获取微信二维码参数转义

patient-co-wlyy/src/main/java/com/yihu/wlyy/web/common/qrcode/QrCodeController.java

@@ -274,6 +274,9 @@ public class QrCodeController extends WeixinBaseController {
                String path = request.getSession().getServletContext().getRealPath("/")
                        + File.separator + "qrcode" + File.separator + doc.getQrcode();
                InputStream inputStream = new FileInputStream(path);
                response.setCharacterEncoding("utf-8");
                response.setContentType("multipart/form-data");
                response.setHeader("Content-Disposition", "attachment;fileName=" + doc.getQrcode());
                OutputStream outputStream = response.getOutputStream();
                byte[] b = new byte[2048];
                int length = 0;