PropertyList copy = new PropertyList(getQualifiedName(), getNamespaceURI());
PropertyList copy = newList(getQualifiedName(), getNamespaceURI());
    protected Element shallowCopy() {        PropertyList copy = new PropertyList(getQualifiedName(), getNamespaceURI());        copy.setResolveState(getResolveState());        copy.setExtendsName(getExtendsName());        copy.setTemplate(isTemplate());        return copy;    }