package northwind.jpamodel; import java.util.Date; import javax.persistence.DiscriminatorValue; import javax.persistence.Entity; @Entity @DiscriminatorValue("1") public class DiscontinuedProduct extends Product { private Date discontinuedDate; public Date getDiscontinuedDate() { return discontinuedDate; } public void setDiscontinuedDate(Date discontinuedDate) { this.discontinuedDate = discontinuedDate; } }