code: @SuppressWarnings("unchecked")
      public Map<String, Object> getModuleParams(String moduleName) {
          return (Map<String, Object>)m_params.get(moduleName);
      }
docs: Get the parameters loaded for the given module name, if any. The result will be
  null if the module name is unknown or no parameters have been loaded. Otherwise,
  the object returned is a Map<String,Object>.
  
  @param   moduleName  Name of module to get parameters for.
  @return              Module's parameter map or null if none.