Spring5源码解析-前奏：本地构建Spring5源码

Error:(160, 32) java: 找不到符号 符号: 变量InstrumentationSavingAgent 位置:

public class HttpClientHelper
{
public static bool DownloadBufferImage(string requestUri, /*HttpContent httpContent,*/string filePath, string jsonString, string webapiBaseUrl = "")
{
try
{
HttpContent httpContent = new StringContent(jsonString);
httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json");

using (HttpClient httpClient = new HttpClient(www.baiyytwg.com/))
{
if (!string.IsNullOrWhiteSpace(webapiBaseUrl))
{
httpClient.www.sangyuLpt.com BaseAddress = new Uri(webapiBaseUrl);
}
bool result = false;
httpClient.PostAsync(requestUri, httpContent).ContinueWith(
(requestTask) =>
{
HttpResponseMessage response = requestTask.Result;

response.EnsureSuccessStatusCode();

var data = response.Content.ReadAsByteArrayAsync().Result;

using (FileStream fs = new FileStream(filePath, FileMode.Create, FileAccess.Write))
{
fs.Write(data, 0, data.Length);
fs.Flush(www.jintianxuesha.com);
fs.Close(www.rhyl158.com);