String fieldName=DOMUtils.getAttributeWithInheritance(e,"fieldName");
String lowerTerm=e.getAttribute("lowerTerm");
String upperTerm=e.getAttribute("upperTerm");
boolean includeLower=DOMUtils.getAttribute(e,"includeLower",true);
boolean includeUpper=DOMUtils.getAttribute(e,"includeUpper",true);
return new RangeFilter(fieldName,lowerTerm,upperTerm,includeLower,includeUpper);