@Override
public void writeTo(OutputStream os) throws IOException {
// no body no write
if (getBodySources().size() == 0) {
return;
}
Source body = getBodySources().get(0);
if (body instanceof StreamCache) {
((StreamCache) body).writeTo(os);
} else {
StreamResult sr = new StreamResult(os);
try {
xml.toResult(body, sr);
} catch (TransformerException e) {
throw new IOException("Transformation failed", e);
}
}
}
