The wait queue, waitqueue

The wait queue, waitqueue

using System;using System.Collections.Concurrent;using System.Threading;namespace Base{    public class WaitQueue<T> : IDisposable where T : class    {        /// <summary>        /// The deal action.        /// </summary>        public Action<T> DealAction { get; set; }        /// <summary>        /// The inner queue.        /// </summary>        private readonly ConcurrentQueue<T> _innerQueue;        /// <summary>        /// The deal thread.        /// </summary>        private readonly Thread dealThread;        /// <summary>        /// The flag for end thread.        /// </summary>        private bool endThreadFlag = false;        /// <summary>        /// The auto reset event.        /// </summary>        private readonly AutoResetEvent autoResetEvent = new AutoResetEvent(true);        /// <summary>        /// Initializes a new instance of the WaitQueue`1 class.        /// </summary>        public WaitQueue()        {            this._innerQueue = new ConcurrentQueue<T>();            this.dealThread = new Thread(this.DealQueue);            this.dealThread.Start();        }        /// <summary>        /// Disposes current instance, end the deal thread and inner queue.        /// </summary>        public void Dispose()        {            this.endThreadFlag = true;            this._innerQueue.Enqueue(null);            this.autoResetEvent.Set();            this.dealThread.Join();            this.autoResetEvent.Close();        }        /// <summary>        /// Save entity to Queue.        /// </summary>        /// <param name="entity">The entity what will be deal.</param>        public void SaveLog(T entity)        {            this._innerQueue.Enqueue(entity);            this.autoResetEvent.Set();        }        /// <summary>        /// Out Queue.        /// </summary>        /// <param name="entity">The init entity.</param>        /// <returns>The entity what will be deal.</returns>        private bool Dequeue(out T entity)        {            return this._innerQueue.TryDequeue(out entity);        }        /// <summary>        /// Deal entity in Queue.        /// </summary>        private void DealQueue()        {            while (true)            {                T entity;                if (this.Dequeue(out entity))                {                    if (this.endThreadFlag && entity == null)                    {                        return;   // Exit the deal thread.                    }                    try                    {                        if (this.DealAction != null)                        {                            this.DealAction(entity);                        }                    }                    catch                    {                    }                }                else                {                    this.autoResetEvent.WaitOne();                }            }        }    }}