// create new EPUB document
Publication epub = new Publication();
// set up title, author and language
epub.addDCMetadata("title", "My First EPUB");
epub.addDCMetadata("creator", System.getProperty("user.name"));
epub.addDCMetadata("language", "en");
// prepare table of contents
NCXResource toc = epub.getTOC();
TOCEntry rootTOCEntry = toc.getRootTOCEntry();