Unity 中通过HttpWebRequest POST和GET请求数据

博客介绍了Unity中通过HttpWebRequest进行POST和GET请求的方法。POST请求以JSON格式传参,需处理https安全证书问题;GET请求以头文件形式传authorization参数,同样要处理安全证书问题,还分别给出了请求的实现要求和示例。

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Unity 中通过HttpWebRequest以POST形式传JSON格式(键值对格式)的参数请求数据。

注意:处理HttpWebRequest访问https有安全证书的问题( 请求被中止: 未能创建 SSL/TLS 安全通道。)

只需加上以下两行代码就行了。
        ServicePointManager.ServerCertificateValidationCallback += (s, cert, chain, sslPolicyErrors) => true;
        ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3 | SecurityProtocolType.Tls;

 POST请求实现以下要求 

POST  "https://.....";        //提供获取Token值的服务接口地址(很重要)

入参body(json格式):
{
  "username":"后端提供",
  "password":"后端提供",
  "clientType": "WEB",
  "pid":"01967189376"
}

  /// <summary>
    /// POST请求方法
    /// </summary>
    /// <param name="url">获取Token值的服务URL地址(很重要)</param>
    /// <param name="jsonData">传入请求的参数,此处参数为JOSN格式</param>
    public void HttpPost(string url, string jsonData)
    {
        //处理HttpWebRequest访问https有安全证书的问题( 请求被中止: 未能创建 SSL/TLS 安全通道。)
        ServicePointManager.ServerCertificateValidationCallback += (s, cert, chain, sslPolicyErrors) => true;
        ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3 | SecurityProtocolType.Tls;

        byte[] byteArray = Encoding.UTF8.GetBytes(jsonData);
        HttpWebRequest httpWebRequest = (HttpWebRequest)WebRequest.Create(url);
        httpWebRequest.Method = "POST";
        httpWebRequest.ContentType = "application/json";
        //httpWebRequest.ContentLength = byteArray.Length;  //此处注释的情况下需要调整“myResponseStream.Close();"执行顺序
        Stream myResponseStream = httpWebRequest.GetRequestStream();
        myResponseStream.Write(byteArray, 0, byteArray.Length);
        myResponseStream.Close(); //"httpWebRequest.ContentLength"未赋值的情况下需要在此处执行关闭语句;若赋值了,可以放在最后执行关闭语句---
        HttpWebResponse response = (HttpWebResponse)httpWebRequest.GetResponse();
        StreamReader myStreamReader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
        string retString = myStreamReader.ReadToEnd();
        myStreamReader.Close();
        response.Close();
        if (!string.IsNullOrEmpty(retString))
        {
            Debug.LogError(retString);
            TokenDataInfo tokenDataInfo = JsonMapper.ToObject<TokenDataInfo>(retString);
            authorization = tokenDataInfo.token_type + " " + tokenDataInfo.access_token;
            Debug.Log(authorization);
        }
    }

Unity 中通过HttpWebRequest 以GET形式传authorization 的参数请求数据。

注意:处理HttpWebRequest访问https有安全证书的问题( 请求被中止: 未能创建 SSL/TLS 安全通道。)

只需加上以下两行代码就行了。
        ServicePointManager.ServerCertificateValidationCallback += (s, cert, chain, sslPolicyErrors) => true;
        ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3 | SecurityProtocolType.Tls;

GET请求实现以下要求

GET "https://.....";        //提供请求数据的URL地址,以头文件形式发起请求进行Token验证

请求头带上
authorization
bearer eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1aWQiOiI3MDE1MTQ0NzM0NSIsInBpZCI6IjAxOTY3MTg5Mzc2IiwiZW50IjoiMDE5NjcxODkzNzYiLCJ0eXBlIjoiV0VCIiwiZXhwIjoxNTYwNjA2MjIwLCJqdGkiOiJkNDlhZWFkMi1lM2FhLTQ5MGItYWZiMC1iNmVmNDNmMTY5Y2UiLCJyb2xlcyI6W119.Vdumf8OOcLnfu8i2KiP7qzN1nPmSXmcwnH74LKFsydImgcVIBMT9rV4zCz8UnJxQq55XIQr1IjiAe1cIYEtESw==

  /// <summary>
    /// GET请求
    /// ContentType = "application/json";
    /// token为Authorization中的授权验证码
    /// </summary>
    /// <param name="Url">请求数据的URL地址</param>
    /// <param name="token">token为Authorization中的授权验证码</param>
    /// <returns></returns>
    public void HttpGet(string url, string token)
    {
        //处理HttpWebRequest访问https有安全证书的问题( 请求被中止: 未能创建 SSL/TLS 安全通道。)
        ServicePointManager.ServerCertificateValidationCallback += (s, cert, chain, sslPolicyErrors) => true;
        ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3 | SecurityProtocolType.Tls;

        HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
        request.Method = "GET";
        //request.ContentType = "application/json";
        if (authorization != null)
        {
            request.Headers.Add("authorization", token);//请求头文件
            Debug.LogError(authorization);
        }

        HttpWebResponse response = (HttpWebResponse)request.GetResponse();
        Stream myResponseStream = response.GetResponseStream();
        StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.UTF8);
        string retString = myStreamReader.ReadToEnd();
        myStreamReader.Close();
        myResponseStream.Close();
        response.Close();
        if (!string.IsNullOrEmpty(retString))
        {
            Debug.LogError(retString);
            GetDataInfo getDataInfo = JsonMapper.ToObject<GetDataInfo>(retString);
            Debug.LogError(getDataInfo.address["name"]);
            Debug.LogError(getDataInfo.companyInfo["companyName"]);
            Debug.LogError(getDataInfo.alarmCount);
            Debug.LogError(getDataInfo.faultCount);
        }
    }
}

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