public static Predicate<Element> createElementWithAttributeFilter(String elementName, String attributeName, String attributeValue) {
    Predicate<Element> f1 = createElementNameFilter(elementName);
    Predicate<Element> f2 = createAttributeValueFilter(attributeName, attributeValue);
    return it -> f1.test(it) && f2.test(it);
  }
public static Predicate<Element> createElementWithAttributeFilter(String elementName, String attributeName, String attributeValue)