aspx ，Java接收POST 数据

C# :页面Index.aspx 接收POST 数据  

POST URL: http://..../Index  (不用跟后缀aspx)

protected void Page_Load(object sender, EventArgs e)
        {
 
            Stream stream = Request.InputStream;
            string json = string.Empty;
            string responseJson = string.Empty;
            if (stream.Length != 0)
            {
                StreamReader streamReader = new StreamReader(stream);
                json = streamReader.ReadToEnd();

                Response.Write(json);

            }
        }

Java: