Fix NPE if unauthenticated user tries to list service users

Handle unauthenticated requests and fail with 403 Forbidden saying
that authentication is required.

Change-Id: Id75a650ae57a9279b92e75552b558efc2b74140e
Signed-off-by: Edwin Kempin <edwin.kempin@sap.com>
2 files changed
tree: fd5640132af794ed43f9d54da91f859c03202212
  1. .settings/
  2. src/
  3. .gitignore
  4. BUCK
  5. LICENSE
  6. pom.xml