package examples.entity.single_table; import java.io.Serializable; import javax.persistence.DiscriminatorValue; import javax.persistence.Entity; @Entity(name="MotorcycleSingle") @DiscriminatorValue("MOTORCYCLE") public class Motorcycle extends RoadVehicle implements Serializable { public final AcceleratorType acceleratorType = AcceleratorType.THROTTLE; public Motorcycle() { super(); numWheels = 2; numPassengers = 2; } public String toString() { return "Motorcycle: "+super.toString(); } }