try {
ByteArrayOutputStream bos = new ByteArrayOutputStream();
XmlOptions xo = new XmlOptions();
xo.setSaveNoXmlDecl();
relDoc.save(bos, xo);
return new OctetStreamData(new ByteArrayInputStream(bos.toByteArray()));
} catch (IOException e) {
throw new TransformException(e.getMessage(), e);
}
}