https://packages.stg.fedoraproject.org/pkgs/pdfbox/fontbox/
fontbox - Fedora Packages
View fontbox in the Fedora package repositories. fontbox: Apache FontBox
fedorapackages
https://pdfbox.apache.org/docs/2.0.13/javadocs/org/apache/fontbox/encoding/package-tree.html
org.apache.fontbox.encoding Class Hierarchy (PDFBox reactor 2.0.13 API)
class hierarchy