File file = new File("image/temp.jpg");
            FileInputStream fis = new FileInputStream(file);
            System.out.println("aaa");
            String insertInfo = "use student insert into stuInfo(id,name,sex,resume,photo) values(?,?,?,?,?)";
            PreparedStatement ps = conn.prepareStatement(insertInfo);
            ps.setInt(1, employee.getId());
            ps.setString(2, employee.getName());
            ps.setString(3, employee.getSex());
            ps.setString(4, employee.getResume());
            System.out.println(file.length()+":"+fis.available());
            ps.setBinaryStream(5, fis,(int)file.length());
            ps.execute();