Lucky 13: Roulette mini DSL

gistfile1.java

package com.janogonzalez.engineyard;

import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Scanner;

public class Roulette {
	private long expected, actual, bet;
	
	private Roulette(long bet) { this.bet = bet; }
	public static Roulette bet(long bet) { return new Roulette(bet); }
	public Roulette to(long expected) { this.expected = expected; return this; }
	public Roulette roll() throws IOException { this.actual = Long.parseLong((new Scanner((InputStream) new URL("http://roulette.engineyard.com/").getContent())).findInLine("\\d+")); return this; }
	public long payout() { return (actual == expected) ? (bet * 35) : 0; }
	
	public static void main(String[] args) throws IOException {
		System.out.println(Roulette.bet(100000).to(13).roll().payout());
	}
}