src/jrummikub/model/StoneHeap.java


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package jrummikub.model;

import java.util.ArrayList;
import java.util.EnumSet;
import java.util.List;
import java.util.Random;

public class StoneHeap {
	List<Stone> heap;
	Random generator = new Random();

	public StoneHeap() {
		heap = new ArrayList<Stone>();
		for (int i = 1; i <= 13; i++) {
			for (int j = 0; j < 2; j++) {
				for (StoneColor c : EnumSet.allOf(StoneColor.class)) {
					heap.add(new Stone(i, c, false));
				}
			}
		}
		// Joker
		heap.add(new Stone(0, StoneColor.BLACK, true));
		heap.add(new Stone(0, StoneColor.ORANGE, true));
	}

	public Stone drawStone() {
		return heap.remove(generator.nextInt(heap.size()));
	}
	
	public List<Stone> drawStones(int number) {
		List<Stone> drawnStones = new ArrayList<Stone>();
		for (int i=0; i<number; i++){
			drawnStones.add(drawStone());
		}
		return drawnStones;
	}
}