ss.java

package voon.truongvan.chines_exercise.model;

import java.util.ArrayList;

/**
 * Created by Vo Quang Hoa on 12/22/2015.
 */
public class Question {
    private String question;
    private ArrayList<String> answers;
    private int correct;

    public String getQuestion() {
        if(question==null){
            question = "";
        }
        return question;
    }

    public boolean checkCorrectAnswer(int index) {
        return correct == index;
    }

    public String getAnswer(int index){
        if(answers!=null && answers.size()>index){
            return answers.get(index);
        }
        return "";
    }

    public boolean hasAnswer(int i){
        String answer = getAnswer(i);
        return answer!=null && answer.length()>0;
    }

    public void setAnswers(ArrayList<String> answers) {
        this.answers = answers;
    }

    public void setCorrect(int correct) {
        this.correct = correct;
    }

    public int getCorrect() {
        return correct;
    }
}