code: public static Document buildPDFDocument (com.snowtide.pdf.Document pdf) throws IOException {
          return buildPDFDocument(pdf, DEFAULT_CONFIG);
      }
docs: Creates a new Lucene Document instance using the PDF text and metadata provided by the PDFxStream
  Document using a default {@link LucenePDFConfiguration#LucenePDFConfiguration()} to control Lucene field names,
  etc.