code: public void setValidateMap(final Map<QName, Map<String, Set<String>>> validateMap) {
          this.validateMap = validateMap;
      }
docs: Set valid attribute values.
  
  <p>The contents of the map is in pseudo-code
  {@code Map<AttName, Map<ElemName, <Set<Value>>>}.
  For default element mapping, the value is {@code *}.