using System.Collections;
using System.Collections.Generic;
using UnityEngine;
/*******************************************************************************
*Create By CG
*Function 普通类单例模式
*******************************************************************************/
namespace CG.Framework
{
    public class ClassSingleton<T> where T : ClassSingleton<T>
    {
        private volatile static T _instance = null;
        protected ClassSingleton() { }

        private static readonly object sysObj = new object();

        public static T Instance
        {
            get
            {//懒汉式
                if (_instance == null)
                {
                    lock (sysObj)
                    {
                        if (_instance == null)
                        {
                            _instance = System.Activator.CreateInstance(typeof(T), true) as T;
                        }
                    }
                }
                return _instance;
            }
        }
    }
}