public XmlStringBuilder toXML() {
XmlStringBuilder xml = new XmlStringBuilder();
xml.halfOpenElement("identity");
xml.xmllangAttribute(lang);
xml.attribute("category", category);
xml.optAttribute("name", name);
xml.optAttribute("type", type);
xml.closeEmptyElement();
return xml;
}
/**
* Add to, from, id and 'xml:lang' attributes
*
* @param xml
*/
protected void addCommonAttributes(XmlStringBuilder xml) {
xml.optAttribute("to", getTo());
xml.optAttribute("from", getFrom());
xml.optAttribute("id", getStanzaId());
xml.xmllangAttribute(getLanguage());
}