public class SingletonTest
{
public static void mian(String[] args)
{
Singleton singleton = Singleton.getInstance();
Singleton singleton2 = Singleton.getInstance();
System.out.prinytln(singleton == singelton2);
}
}
class Singleton
{
private static Singleton singleton = new singleton();
private Singleton()
{
}
public static Singleton getInstance()
{
return singleton;
}
}
//在多线程中一般使用这种单例模式