AbstractReportTable fromXml(Element el){
XStream xs = ReportTableFactory.initXStream();
JDomReader reader = new JDomReader(el);
AbstractReportTable target = (AbstractReportTable)xs.unmarshal(reader);
target.afterLoad();
return target;
}
public void toXml(Collection<AbstractReportTable<?>> list, Element target){
for (AbstractReportTable table : list) {