if(""==birthday)birthday=null;
infor.setName(name);
if(null!=age)
infor.setAge(Integer.parseInt(age));
infor.setMail(mail);
infor.setAddress(new Address(country, state, city));
if(null!=salary)
infor.setSalary(Integer.parseInt(salary));
infor.setBirthday(birthday);
int violationSize = 0;