判断导入文件存在相同编码的商品

src/custom/restcontroller/webmanage/sale/rebatescheme/rebateunproducts.java

@@ -186,6 +186,12 @@ public class rebateunproducts extends Controller {
                     continue;
                 } else {
                     String itemno = row.getString("itemno");
+                    if (itemnoList.indexOf(itemno) != itemnoList.lastIndexOf(itemno)) {
+                        iserr = true;
+                        row.put("msg", "错误信息:导入文件存在相同编码的商品");
+                        rowserr.add(row);
+                        continue;
+                    }
                     if (itemnoRowsMap.containsKey(itemno)) {
                         row.put("itemid", itemnoRowsMap.get(itemno).get(0).getLong("itemid"));
                     } else {