判断长度

svr/svr-internet-hospital/src/main/java/com/yihu/jw/hospital/service/consult/QrcodeService.java

@@ -86,7 +86,8 @@ public class QrcodeService {
        for (BaseDoctorDO doctorDO :doctors){
            if (null==doctorDO.getQrcode()||"".equals(doctorDO.getQrcode())){
                // 二维码内容
                String content = "hlw_doctor_" + doctorDO.getId() +"_"+doctorDO.getName();
                String doctorname = doctorDO.getName().length()>4?doctorDO.getName().substring(0,4):doctorDO.getName();
                String content = "doctor_" + doctorDO.getId() +"_"+doctorname;
                System.out.println("content"+content);
                // 二维码图片文件名
                String fileName = doctorDO.getId()+"_"+doctorDO.getMobile()+".png";