code: public String findDatasetsName(String name) {
          if (datasetsSom.getName2Node().containsKey(name))
              return name;
          return datasetsSom.inverseSearchGlobal(Xml2Som.splitParts(name));
      }
docs: Finds the complete SOM name contained in the datasets section from a
  possibly partial name.
  @param name the complete or partial name
  @return the complete name or <CODE>null</CODE> if not found