Instantible

/*
* MontyHall.java
* Feargal Wright
* 19/12/14
*/

import java.util.Random;

public class MontyHall {

    //variables
    private int chosenDoor;
    private int revealedDoor;
    private int winningDoor;
    private int remainingDoor;
    private int winCounter;
    //Create Random
    Random rand = new Random();


    // constructor
    public MontyHall() {
        //give variables default values
        chosenDoor = 0;
        revealedDoor = 0;
        winningDoor = 0;
        remainingDoor = 0;
        winCounter = 0;

    }//end of constructor

    //setters
    public void setChosenDoor(int chosenDoor) {//setter start
        this.chosenDoor = chosenDoor;//set chosen door from the app class
    }//setter end

    //Computation to reveal door and select winnig door
    public void revealCompute() {//start reveal
        switch (chosenDoor) {//start of case switch

            case 1:
                revealedDoor = rand.nextBoolean() ? 2 : 3;
                if (revealedDoor == 2) {
                    remainingDoor = 3;
                    winningDoor = rand.nextBoolean() ? 1 : 3;
                } else if (revealedDoor == 3) {
                    remainingDoor = 2;
                    winningDoor = rand.nextBoolean() ? 1 : 2;
                }
                break;
            case 2:
                revealedDoor = rand.nextBoolean() ? 1 : 3;
                if (revealedDoor == 1) {
                    remainingDoor = 3;
                    winningDoor = rand.nextBoolean() ? 2 : 3;
                } else if (revealedDoor == 2) {
                    remainingDoor = 1;
                    winningDoor = rand.nextBoolean() ? 1 : 2;
                }
                break;
            case 3:
                revealedDoor = rand.nextBoolean() ? 1 : 2;
                if (revealedDoor == 1) {
                    remainingDoor = 2;
                    winningDoor = rand.nextBoolean() ? 2 : 3;
                } else if (revealedDoor == 2) {
                    remainingDoor = 1;
                    winningDoor = rand.nextBoolean() ? 1 : 3;
                }
                break;
        }//end of case switch
    }//end reveal

    //getter
    public int getRevealedDoor() {//start getter
        return revealedDoor;//return which door is revealed
    }//end getter

    // if the user decides to swap this allows it
    public void swapCompute() {//swap start

        int swapStore = chosenDoor;//Int swap store facilitates the switching of the int values if the user changes door
        chosenDoor = remainingDoor;//change the chosen door to the remaing door
        remainingDoor = swapStore;//change the remaing door to the swapStore value of the chosen door

        if (winningDoor == chosenDoor) {//if start
                   winCounter = 1;//set the win counter to 1 / a win
                }//if end
        else {
              winCounter = 0;
       }

    }//swap computation end

    //result getter
    public int Result() {//getter start
        return winCounter;//return the win counter if = 1 Win!
    }//getter end

}//end of class