1 package dst.ass1.jpa.model.impl;
3 import dst.ass1.jpa.model.ICourse;
4 import dst.ass1.jpa.model.ILecturer;
5 import dst.ass1.jpa.model.ILesson;
6 import dst.ass1.jpa.util.Constants;
8 import javax.persistence.*;
9 import java.util.ArrayList;
10 import java.util.Collection;
13 @Table(name = Constants.T_LECTURER)
14 @PrimaryKeyJoinColumn(name = "id")
15 public class Lecturer extends Person implements ILecturer {
16 @OneToMany(targetEntity = Course.class)
17 private Collection<ICourse> courses = new ArrayList<>();
19 @ManyToMany(targetEntity = Lesson.class)
20 @JoinTable(name = Constants.J_LECTURER_LESSON,
22 @JoinColumn(name = Constants.I_LECTURER)
24 inverseJoinColumns = {
25 @JoinColumn(name = Constants.I_LESSON)
27 private Collection<ILesson> lessons = new ArrayList<>();
31 public Collection<ICourse> getCourses() {
36 public void setCourses(Collection<ICourse> courses) {
37 this.courses = courses;
41 public void addCourse(ICourse course) {
42 this.courses.add(course);
46 public Collection<ILesson> getLessons() {
51 public void setLessons(Collection<ILesson> lessons) {
52 this.lessons = lessons;
56 public void addLesson(ILesson lesson) {
57 this.lessons.add(lesson);