User.java

import java.util.UUID;
import com.opennms.lucidity.annoations.*;
 
@Entity
@Table(name="users")
public class User {
    @Id
    @Column(name="user_id")
    UUID userId;
 
    @Index(type = INVERTED)
    @Column(name="email_address")
    String emailAddress;
 
    @Column(name="given_name")
    String givenName;
 
    @Column
    String surname;
 
    @Column
    Date birthday;

    @OneToMany
    Collection<Address> addresses;
 
    // Setters, getters, etc
}