code: public String getAlias(String path)
      {
          if (m_allPathsAliased && m_attributePath.lastIndexOf(path) != -1)
          {
              return m_name;
          }
          Object retObj = m_mapping.get(path);
          if (retObj != null)
          {
              return (String) retObj;
          }
          return null;
      }
docs: Returns the name of this alias if path has been added
  to the aliased portions of attributePath
  
  @param path the path to test for inclusion in the alias