90 lines
1.2 KiB
C#
90 lines
1.2 KiB
C#
using System.Collections.Generic;
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using System.Linq;
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namespace Aitex.Core.Util
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{
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public class FixSizeQueue<T>
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{
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private Queue<T> _innerQueue;
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private object _locker = new object();
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public int FixedSize { get; set; }
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public int Count
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{
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get
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{
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lock (_locker)
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{
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return _innerQueue.Count;
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}
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}
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}
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public FixSizeQueue(int size)
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{
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FixedSize = size;
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_innerQueue = new Queue<T>();
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}
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public void Enqueue(T obj)
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{
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lock (_locker)
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{
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_innerQueue.Enqueue(obj);
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while (_innerQueue.Count > FixedSize)
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{
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_innerQueue.Dequeue();
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}
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}
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}
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public bool TryDequeue(out T obj)
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{
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lock (_locker)
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{
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obj = default(T);
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if (_innerQueue.Count > 0)
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{
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obj = _innerQueue.Dequeue();
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return true;
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}
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return false;
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}
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}
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public List<T> ToList()
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{
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lock (_locker)
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{
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return _innerQueue.ToList();
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}
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}
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public void Clear()
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{
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lock (_locker)
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{
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_innerQueue.Clear();
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}
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}
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public T ElementAt(int index)
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{
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lock (_locker)
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{
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return _innerQueue.ElementAt(index);
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}
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}
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public bool IsEmpty()
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{
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lock (_locker)
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{
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return _innerQueue.Count == 0;
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}
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}
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}
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}
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