import com.qiniu.api.io.PutExtra; //导入依赖的package包/类
/**
 * 向七牛云服务器 上传资料
 */
public static PutRet uploadFile(QiniuCloud qc) throws Exception {
	Mac mac = new Mac(qc.getAk(), qc.getSk());
	// 请确保该bucket已经存在
	String bucketName = "jeewximage";
	PutPolicy putPolicy = new PutPolicy(qc.getBucket());
	String uptoken = putPolicy.token(mac);
	PutExtra extra = new PutExtra();
	PutRet ret = IoApi.putFile(uptoken, qc.getKey(), qc.getLocalFile(), extra);
	return ret;
}