/** {@inheritDoc} */
@Override
protected void writeAttributes(FreeColXMLWriter xw) throws XMLStreamException {
super.writeAttributes(xw);
if (value != null) {
xw.writeAttribute(VALUE_TAG, value.getId());
}
}
/**
* Initialize this object from an XML-representation of this object.
*
* @param in The input stream with the XML.
* @throws XMLStreamException if a problem was encountered during parsing.
*/
@Override
public void readFromXML(XMLStreamReader in) throws XMLStreamException {
final String id = in.getAttributeValue(null, ID_ATTRIBUTE_TAG);
editable = getAttribute(in, "editable", true);
if (id != null) {
setId(id);
}
while (in.nextTag() != XMLStreamConstants.END_ELEMENT) {
String optionId = in.getAttributeValue(null, ID_ATTRIBUTE_TAG);
Option option = getOption(optionId);
if (option == null) {
AbstractOption abstractOption = readOption(in);
if (abstractOption != null) {
add(abstractOption);
abstractOption.setGroup(this.getId());
}
} else {
option.readFromXML(in);
}
}
}