.net api接口接收字符串或者xml

看

using System.Xml.Serialization;
using Microsoft.AspNetCore.Mvc;
using XCGWebApp.Dtos;
using XCGWebApp.Common;
using System.Text;

namespace XCGWebApp.Controllers
{
    [ApiController]
    [Route("[controller]/[action]")]
    public class ReqController : ControllerBase
    {
        /// <summary>
        /// 接收字符串或者xml
        /// </summary>
        /// <returns></returns>
        [HttpPost]
        public JsonResult AcceptXMLOrString()
        {
            var len = Convert.ToInt32(HttpContext.Request.ContentLength);
            byte[] byt = new byte[len];
            var ri = HttpContext.Request.BodyReader.AsStream().Read(byt, 0, len);
            string str = Encoding.UTF8.GetString(byt, 0, len);

            //如果傳的是xml字符串，反序列化成對象。
            ReqDto? dto = null;
            XmlSerializer serializer = new XmlSerializer(typeof(ReqDto));
            using (StringReader sr = new StringReader(str))
            {
                object? obj = serializer.Deserialize(sr);
                if (obj != null)
                {
                    dto = (ReqDto)obj;
                }
            }

            ApiResult<object> result = new ApiResult<object>()
            {
                errorCode = "0",
                message = "success",
                data = dto
            };
            return new JsonResult(result);
        }

        /// <summary>
        /// /Req/SendXML
        /// </summary>
        /// <returns></returns>
        [HttpPost]
        public async Task<JsonResult> SendXML()
        {
            ApiResult<string> result = new ApiResult<string>()
            {
                errorCode = "0",
                message = "success",
                data = ""
            };
            string xmlStr = "";
            var dto = new ReqDto() { ErrorCode = 200, ReqName = "test" };
            XmlSerializer serializer = new XmlSerializer(typeof(ReqDto));
            using (StringWriter textWriter = new StringWriter())
            {
                serializer.Serialize(textWriter, dto);
                xmlStr = textWriter.ToString();
            }
            string url = "http://localhost:32831/Req/AcceptXMLOrString";
            var res = await ReqUtil.SendRequestXML(url, HttpMethod.Post, xmlStr);
            result.data = res.ToString();
            return new JsonResult(result);
        }
    }
}