示例#1
0
        private void DownLoadDork(object obj)
        {
            DownLoadParams dparm = obj as DownLoadParams;

            foreach (var item in dparm.downLoadInfo)
            {
                DownLoad(item);
            }
        }
示例#2
0
        public string Start(List <DownLoadInfo> list)
        {
            var pathsCount = list.Count;    //资源总数
                                            // 计算编译线程数量
            int threadCount = pathsCount % Number100 == 0 ? pathsCount / Number100 : pathsCount / Number100 + 1;

            if (threadCount > MaxThreadCount)
            {
                threadCount = MaxThreadCount;
            }
            int threadPqgeSize = (pathsCount / threadCount) + 1;
            int typeSum        = 0;
            List <DownLoadParams> parameters = new List <DownLoadParams>(threadCount);

            DownLoadInfo[] downloadParam = null;
            DownLoadParams downLoadParams = null;
            int            index, endSize = 0;;

            for (int i = 0; i < threadCount; i++)
            {
                downLoadParams = new DownLoadParams();
                endSize        = threadPqgeSize * (i + 1);
                if (endSize > pathsCount)
                {
                    var a = threadPqgeSize + pathsCount - endSize;
                    downloadParam = new DownLoadInfo[threadPqgeSize + pathsCount - endSize];
                    endSize       = pathsCount;
                }
                else
                {
                    downloadParam = new DownLoadInfo[threadPqgeSize];
                }
                index = 0;
                for (int j = typeSum; j < endSize; j++)
                {
                    downloadParam[index++] = list[j];
                }
                downLoadParams.downLoadInfo = downloadParam;
                typeSum += downloadParam.Count();
                parameters.Add(downLoadParams);
            }
            // 创建编译线程
            List <Thread> threads = new List <Thread>(threadCount);

            for (int i = 1; i < threadCount; i++)
            {
                Thread thread = new Thread(DownLoadDork);
                thread.IsBackground = true;
                thread.Name         = "DownloadThread #" + i.ToString();
                threads.Add(thread);
                thread.Start(parameters[i]);
            }
            // 重用当前线程:为当前线程指派下载任务。
            DownLoadDork(parameters[0]);

            // 等待所有的下载线程执行线束。
            foreach (Thread thread in threads)
            {
                thread.Join();
            }
            return("下载完成");
        }