public void updateRevenueParamters(JsonCommand command) {

    List<RevenueParam> parameters = new ArrayList<RevenueParam>();

    for (RevenueParam revenueParams : this.details) {

      revenueParams.update(command);

      parameters.add(revenueParams);
    }

    this.details.clear();
    this.details.addAll(parameters);
  }
  public void addRevenueParamValues(RevenueParam revenueParam) {

    revenueParam.addRevenueDetails(this);
    this.details.add(revenueParam);
  }