58 lines
1.5 KiB
Plaintext
58 lines
1.5 KiB
Plaintext
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Threading;
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namespace SN_Server
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{
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public class InterthreadMessageQueue<T>
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{
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System.Collections.Generic.Queue<T> _queue = new
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System.Collections.Generic.Queue<T>();
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/// <summary>
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/// Post a message to the queue.
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/// </summary>
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public void PostItem(T item)
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{
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lock (_queue)
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{
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_queue.Enqueue(item);
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if (_queue.Count == 1)
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Monitor.Pulse(_queue);
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}
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}
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/// <summary>
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/// Retrieve a message from the queue.
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/// </summary>
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/// <param name="maxWait">Number of milliseconds to block ifnothing is available. -1 means "block indefinitely"</param>
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/// <returns>The next item in the queue, or default(T) if queue is empty</returns>
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public T GetItem(int maxWait)
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{
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lock (_queue)
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{
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if (_queue.Count == 0)
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{
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if (maxWait == 0)
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return default(T);
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Monitor.Wait(_queue, maxWait);
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if (_queue.Count == 0)
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return default(T);
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}
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return _queue.Dequeue();
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}
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}
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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 (_queue)
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{
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return _queue.Count;
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}
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}
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}
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}
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}
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