集合-队列

队列:先进先出的集合结构。类似于List<T>,容量也是根据需要成倍的增加。

public class Queue<T> : IEnumerable<T>, ICollection, IEnumerable

//Document文档类；DocumetManger文档控制类，用于添加文档，获取移除文档；ProcessDocuments

类用于在单独的一个线程中处理队列中的文档。

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;

namespace AbstractN
{
    public class Document
    {
        public string Title { get; private set; }
        public string Content { get; private set; }
        public Document(string title, string content)
        {
            this.Title = title;
            this.Content = content;
        }
    }

    public class DocumentManager
    {
        Queue<Document> docs = new Queue<Document>();
        public void AddDocument(Document document)
        {
            lock (this)
            {
                docs.Enqueue(document);
            }
        }
        public Document GetDocument()
        {
            Document doc = null;
            lock (this)
            {
                doc = docs.Dequeue();
            }
            return doc;
        }
        public bool isHavDoc()
        {
            return docs.Count > 0;
        }
    }

    public class ProcessDocument
    {
        private DocumentManager documentManager;
        protected ProcessDocument(DocumentManager dm)
        {
            this.documentManager = dm;
        }
        protected void Run()
        {
            while (true)
            {
                if (documentManager.isHavDoc())
                {
                    Document doc = documentManager.GetDocument();
                    Console.WriteLine("文档标题为：{0}", doc.Title);
                }
                Thread.Sleep(new Random().Next(20));
            }
        }
        public static void Start(DocumentManager dm)
        {
            new Thread(new ProcessDocument(dm).Run).Start();
        }
    }

    class Program
    {
        static void Main(string[] args)
        {
            DocumentManager dm = new DocumentManager();
            ProcessDocument.Start(dm);
            for (int i = 0; i < 100; i++)
            {
                dm.AddDocument(new Document("Title" + i.ToString(), "Content" + i.ToString()));
                Console.WriteLine("增加文档：" + i.ToString());
                Thread.Sleep(new Random().Next(20));
            }
            Console.Read();
        }
    }
}