.java

import java.util.Objects;

public class Pizza implements Delivarable {
  

  private DelivarableStatus status = DelivarableStatus.IN_PROGRESS;
  private PizzaDeliveryStrategy strategy;


  public Pizza(PizzaDeliveryStrategy strategy){
    this.strategy = Objects.requireNotNull(strategy);
  }


  public void getStatus(DelivarableStatus status){
    return this.status;
  }
  public void setStatus(DelivarableStatus status){
    this.status = status;
  }

  @Override
  public void deliver(){
    if (isDeliverable()) {
        this.strategy.deliver(this);
        this.setStatus(DelivarableStatus.DELIVERED);
    }
  }
}