java基础语法（二）--单列模式

java基础语法（二）--单列模式

/**
 * 功能:单列模式
 * @author Administrator
 *
 */
public class SingletonTest
{
    public static void main(String[] args)
    {
        Singleton test1 = Singleton.getInstance();
        Singleton test2 = Singleton.getInstance();

        System.out.println(test1 == test2);
    }
}

class Singleton
{
    private static Singleton singleton = new Singleton();

    private Singleton()
    {    }

    public static Singleton getInstance()
    {
        return singleton;
    }
}