/// <summary>
/// 异步GET请求获取数据
/// </summary>
/// <typeparam name="T">响应正文需要反序列化成的类型</typeparam>
/// <param name="url">请求的伪URL</param>
/// <param name="requestHeaders">请求报文头</param>
/// <returns>异步返回ResponseEntity<T>类型</returns>
public async Task <ResponseEntity <T> > GetResponseEntityAsync <T>(String url, HttpRequestHeaders requestHeaders = null)
{
if (string.IsNullOrEmpty(url))
{
return(null);
}
using (HttpRequestMessage hrm = await GetHttpRequestMessageAsync(url, HttpMethod.Get, null, requestHeaders))
{
ResponseEntity <T> resp = await SendRequestAsync <T>(hrm);
return(resp);
}
}
/// <summary>
/// http基方法：请求数据
/// </summary>
/// <typeparam name="T">希望响应正文被解析成合众数据类型</typeparam>
/// <param name="requestMsg">请求的数据报文体</param>
/// <returns>异步返回ResponseEntity<T>类型</returns>
private async Task <ResponseEntity <T> > SendRequestAsync <T>(HttpRequestMessage requestMsg)
{
ResponseEntity <T> resp = new ResponseEntity <T>();
HttpResponseMessage result = await _httpClient.SendAsync(requestMsg);//获取响应报文
resp.StatusCode = result.StatusCode;
resp.Headers = result.Headers;
if (resp.StatusCode == System.Net.HttpStatusCode.OK)
{
string body = await result.Content.ReadAsStringAsync();
//反序列化
T t = JsonConvert.DeserializeObject <T>(body);
resp.Body = t;
}
return(resp);
}
