if (!Objects.equals(((Xpp3Dom) ${field.name}).getDom(), getDelegate().${pfx}${cap}())) {
                update(getDelegate().with${cap}(((Xpp3Dom) ${field.name}).getDom()));
                ((Xpp3Dom) ${field.name}).setChildrenTracking(this::replace);
            }
        } else if (${field.name} == null) {
            if (getDelegate().${pfx}${cap}() != null) {
                update(getDelegate().with${cap}(null));
            }