fat_constructors.java

public class Order {

    private String id;
    private String origin;
    private double price;

    public Order(String id, String origin, double price) {
        this.id = id;
        this.origin = origin;

        if (price < 0) {
            this.price = 0;
        } else {
            this.price = price;
        }
    }
}