PDFBOX-2147: use foreach loop

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1603546 13f79535-47bb-0310-9956-ffa450edef68
PDFBOX-2147: use foreach loop

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1603551 13f79535-47bb-0310-9956-ffa450edef68