import com.google.gson.Gson;
import com.qiniu.common.QiniuException;
import com.qiniu.common.Zone;
import com.qiniu.http.Response;
import com.qiniu.storage.Configuration;
import com.qiniu.storage.UploadManager;
import com.qiniu.storage.model.DefaultPutRet;
import com.qiniu.util.Auth;

/**
 * 七牛云 工具类
 */
public class QiniuUtils {
    //    ...生成上传凭证，然后准备上传
    public  static String accessKey = "申请的七牛云AK"; //AK
    public  static String secretKey = "申请的七牛云SK"; //SK
    public  static String bucket = "空间名"; //空间名
    /**
     * 上传图片(普通)
     * @param filePath 上传路径
     * @param fileName  上传名称
     */
    public static void uploadQiNiuYun(String filePath,String fileName){
    //  Configuration cfg = new Configuration(Region.region0()); //指定区域
    其中关于Region对象和机房的关系如下：
华东  Region.region0(), Region.huadong()
华北  Region.region1(), Region.huabei()
华南  Region.region2(), Region.huanan()
北美  Region.regionNa0(), Region.beimei()
东南亚   Region.regionAs0(), Region.xinjiapo()
        Configuration cfg = new Configuration(Zone.autoZone()); //自动找到可用区域
        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);
            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
            }
        }
    }

    /**
     *字节数组上传
     * @param bytes
     * @param fileName
     */
    public static void uploadToQiNiu(byte[] bytes,String fileName){
        Configuration cfg = new Configuration(Zone.autoZone()); //自动找到版本
        UploadManager uploadManager = new UploadManager(cfg);
        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
                }
            }
    }
}