c 远程服务器返回错误400,c# – 获取错误“远程服务器返回错误：(400)错误请求.”在线WebResponse response = request.GetResponse();...

最新推荐文章于 2022-10-08 14:32:32 发布

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最新推荐文章于 2022-10-08 14:32:32 发布 · 3k 阅读

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#c 远程服务器返回错误400

本文档介绍了在C#中遇到‘远程服务器返回错误：(400)错误请求’的问题时如何进行排查。通过创建WebRequest，设置POST方法，发送JSON数据到远程API，当GetResponse()方法抛出异常时，捕获WebException，从响应流中读取实际错误信息。通过读取错误信息，可以更好地理解并解决问题。

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//Create a request using a URL that can receive a post.

WebRequest request = WebRequest.Create("https://go.urbanairship.com/api/push/");

request.Credentials = new NetworkCredential("pvYMExk3QIO7p2YUs6BBkg", "rO3DsucETRadbbfxHkd6qw");

// Set the Method property of the request to POST.

request.Method = "POST";

// Create POST data and convert it to a byte array.

//WRITE JSON DATA TO VARIABLE D

string postData = "{\"aps\": {\"badge\": 1, \"alert\": \"Hello from Urban Airship!\"}, \"device_tokens\": [\"6334c016fc643baa340eca25bc661d15055a07b475e9a6108f3f644b15dd05ac\"]}";

byte[] byteArray = Encoding.UTF8.GetBytes(postData);

// Set the ContentType property of the WebRequest.

request.ContentType = "application/json";

// Set the ContentLength property of the WebRequest.

request.ContentLength = byteArray.Length;

// Get the request stream.

using (Strea