类的设计图

AddStudent.javaDelStudentById.javaDelUserById.javaGetStudentList.javaGetUserById.javaLogin.javaLoginOut.javaNum.javaRegister.javaUpdateStudent.javaUpdateUser.java

User.java----------------------------------------    private  Long id ;    private String name;    private String phone;    private  String  account;    private String pwd;----------------------------------------以上所有属性的get和set方法

filter

ListenerNum.java----------------------------------------sessionCreated()sessionDestroyed()

controller

dao

JDBCUtils.java----------------------------------------    private static final String DRIVER_NAME ;    private static final String URL ;    private static final String USER_NAME ;    private static final String PASSWORD;----------------------------------------getConnection()：Connectionclose()：void

listener

service

StudentService.java---------------------------------------- getStudentList()：List<Student>delStudentById()：BooleanaddStudent()：BooleanupdateStudent()：Boolean

CommonResult.java----------------------------------------    private boolean success = true;    private String msg = \"ok\";    private T content;----------------------------------------以上所有属性的get和set方法toString()：String

Student.java----------------------------------------    private Long id;    private String studentNumber;    private String studentName;    private String className;    private String mobile;    private Integer age;    private String sex;    private String address;    private Date createTime;----------------------------------------以上所有属性的get和set方法

utils

UserService.java----------------------------------------login()：UsergetUserById()：Userregister()：UserupdateUserById()：BooleandeleteUserById()：Boolean

StudentDao.java----------------------------------------private static Connection con = null; private static PreparedStatement ps = null; private static ResultSet rs = null; private static Statement st = null;----------------------------------------queryStudentByParam()：List<Student>addStudent()：BooleanupdateStudentById()：BooleandeleteStudent()：Boolean

pojo

LoginFilter.java----------------------------------------doFilter()

UserDao.java----------------------------------------private static Connection con = null; private static PreparedStatement ps = null; private static ResultSet rs = null; private static Statement st = null;----------------------------------------getUser()：UserqueryUser()：UserqueryUserById()：UserinsertUser()：intqueryUserByAccount()：UserupdateUserById()：BooleandeleteUserById()：Boolean