tree 8887fc6ce008b238a34db1efe567157788a50cb0
parent 71c5577282f2ceb74758610c0eb4cc1da2b8507a
author Pier <pierluigi.ventre@cnit.it> 1524146000 +0200
committer Pier Luigi Ventre <pierluigi.ventre@cnit.it> 1524149842 +0000

Fix npe when adding a null element in a collection

Change-Id: I946e0c911e100ffcbf123eb6bef44c26c31a46cc
(cherry picked from commit 4bcc32231a6ad94d6f3ea43180b0b5d1e92dbd4e)