf450f57130
author 柯志勇10068695 <ke.zhiyong@zte.com.cn> 1540176184 +0800
committer Andrea Campanella <andrea@opennetworking.org> 1540213961 +0000

If dataNodeList if null or empty, the following code dataNodeList.get(0) will get an error.

Change-Id: Ia78cc64d322ab89cdb588891c1fbb2db8a6eb586