private static HttpGetCfg CreateDefaultHttpGetCfg()
{
var httpCfg = new HttpGetCfg
{
ReTryCount = 3,
IsFormContentType = false,
};
return(httpCfg);
}
public static T HttpGet <T>(this string url, Dictionary <string, object> getParams, HttpGetCfg httpCfg = null)
{
string resultStr = url.HttpGet(getParams, httpCfg);
var result = JsonConvert.DeserializeObject <T>(resultStr);
return(result);
}
public static string HttpGet(this string url, Dictionary <string, object> getParams, HttpGetCfg httpCfg = null)
{
if (string.IsNullOrWhiteSpace(url))
{
throw new FException("url不能为空");
}
if (getParams == null || !getParams.Any())
{
throw new FException("getParams不能为空");
}
if (httpCfg == null)
{
httpCfg = CreateDefaultHttpGetCfg();
}
else if (httpCfg.ReTryCount <= 0)
{
httpCfg.ReTryCount = 1;//至少执行一次
}
var restRequest = new RestRequest(Method.GET);
restRequest.Timeout = 10 * 1000;//连接超时设置为10秒
restRequest.AddHeader("Accept", "*/*");
if (httpCfg.IsFormContentType)
{
string contentType = GetContentType(ContentType.Form);
restRequest.AddHeader("Content-Type", contentType);
}
foreach (var param in getParams)
{
restRequest.AddParameter(param.Key, param.Value);
}
//如果是网络连接异常，那么重试
IRestResponse restResponse = null;
CallHelper.ReTryRun(reTryCount: httpCfg.ReTryCount, reTryAction: () =>
{
restResponse = new RestClient(url).ExecuteAsync(restRequest).Result;
bool hasNetWorkError = restResponse.ErrorException is System.Net.WebException;
bool isReTrySuc = !hasNetWorkError;
return(isReTrySuc);
}, remark: "HttpGet");
//响应状态码是否表示成功 OK(200)
if (!restResponse.IsSuccessful)
{
var errSb = new StringBuilder();
errSb.AppendLine($"{url}接口异常");
errSb.AppendLine($"Content：{restResponse.Content}");
errSb.AppendLine($"StatusCode：{restResponse.StatusCode}");
errSb.AppendLine($"ResponseStatus：{restResponse.ResponseStatus}");
errSb.AppendLine($"ErrorMessage：{restResponse.ErrorMessage}");
throw new Exception(errSb.ToString(), restResponse.ErrorException);
}
return(restResponse.Content);
}
