UIMA-4006 DUCC Web Server (WS) NPE in DuccHandlerClassic

git-svn-id: https://svn.apache.org/repos/asf/uima/sandbox/uima-ducc/trunk@1623991 13f79535-47bb-0310-9956-ffa450edef68
UIMA-4006 DUCC Web Server (WS) NPE in DuccHandlerClassic

git-svn-id: https://svn.apache.org/repos/asf/uima/sandbox/uima-ducc/trunk@1623992 13f79535-47bb-0310-9956-ffa450edef68