code: @Override
    public final Double convert(final Map<String, Object> pAddParam,
      final IRecordSet<RS> pFrom, final String pName) throws Exception {
      return pFrom.getDouble(pName);
    }
docs: <p>Convert parameter with using name.</p>
  @param pAddParam additional params, e.g. entity class UserRoleTomcat
  to reveal derived columns for its composite ID, or field Enum class
  to reveal Enum value by index.
  @param pFrom from a bean
  @param pName by a name
  @return pTo to a bean
  @throws Exception - an exception