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

namespace DemoUI.Common
{
	public class WebClientPro : WebClient
	{
		/// <summary>
		/// 过期时间
		/// </summary>
		public int Timeout { get; set; }

		public WebClientPro(int timeout = 30000)
		{//默认30秒
			Timeout = timeout;
		}

		/// <summary>
		/// 重写GetWebRequest,添加WebRequest对象超时时间
		/// </summary>
		/// <param name="address"></param>
		/// <returns></returns>
		protected override WebRequest GetWebRequest(Uri address)
		{//WebClient里上传下载的方法很多，但最终应该都是调用了这个方法
			HttpWebRequest request = (HttpWebRequest)base.GetWebRequest(address);
			request.Timeout = Timeout;
			request.ReadWriteTimeout = Timeout;
			return request;
		}
	}
}