/** 获取退回商品总价 */
 public void setSendTotalPriceText() {
   Log.d(TAG1, "=====> setReceiveTotalPriceText");
   Set<String> keySet = exChangeSendGoodsMap.keySet();
   totalSendPrice = 0;
   Iterator<String> iterator = keySet.iterator();
   while (iterator.hasNext()) {
     RefundGoodSizeBean sizeBean = exChangeSendGoodsMap.get(iterator.next());
     if (sizeBean.isSelcetd()) {
       totalSendPrice +=
           (Integer.valueOf(sizeBean.getQuantity())
               * Float.valueOf(sizeBean.getCommodity_price()));
     }
   }
   BigDecimal b = new BigDecimal(totalSendPrice);
   totalSendPrice = b.setScale(2, BigDecimal.ROUND_HALF_UP).floatValue();
   tv_total_send_price.setText("小计金额:" + (totalSendPrice));
   Log.d(TAG1, "totalSendPrice:" + totalSendPrice);
 }