public class ExpandOptionImpl extends SystemQueryOptionImpl implements ExpandOption {
private final List<ExpandItem> expandItems = new ArrayList<ExpandItem>();
public ExpandOptionImpl() {
setKind(SystemQueryOptionKind.EXPAND);
}
<BUG>public void addExpandItem(final ExpandItem expandItem) {

expandItems.add(expandItem);
}</BUG>
@Override

public class ExpandOptionImpl extends SystemQueryOptionImpl implements ExpandOption {
private final List<ExpandItem> expandItems = new ArrayList<ExpandItem>();
public ExpandOptionImpl() {
setKind(SystemQueryOptionKind.EXPAND);
}
public ExpandOptionImpl addExpandItem(final ExpandItem expandItem) {
expandItems.add(expandItem);
return this;
}
@Override
