生成CSV文件 au.com.bytecode.opencsv.CSVWriter.CSVWriter

response.setContentType("application/csv;charset=UTF-8"); response.setCharacterEncoding("UTF-8"); OutputStream os = null; try { // String ids = request.getParameter("ids"); // List<ReportInfo> reportInfos = // hkBillService.exportHKCustomerInfo(ids); List<ReportInfo> reportInfos = hkBillService.exportHKCustomerInfo(); // 拼装文件名:当前时间.xls String fileName = new String("customerInfo.csv".getBytes(), "ISO-8859-1"); // 获取excel生成的路径包括文件名 response.addHeader("Content-Disposition", "attachment;filename=" + java.net.URLEncoder.encode(fileName, "utf-8")); PrintWriter responseWriter = response.getWriter(); responseWriter.write(0xFEFF); CSVWriter writer = new CSVWriter(responseWriter); writer.writeNext(totalDataHeader); for (ReportInfo detail : reportInfos) { writer.writeNext(setDetialDataToExcel(detail)); //写入String数组 } writer.close(); } catch (Exception e) { log.error(e); return "ERR"; } finally { // 别忘记关闭流 if (null != os) { try { os.close(); } catch (IOException e) { log.error(e.getMessage()); } } } return null;