public String toXML() {
StringBuffer xml = new StringBuffer();
xml.append(super.toXML());
List variables = new ArrayList(_localVariables.values());
Order order = new Order() {
public boolean lessThan(Object a, Object b) {
YVariable var1 = (YVariable) a;
YVariable var2 = (YVariable) b;
String var1Nm = var1.getName() != null ?
var1.getName() : var1.getElementName();