// -------------------------------------------------------------------------------------||
 // Element type : description
 // isComplexType: false   maxOccurs: -unbounded   isAttribute: false
 // -------------------------------------------------------------------------------------||
 public ParamValueType<T> setDescription(String description) {
   childNode.create("description").text(description);
   return this;
 }
 public ParamValueTypeImpl(T t, String nodeName, Node node) {
   this.t = t;
   this.node = node;
   this.childNode = node.create(nodeName);
 }