Original Chuck-a-luck

/** Chuck-a-luck: An Impromptu Program
 *
 *  AUTHORS
 *
 *    John P. Spurgeon with support from Akil, Jonathan, Kai, Katherine, and Leon.
 *
 *  VERSION LINEAGE
 *
 *    0. https://apcsafreeresponsequestions.blogspot.com/2019/02/original-chuck-a-luck.html. (ORIGINAL)
 *    1. https://apcsafreeresponsequestions.blogspot.com/2019/02/chuck-a-luck.html. (EXERCISES)
 *    2. https://apcsafreeresponsequestions.blogspot.com/2019/02/chuck-a-luck-answers.html. (ANSWERS TO EXERCISES 1-4)
 *    3. https://apcsafreeresponsequestions.blogspot.com/2019/02/chuck-a-luck-or-risk.html. (ANSWERS TO EXERCISES 1-5)
 *
 *  DESCRIPTION
 *
 *  This is the original version of Chuck-a-luck created by Mr. Spurgeon and a
 *  posse of precocious programmers at MiT School in Beaverton, Oregon on
 *  Monday, 11 February 2019 between 4:30 and 5:30 PM (PST). It become the basis
 *  for subsequent versions used by Mr. Spurgeon’s AP Computer Science A
 *  students at Valley Catholic High School.
 */
import java.util.*;

class Dice {
    
    private int value;
    
    public Dice roll() {
        value = (int)(1 + Math.random() * 6);
        return this;
    }
    public int valueOf() {
        return value;
    }
    public String toString() {
        String d = "";
        switch (value)
        {
            case 1:
                d += "-------------" + '\n';
                d += "|           |" + '\n';
                d += "|           |" + '\n';
                d += "|     *     |" + '\n';
                d += "|           |" + '\n';
                d += "|           |" + '\n';
                d += "-------------" + '\n';
                break;
            case 2:
                d += "-------------" + '\n';
                d += "|           |" + '\n';
                d += "|   *       |" + '\n';
                d += "|           |" + '\n';
                d += "|       *   |" + '\n';
                d += "|           |" + '\n';
                d += "-------------" + '\n';
                break;
            case 3:
                d += "-------------" + '\n';
                d += "|           |" + '\n';
                d += "|   *       |" + '\n';
                d += "|     *     |" + '\n';
                d += "|       *   |" + '\n';
                d += "|           |" + '\n';
                d += "-------------" + '\n';
                break;
            case 4:
                d += "-------------" + '\n';
                d += "|           |" + '\n';
                d += "|   *   *   |" + '\n';
                d += "|           |" + '\n';
                d += "|   *   *   |" + '\n';
                d += "|           |" + '\n';
                d += "-------------" + '\n';
                break;
            case 5:
                d += "-------------" + '\n';
                d += "|           |" + '\n';
                d += "|   *   *   |" + '\n';
                d += "|     *     |" + '\n';
                d += "|   *   *   |" + '\n';
                d += "|           |" + '\n';
                d += "-------------" + '\n';
                break;
            case 6:
                d += "-------------" + '\n';
                d += "|           |" + '\n';
                d += "|   *   *   |" + '\n';
                d += "|   *   *   |" + '\n';
                d += "|   *   *   |" + '\n';
                d += "|           |" + '\n';
                d += "-------------" + '\n';
                break;
            default:
        }
        return d;
    }
}

public class ChuckALuck {
    
    private static final String
        triple = "Triple",
        big = "Big",
        small = "Small",
        field = "Field";
    private static int v1, v2, v3;
    private static List results = new LinkedList();
    
    private static void play()
    {
        Dice dice = new Dice();
        v1 = dice.roll().valueOf();
        System.out.print(dice);
        v2 = dice.roll().valueOf();
        System.out.print(dice);
        v3 = dice.roll().valueOf();
        System.out.print(dice);
    }
    
    public static void main(String args[]) {
        
        System.out.println("Chuck-a-luck");
        play();
        int sum = v1 + v2 + v3;
        System.out.println("Sum: " + sum);
        if (v1 == v2 && v2 == v3) {
            results.add(triple);
        }
        else if (sum >= 11) {
            results.add(big);
        }
        else if (sum <= 10 ) {
            results.add(small);
        }
        if (sum < 8 || sum > 12) {
            results.add(field);
        }
        for (int i = 0; i < args.length; i++) {
            if (results.indexOf(args[i]) >= 0) {
                System.out.println("Player " + i + " won!");
            }
        }
    }
}