docs: protected final CnvBnRsToEnum<RS>
      createPutCnvBnRsToEnum() throws Exception {
      CnvBnRsToEnum<RS> convrt = new CnvBnRsToEnum<RS>();
      //assigning fully initialized object:
      this.convertersMap
        .put(CnvBnRsToEnum.class.getSimpleName(), convrt);
      return convrt;
    }