using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CSharpUtil
{
    /// <summary>
    /// 普通单例
    /// </summary>
    /// <typeparam name="T"></typeparam>
    public class Singleton<T> where T : Singleton<T>, new()
    {
        /// <summary>
        /// 单例
        /// </summary>
        private static T m_Instance;

        /// <summary>
        /// 实例
        /// </summary>
        public static T Instance
        {
            get
            {
                if (object.ReferenceEquals(Singleton<T>.m_Instance, null))
                {
                    var obj = new T();
                    Singleton<T>.m_Instance = obj;
                    Container.Add(typeof(T).Name, obj);
                }
                return Singleton<T>.m_Instance;
            }
        }


        #region '   内部容器  ' 
        static Dictionary<string, Object> _mC;
        static Dictionary<string, Object> Container
        {
            get
            {
                if (null == _mC)
                {
                    _mC = new Dictionary<string, object>();
                }
                return _mC;
            }
        }
        #endregion
    }
}