单例类

package com.array.jun;

public class Singletion {

    private static String test = "This is a singletion!";
    
    private Singletion(){}
    
    public static void Test(){
        System.out.println(test);
    }
    
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Singletion.Test();
    }

}