public void printGroupNode(DatabaseGroupNode node, RequestParameterVersion versionParameter, HtmlLinePrinter body) throws org.dbwiki.exception.WikiException {
SchemaLayout layout = _layouter.get(node.schema());
body.openTABLE(layout.getCSS(CSS.CSSObjectFrame));
SchemaNodeListIndex children = new SchemaNodeListIndex(node, _layouter);
for (int i = 0; i < children.size(); i++) {
// filtering of versions handled in getLinesForNodeList
HtmlPage lines = getLinesForNodeList(children.get(i), versionParameter);
if (lines.size() > 0) {
body.openTR();
body.openTD(layout.getCSS(CSS.CSSObjectListing));
body.add(lines);
body.closeTD();