笔记系统用户实体类

package biji;

public class User {
    private int id; //用户ID
    private String username; //用户名
    private String password; //密码
    private String email; //电子邮件

    public User(int id, String username, String password, String email) {
        this.id = id;
        this.username = username;
        this.password = password;
        this.email = email;
    }

    //getter和sette方法

    public int getId(){
        return id;
    }

    public void setId(int id){
        this.id = id;
    }

    public String getUsername(){
        return username;
    }

    public void setUsername(String username){
        this.username = username;
    }

    public String getPassword(){
        return password;
    }

    public void setPassword(String password){
        this.password = password;
    }

    public String getEmail(){
        return email;
    }

    public void setEmail(String email){
        this.email = email;
    }
}