77 lines
1.9 KiB
C#
77 lines
1.9 KiB
C#
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// -----------------------------------------------------------------------
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// <copyright file="SimpleObjPool.cs" company="AillieoTech">
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// Copyright (c) AillieoTech. All rights reserved.
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// </copyright>
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// -----------------------------------------------------------------------
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namespace TapTap.UI.AillieoTech
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{
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using System;
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using System.Collections.Generic;
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public class SimpleObjPool<T>
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{
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private readonly Stack<T> stack;
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private readonly Func<T> ctor;
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private readonly Action<T> onRecycle;
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private int size;
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private int usedCount;
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public SimpleObjPool(int max = 7, Action<T> onRecycle = null, Func<T> ctor = null)
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{
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this.stack = new Stack<T>(max);
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this.size = max;
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this.onRecycle = onRecycle;
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this.ctor = ctor;
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}
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public T Get()
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{
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T item;
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if (this.stack.Count == 0)
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{
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if (this.ctor != null)
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{
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item = this.ctor();
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}
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else
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{
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item = Activator.CreateInstance<T>();
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}
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}
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else
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{
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item = this.stack.Pop();
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}
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this.usedCount++;
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return item;
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}
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public void Recycle(T item)
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{
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if (this.onRecycle != null)
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{
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this.onRecycle.Invoke(item);
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}
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if (this.stack.Count < this.size)
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{
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this.stack.Push(item);
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}
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this.usedCount--;
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}
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public void Purge()
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{
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// TODO
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}
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public override string ToString()
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{
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return $"SimpleObjPool: item=[{typeof(T)}], inUse=[{this.usedCount}], restInPool=[{this.stack.Count}/{this.size}] ";
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}
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}
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}
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