tree 937f135b3c8741169ace9308d751414570f0432f
parent e11cdb96bf8c6f219ab2cb1607afd865bf585cbd
author Sho SHIMIZU <sshimizu@us.fujitsu.com> 1441244860 -0700
committer Sho SHIMIZU <sshimizu@us.fujitsu.com> 1441250918 -0700

Apply more functional style

This commit keeps the original behavior, but it may cause a cast error.
It is better to use filter() to avoid the cast error.

Change-Id: Ieb3150e9775ed0689b3861de5179ff1346d2a3e6