源碼：package action;import java.io.IOException;import com.qiniu.common.QiniuException;import com.qiniu.http.Client;import com.qiniu.http.Response;import com.qiniu.storage.UploadManager;import com.qiniu.util.Auth;public class UploadAction {public UploadAction() {    // TODO Auto-generated constructor stub} //設(shè)置好賬號的ACCESS_KEY和SECRET_KEY  String ACCESS_KEY = "Qq7fV0IafjldakjAWoI0hbQFlgzGfffZvcsaCh708sLQotsRGCE";  String SECRET_KEY = "9dA4IuUPafmdlakjfDpJmmicSqAIlEFWvZdzKXvVKJPifYqxE";  //要上傳的空間  String bucketname = "picture";  //上傳到七牛后保存的文件名  String key = "blog.jpg";  //上傳文件的路徑  String FilePath = "D://blog.jpg";  //密鑰配置  Auth auth = Auth.create(ACCESS_KEY, SECRET_KEY);  //創(chuàng)建上傳對象  UploadManager uploadManager = new UploadManager();  //簡單上傳，使用默認策略，只需要設(shè)置上傳的空間名就可以了  public String getUpToken(){      return auth.uploadToken(bucketname);  }  public void upload() throws IOException{    try {      //調(diào)用put方法上傳      Response res = uploadManager.put(FilePath, null, getUpToken());      //打印返回的信息      System.out.println(res.bodyString());       } catch (QiniuException e) {          Response r = e.response;          // 請求失敗時打印的異常的信息          System.out.println(r.toString());          try {              //響應(yīng)的文本信息            System.out.println(r.bodyString());          } catch (QiniuException e1) {              //ignore          }      }         }  錯誤提示：Exception in thread "main" java.lang.IncompatibleClassChangeError: Found class com.squareup.okhttp.Connection, but interface was expectedat com.qiniu.http.Client$1.intercept(Client.java:39)at com.squareup.okhttp.internal.http.HttpEngine$NetworkInterceptorChain.proceed(HttpEngine.java:802)at com.squareup.okhttp.internal.http.HttpEngine.readResponse(HttpEngine.java:683)at com.squareup.okhttp.Call.getResponse(Call.java:272)at com.squareup.okhttp.Call$ApplicationInterceptorChain.proceed(Call.java:228)