AttachmentType at = new AttachmentType();
Base64Binary b64 = new Base64Binary();
// DataHandler dh = new DataHandler(new FileDataSource("C:\\dev\\books\\cm\\8.3\\CMV8.3 Resource Manager tables.pdf"));
DataHandler dh = new DataHandler(new FileDataSource("C:\\dev\\data\\demo.tiff"));
b64.setBase64Binary(dh);
at.setBinaryData(b64);