JAVA语言七牛云几种上传、删除文件封装的工具类

package com.itheima.constant;

import com.google.gson.Gson;
import com.qiniu.common.QiniuException;
import com.qiniu.common.Zone;
import com.qiniu.http.Response;
import com.qiniu.storage.BucketManager;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.UploadManager;
import com.qiniu.storage.model.DefaultPutRet;
import com.qiniu.util.Auth;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;

/**

• 七牛云工具类
  */
  public class QiniuUtils {
  public static String accessKey = "你的accessKey ";
  public static String secretKey = "你的secretKey ";
  public static String bucket = “你的存储空间名”;

  public static void upload2Qiniu(String filePath,String fileName){
  //构造一个带指定Zone对象的配置类
  Configuration cfg = new Configuration(Zone.zone0());
  UploadManager uploadManager = new UploadManager(cfg);
  Auth auth = Auth.create(accessKey, secretKey);
  String upToken = auth.uploadToken(bucket);
  try {
  Response response = uploadManager.put(filePath, fileName, upToken);
  //解析上传成功的结果
  DefaultPutRet putRet =
  new Gson().fromJson(response.bodyString(), DefaultPutRet.class);
  } catch (QiniuException ex) {
  Response r = ex.response;
  try {
  System.err.println(r.bodyString());
  } catch (QiniuException ex2) {
  //ignore
  }
  }
  }

  //上传文件
  public static void upload2Qiniu(byte[] bytes, String fileName){
  //构造一个带指定Zone对象的配置类
  Configuration cfg = new Configuration(Zone.zone0());
  //…其他参数参考类注释
  UploadManager uploadManager = new UploadManager(cfg);
  //默认不指定key的情况下，以文件内容的hash值作为文件名
  String key = fileName;
  Auth auth = Auth.create(accessKey, secretKey);
  String upToken = auth.uploadToken(bucket);
  try {
  Response response = uploadManager.put(bytes, key, upToken);
  //解析上传成功的结果
  DefaultPutRet putRet = new Gson().fromJson(response.bodyString(), DefaultPutRet.class);
  System.out.println(putRet.key);
  System.out.println(putRet.hash);
  } catch (QiniuException ex) {
  Response r = ex.response;
  System.err.println(r.toString());
  try {
  System.err.println(r.bodyString());
  } catch (QiniuException ex2) {
  //ignore
  }
  }
  }

  //删除文件
  public static void deleteFileFromQiniu(String fileName){
  //构造一个带指定Zone对象的配置类
  Configuration cfg = new Configuration(Zone.zone0());
  String key = fileName;
  Auth auth = Auth.create(accessKey, secretKey);
  BucketManager bucketManager = new BucketManager(auth, cfg);
  try {
  bucketManager.delete(bucket, key);
  } catch (QiniuException ex) {
  //如果遇到异常，说明删除失败
  System.err.println(ex.code());
  System.err.println(ex.response.toString());
  }
  }
  }