/** 提现金额统计 */
  public BigDecimal getSumMoneyByApplyTime(Calendar f_stime, Calendar f_etime) {
    // TODO Auto-generated method stub
    Criteria criteria = backMoneyRequestDao.createCriteria();
    criteria.setProjection(Projections.projectionList().add(Projections.sum("money")));
    if (null != f_stime) {
      criteria.add(Restrictions.ge("applyTime", f_stime));
    }
    if (null != f_etime) {
      criteria.add(Restrictions.le("applyTime", f_etime));
    }

    List list = criteria.add(Restrictions.eq("status", BackMoneyStatus.已成功)).list();
    BigDecimal money = new BigDecimal(0.00);
    Object obj = list.get(0);
    if (obj != null) {
      money = (BigDecimal) obj;
    }
    return money;
  }