public voiddoExcel(Model model,@RequestBodyExcelDto excelDto, HttpServletRequest request, HttpServletResponse response) {
String turl = request.getServletContext().getInitParameter("upload");
String url =turl+"export.xls";
HSSFWorkbook wb= ExportUtil.saveExcel(excelDto,url);
PrintInfo printInfo =newPrintInfo();
printInfo = excelDto.getPrintInfo();
printInfoService.add(printInfo);
//System.out.println(printInfo.getId()+"返回主键id====");
List products = excelDto.getProudctList();
for(PrintProduct product :products){
product.setPrintInfoId(printInfo.getId());
printProductService.add(product);
}
}
insert不会放回保存对象，想获取保存对象之后id，通过调用保存方法之后，保存参数可以获得
