96 lines
3.1 KiB
C#
96 lines
3.1 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="CachePool.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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using StgSharp.Graphics.OpenGL;
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using System;
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using System.Collections;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Text;
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namespace StgSharp.Commom.Collections
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{
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public interface IPoolable
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{
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public int ID
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{
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get;
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}
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}
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public class CacheIndexPool<T> : IEnumerable<T> where T: IPoolable
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{
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private ConcurrentDictionary<int, T> _cache;
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private Func<T> _defaultCreator;
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public CacheIndexPool( Func<T> defaultCreator )
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{
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_cache = new ConcurrentDictionary<int, T>();
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_defaultCreator = defaultCreator;
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}
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public T this[ int index ]
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{
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get
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{
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if( _cache.TryGetValue( index, out T? value ) ) {
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return value;
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}
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T newValue = _defaultCreator();
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_cache.TryAdd( index, newValue );
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return newValue;
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}
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}
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public T CreateObject()
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{
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T _new = _defaultCreator();
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_cache.AddOrUpdate( 1, _new, static( _, origin ) => origin );
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throw new NotImplementedException();
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return _new;
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}
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public IEnumerator<T> GetEnumerator()
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{
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return _cache.Values.GetEnumerator();
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}
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IEnumerator IEnumerable.GetEnumerator()
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{
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return GetEnumerator();
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}
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}
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}
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