Java設計模式之單例模式

public class SingletonTest{
	public static void main(String[] args){
		Singleton s1 = Singleton.getInstance();
		Singleton s2 = Singleton.getInstance();
		System.out.println(s1 == s2);
	}
	
}
class Singleton{
	private static Singleton singleton = new Singleton();
	private Singleton(){
	
	}
	public static Singleton getInstance(){
		return singleton;
	}
}