Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.linksinnovation.elearning.model; import com.fasterxml.jackson.annotation.JsonManagedReference; import java.util.Date; import java.util.Objects; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.OneToOne; import javax.persistence.Temporal; /** * * @author Jirawong Wongdokpuang <jirawong@linksinnovation.com> */ @Entity public class Viewer { @Id @GeneratedValue private Long id; @OneToOne private UserDetails user; @OneToOne private Lecture lecture; @Temporal(javax.persistence.TemporalType.DATE) private Date updateDate; public Long getId() { return id; } public void setId(Long id) { this.id = id; } public UserDetails getUser() { return user; } public void setUser(UserDetails user) { this.user = user; } public Lecture getLecture() { return lecture; } public void setLecture(Lecture lecture) { this.lecture = lecture; } public Date getUpdateDate() { return updateDate; } public void setUpdateDate(Date updateDate) { this.updateDate = updateDate; } @Override public int hashCode() { int hash = 3; hash = 67 * hash + Objects.hashCode(this.id); return hash; } @Override public boolean equals(Object obj) { if (obj == null) { return false; } if (getClass() != obj.getClass()) { return false; } final Viewer other = (Viewer) obj; if (!Objects.equals(this.id, other.id)) { return false; } return true; } }