50 lines
1.1 KiB
C#
50 lines
1.1 KiB
C#
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using System.Collections.Generic;
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namespace Thousandto.Core.Base
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{
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/// <summary>
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/// 数据列表的一个缓存池,对于一些业务不用重复创建List,减少GC
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/// </summary>
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/// <typeparam name="T"></typeparam>
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public class ListPool<T> where T:class
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{
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//所有回收的列表
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List<List<T>> _items = new List<List<T>>();
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//返回一个空列表
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public List<T> New()
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{
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if (_items.Count > 0)
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{
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var ret = _items[_items.Count - 1];
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_items.RemoveAt(_items.Count - 1);
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return ret;
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}
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return new List<T>();
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}
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//移除列表
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public void Free(List<T> obj)
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{
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if (obj != null)
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{
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obj.Clear();
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_items.Add(obj);
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}
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}
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//清理到所有缓存
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public void Sweep()
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{
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_items.Clear();
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}
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//获取当前列表的数量
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public int GetCount()
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{
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return _items.Count;
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}
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}
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}
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