Product

import java.text.DecimalFormat;


public class Product implements Comparable <Product>{
    private String name;
    private double price;
    Product (String name, double price) {
        this.name = name;
        this.price = price;
    }
    public double getPrice() {
        return this.price;
    }
    @Override
    public String toString() {
        DecimalFormat formatter = new DecimalFormat("#0.00");
        return formatter.format(this.price) + " " + this.name;
    }
    @Override
    public int compareTo(Product arg) {
        if(this.price < arg.price)
            return -1;
        else if (this.price > arg.price)
            return 1;
        return 0;
    }
    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        Product other = (Product) obj;
        if (name == null) {
            if (other.name != null)
                return false;
        } else if (!name.equals(other.name))
            return false;
        return true;
    }
}