Building a Simple Application - Beginning Hibernate: From Novice to Professional - page 40

public void setPassword(String password) {
this.password = password;
}
protected long getId() {
return id;
}
protected void setId(long id) {
this.id = id;
}
}
Listing 3-9. The Class Representing Categories (Each Having an Associated Set of Advert Objects)
package sample.entity;
import java.util.HashSet;
import java.util.Set;
public class Category {
private long id;
private String title;
private Set adverts = new HashSet();
public Category(String title) {
this.title = title;
this.adverts = new HashSet();
}
Category() {
}
public Set getAdverts() {
return adverts;
}
void setAdverts(Set adverts) {
this.adverts = adverts;
}
public void addAdvert(Advert advert) {
getAdverts().add(advert);
}