45 lines
1.3 KiB
C#
45 lines
1.3 KiB
C#
using System;
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using System.Reflection;
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using UnityEngine;
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/// <summary>
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/// 单例基类
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/// </summary>
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/// <typeparam name="T"></typeparam>
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public abstract class BaseManager<T> where T : class
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{
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private static T instance;
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/// <summary>
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/// 用于线程锁
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/// </summary>
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protected static readonly object lockObj = new object();
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public static T Instance
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{
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get
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{
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if (instance == null)
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{
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lock (lockObj)
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{
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if (instance == null)
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{
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//直接Activator 创建
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instance = (T)Activator.CreateInstance(typeof(T), true);
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/*
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//通过反射获取 无参私有构造函数 要求单例对象必须有私有构造函数
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Type type = typeof(T);
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ConstructorInfo info = type.GetConstructor(BindingFlags.Instance | BindingFlags.NonPublic, null, Type.EmptyTypes, null);
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if (info != null)
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instance = info.Invoke(null) as T;
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else
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Debug.LogError("没有得到对应的无参构造函数！");
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*/
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}
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}
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}
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return instance;
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}
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}
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}
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