Java Example

gistfile1.java

package test;

import java.util.Scanner;

public class Example {
	
	private int numQuestions;

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Example e = new Example();
		e.speak();
		while (e.setQuestions()) {}
		e.speak();
	}
	
	public Example() {
		this.numQuestions = 0;
	}
	
	public void speak() {
		System.out.println("Current number of questions: " + numQuestions);
	}
	
	public boolean setQuestions() {
		int questions;
		System.out.println("Enter how many questions you want: ");
		try {
			Scanner s = new Scanner(System.in);
			questions = s.nextInt();
			this.numQuestions = questions;
			return false;
		} catch (Exception e) {
			return true;
		}
	}

}