It just calls OUStringBuffer.append() and doesn't do anything special. Change-Id: Ie59a797a8d0d24cfab826516e2b5c4e58f90dd01 Reviewed-on: https://gerrit.libreoffice.org/13850 Tested-by: Jenkins <ci@libreoffice.org> Reviewed-by: Noel Grandin <noelgrandin@gmail.com>