从控制台读取Int值

//package com.nowjava;//来 自 时 代      J a v a   公   众 号 - nowjava.com

import java.util.Scanner;


public class Main {

    public static void main(String[] argv) throws Exception {

        System.out.println(readIntValue());

    }


    public static int readIntValue() {

        boolean isCorrectValue = false;

        Scanner console = new Scanner(System.in);

        int readValue = 0;


        do {
        /** from 
        时 代 J a v a - nowjava.com**/

            if (console.hasNextInt()) {

                readValue = console.nextInt();

                isCorrectValue = true;

            } else {

                System.out.print(