//1、对象提交，字典方式

        //接口方：public ActionResult GetArry(Car model)

        public void PostResponse()

        {

            HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create("http://demo2.cm-force.com/appapi/apiaccount/aa");

            Encoding encoding = Encoding.UTF8;

            //string param = "UserName=123&UserPwd=123";//post 参数

            Car c = new Car();

            c.Passed = ;//true

            c.LinkTel = "小测试";

            c.CarBrand = "";

            c.Loads = ;

            c.UserId = ;

            c.SortId = ;

            c.CarArea = "";

            c.CarStateId = ;

            c.LinkMan = "";

            c.Sfzh = "";

            c.CarNum = "ABCDE1";

            c.CarLength = ;

            c.DrivingNum = "";

            c.State = ;

            c.CarId = ;

            c.CarOwner = "";

            c.CarAreaId = ;

            c.CarTypeId = ;

            c.AddTime = DateTime.Now;

            IDictionary<string, string> para = new Dictionary<string, string>();

            para.Add("LinkTel", "第二次测试");

            para.Add("CarBrand", "");

            para.Add("Loads", "");

            para.Add("UserId", "");

            para.Add("SortId", "");

            StringBuilder buffer = new StringBuilder();

            int i = ;

            foreach (string key in para.Keys)

            {

                if (i > )

                {

                    buffer.AppendFormat("&{0}={1}", key, para[key]);

                }

                else

                {

                    buffer.AppendFormat("{0}={1}", key, para[key]);

                }

                i++;

            } 

           //JavaScriptSerializer ser = new JavaScriptSerializer();

           //string param = ser.Serialize(c);

            byte[] bs = Encoding.UTF8.GetBytes(buffer.ToString());

            string responseData = String.Empty;

            req.Method = "POST";

            //req.ContentType = "application/x-www-form-urlencoded;charset=utf-8";

            req.ContentLength = bs.Length;

            using (Stream reqStream = req.GetRequestStream())

            {

                reqStream.Write(bs, , bs.Length);

                reqStream.Close();

            }

            using (HttpWebResponse response = (HttpWebResponse)req.GetResponse())

            {

                using (StreamReader reader = new StreamReader(response.GetResponseStream(), encoding))

                {

                    responseData = reader.ReadToEnd().ToString();

                }

                Response.Write(responseData);

            }

        }

        //2、链接方式提交数据

        //接口方：public ActionResult GetArry(int UserId,string GroupName)

        //提交参数：string param = "UserId=737&GroupName=一杯美酒";//post 参数

        public void PostMethd()

        {

            HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create("http://demo2.cm-force.com/appapi/apiaccount/GetGroupsByUserId");

            Encoding encoding = Encoding.UTF8;

            string param = "userid=735";//post 参数

            byte[] bs = Encoding.UTF8.GetBytes(param.ToString());

          //byte[] bs = new byte[]{};

            string responseData = String.Empty;

            req.Method = "POST";

            req.ContentType = "application/x-www-form-urlencoded;charset=utf-8";

            req.ContentLength = bs.Length;

            //return;

            using (Stream reqStream = req.GetRequestStream())

            {

                reqStream.Write(bs, , bs.Length);

                reqStream.Close();

            }

            using (HttpWebResponse response = (HttpWebResponse)req.GetResponse())

            {

                using (StreamReader reader = new StreamReader(response.GetResponseStream(), encoding))

                {

                    responseData = reader.ReadToEnd().ToString();

                }

                Response.Write(responseData);

            }

        }

        //3、提交数组

        //接口方：public ActionResult GetArry(string[] arrpost)

        //提交参数：string param = "arrpost=737&arrpost=一杯美酒";//post 参数

        public void PostArrMethd()

        {

            HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create("http://localhost:7242/appapi/apiaccount/GetArry");

            Encoding encoding = Encoding.UTF8;

            string param = "arrpost=737&arrpost=一杯美酒";//post 参数

            byte[] bs = Encoding.UTF8.GetBytes(param.ToString());

            //byte[] bs = new byte[]{};

            string responseData = String.Empty;

            req.Method = "POST";

            req.ContentType = "application/x-www-form-urlencoded;charset=utf-8";

            req.ContentLength = bs.Length;

            //return;

            using (Stream reqStream = req.GetRequestStream())

            {

                reqStream.Write(bs, , bs.Length);

                reqStream.Close();

            }

            using (HttpWebResponse response = (HttpWebResponse)req.GetResponse())

            {

                using (StreamReader reader = new StreamReader(response.GetResponseStream(), encoding))

                {

                    responseData = reader.ReadToEnd().ToString();

                }

                Response.Write(responseData);

            }

        }

        //4、提交数组对象

        //接口方：public ActionResult GetArry(List<Car> arrpost)

        /*  对象

    public class Dasa

    {

        public Dasa() { }

        private string name;

        public string Name

        {

            get { return name; }

            set { name = value; }

        }

        private int age;

        public int Age

        {

            get { return age; }

            set { age = value; }

        }

    }*/

        //提交参数：string param = "arrpost[0].Name=737&arrpost[0].Age=23&arrpost[1].Name=一杯美酒&arrpost[1].Age=25";//post 参数

        public void PostArrObjMethd()

        {

            HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create("http://localhost:7242/appapi/apiaccount/GetArry");

            Encoding encoding = Encoding.UTF8;

            string param = "arrpost[0].Name=737&arrpost[0].Age=23&arrpost[1].Name=一杯美酒&arrpost[1].Age=25";//post 参数

            byte[] bs = Encoding.UTF8.GetBytes(param.ToString());

            //byte[] bs = new byte[]{};

            string responseData = String.Empty;

            req.Method = "POST";

            req.ContentType = "application/x-www-form-urlencoded;charset=utf-8";

            req.ContentLength = bs.Length;

            //return;

            using (Stream reqStream = req.GetRequestStream())

            {

                reqStream.Write(bs, , bs.Length);

                reqStream.Close();

            }

            using (HttpWebResponse response = (HttpWebResponse)req.GetResponse())

            {

                using (StreamReader reader = new StreamReader(response.GetResponseStream(), encoding))

                {

                    responseData = reader.ReadToEnd().ToString();

                }

                Response.Write(responseData);

            }

        }

        #region 文件提交

        //上传调用方法

        public void upImg()

        {

            NameValueCollection nvc = new NameValueCollection();

            nvc.Add("id", "TTR");

            nvc.Add("btn-submit-photo", "Upload");

            HttpUploadFile("http://demo2.cm-force.com/appapi/apiaccount/AddtUser", @"D:\1.jpg", "file", "image/jpeg", nvc);

        }

        //5、提交文件

        public string HttpUploadFile(string url, string file, string paramName, string contentType, NameValueCollection nvc)

        {

            string result = string.Empty;

            string boundary = "---------------------------" + DateTime.Now.Ticks.ToString("x");

            byte[] boundarybytes = System.Text.Encoding.ASCII.GetBytes("\r\n--" + boundary + "\r\n");

            HttpWebRequest wr = (HttpWebRequest)WebRequest.Create(url);

            wr.ContentType = "multipart/form-data; boundary=" + boundary;

            wr.Method = "POST";

            wr.KeepAlive = true;

            wr.Timeout = ;

            wr.Credentials = System.Net.CredentialCache.DefaultCredentials;

            Stream rs = wr.GetRequestStream();

            string formdataTemplate = "Content-Disposition: form-data; name=\"{0}\"\r\n\r\n{1}";

            foreach (string key in nvc.Keys)

            {

                rs.Write(boundarybytes, , boundarybytes.Length);

                string formitem = string.Format(formdataTemplate, key, nvc[key]);

                byte[] formitembytes = System.Text.Encoding.UTF8.GetBytes(formitem);

                rs.Write(formitembytes, , formitembytes.Length);

            }

            rs.Write(boundarybytes, , boundarybytes.Length);

            string headerTemplate = "Content-Disposition: form-data; name=\"{0}\"; filename=\"{1}\"\r\nContent-Type: {2}\r\n\r\n";

            string header = string.Format(headerTemplate, paramName, file, contentType);

            byte[] headerbytes = System.Text.Encoding.UTF8.GetBytes(header);

            rs.Write(headerbytes, , headerbytes.Length);

            FileStream fileStream = new FileStream(file, FileMode.Open, FileAccess.Read);

            byte[] buffer = new byte[];

            int bytesRead = ;

            while ((bytesRead = fileStream.Read(buffer, , buffer.Length)) != )

            {

                rs.Write(buffer, , bytesRead);

            }

            fileStream.Close();

            byte[] trailer = System.Text.Encoding.ASCII.GetBytes("\r\n--" + boundary + "--\r\n");

            rs.Write(trailer, , trailer.Length);

            rs.Close();

            WebResponse wresp = null;

            try

            {//"路径：e:\\wwwroot\\wuliu\\wwwroot\\appapi\\apiaccount\\UploadFiles\\D:\\1.jpg"

                //http://stackoverflow.com/questions/566462/upload-files-with-httpwebrequest-multipart-form-data/1924810#1924810

                wresp = wr.GetResponse();

                Stream stream2 = wresp.GetResponseStream();

                StreamReader reader2 = new StreamReader(stream2);

                result = reader2.ReadToEnd();

            }

            catch (Exception ex)

            {

                if (wresp != null)

                {

                    wresp.Close();

                    wresp = null;

                }

            }

            finally

            {

                wr = null;

            }

            return result;

        }

        #endregion

        #endregion