numberguessgame.java

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package com.tarena.game;

import java.io.Serializable;
import java.util.Random;

public class NumberGuessGame implements Serializable {
	private int answer;

	private int times;

	private String message;

	private boolean success;

	public void reset() {
		answer = generateAnswer();
		times = 0;
		success = false;
		message = "";
	}

	public void guess(int userGuess) {
		times++;
		if (userGuess == answer) {
			success = true;
			message = "Congratulations, you got it. you have tried " + times
					+ " times.";
		} else if (userGuess < answer) {
			message = "please try higher.";
		} else {
			message = "please try lower.";
		}
	}

	public String getMessage() {
		return message;
	}

	public boolean isSuccess() {
		return success;
	}

	public int getTimes() {
		return times;
	}

	private int generateAnswer() {
		Random rnd = new Random();
		int answer = rnd.nextInt() % 100;
		answer = Math.abs(answer) + 1;
		return answer;
	}
}