> ## Documentation Index > Fetch the complete documentation index at: https://help.dingtalk.io/llms.txt > Use this file to discover all available pages before exploring further. # 获取文件分片上传信息 > 调用本接口获取文件分片上传时每片文件对应的上传信息，用于实现大文件分片上传。 调用本接口，获取文件分片后每片文件的上传信息。 ## 接口调用说明 接口调用步骤如下： 步骤一：调用[初始化文件分片上传](/zh/open/development/initialize-a-multipart-upload-object)接口，获取上传标识uploadKey。 步骤二：调用本接口获取每片文件的上传信息。 步骤三：循环对每片文件执行上传。 步骤四：使用步骤一接口获取的上传标识uploadKey，调用[提交文件](/zh/open/development/submittal-file)接口，完成上传。 完整示例请参考： ```java theme={"theme":{"light":"github-light","dark":"github-dark"}} import com.aliyun.dingtalkstorage_1_0.models.*; import com.aliyun.teaopenapi.models.Config; import com.aliyun.teautil.models.RuntimeOptions; import com.util.AccessTokenUtil; import org.junit.Test; import java.io.File; import java.io.FileInputStream; import java.io.InputStream; import java.io.OutputStream; import java.net.HttpURLConnection; import java.net.URL; import java.util.Arrays; import java.util.Map; public class MultipartUpload { public static com.aliyun.dingtalkstorage_1_0.Client createClient() throws Exception { Config config = new Config(); config.protocol = "https"; config.regionId = "central"; return new com.aliyun.dingtalkstorage_1_0.Client(config); } @Test public void test() throws Exception { com.aliyun.dingtalkstorage_1_0.Client client = MultipartUpload.createClient(); String spaceId = "存储空间ID"; String filePath = "/Users/xxxxx/Desktop/音乐.mp3"; // 每片文件大小 long partSize = 1 * 1024 * 1024L; // 1MB // 初始化分片上传接口 InitMultipartFileUploadHeaders initMultipartFileUploadHeaders = new InitMultipartFileUploadHeaders(); initMultipartFileUploadHeaders.xAcsDingtalkAccessToken = "accessToken"; InitMultipartFileUploadRequest initMultipartFileUploadRequest = new InitMultipartFileUploadRequest(); initMultipartFileUploadRequest.setUnionId(unionId); InitMultipartFileUploadRequest.InitMultipartFileUploadRequestOption initMultipartFileUploadRequestOption = new InitMultipartFileUploadRequest.InitMultipartFileUploadRequestOption(); initMultipartFileUploadRequestOption.setStorageDriver("DINGTALK"); initMultipartFileUploadRequest.setOption(initMultipartFileUploadRequestOption); String uploadKey = client.initMultipartFileUploadWithOptions(spaceId, initMultipartFileUploadRequest, initMultipartFileUploadHeaders, new RuntimeOptions()).getBody().getUploadKey(); File file = new File(filePath); long fileLength = file.length(); int partCount = (int) (fileLength / partSize) + ((fileLength % partSize != 0) ? 1 : 0); for (int i = 0; i < partCount; i++) { long startPos = i * partSize; long curPartSize = (i + 1 == partCount) ? (fileLength - startPos) : partSize; // 获取分片上传信息 GetMultipartFileUploadInfosHeaders getMultipartFileUploadInfosHeaders = new GetMultipartFileUploadInfosHeaders(); getMultipartFileUploadInfosHeaders.xAcsDingtalkAccessToken = "accessToken"; GetMultipartFileUploadInfosRequest getMultipartFileUploadInfosRequest = new GetMultipartFileUploadInfosRequest(); getMultipartFileUploadInfosRequest.setUnionId(unionId); getMultipartFileUploadInfosRequest.setUploadKey("第一步初始化分片上传接口获取的uploadKey"); getMultipartFileUploadInfosRequest.setPartNumbers(Arrays.asList(i + 1)); GetMultipartFileUploadInfosResponseBody.GetMultipartFileUploadInfosResponseBodyMultipartHeaderSignatureInfosHeaderSignatureInfo headerSignatureInfo = client.getMultipartFileUploadInfosWithOptions(getMultipartFileUploadInfosRequest, getMultipartFileUploadInfosHeaders, new RuntimeOptions()).body.multipartHeaderSignatureInfos.get(0).headerSignatureInfo; uploadPartFile(startPos, curPartSize, headerSignatureInfo, file); } // 提交文件，完成上传 CommitFileHeaders commitFileHeaders = new CommitFileHeaders(); commitFileHeaders.xAcsDingtalkAccessToken = "accessToken"; CommitFileRequest.CommitFileRequestOption commitFileRequestOption = new CommitFileRequest.CommitFileRequestOption() .setSize(1024L) .setConflictStrategy("OVERWRITE"); CommitFileRequest commitFileRequest = new CommitFileRequest() .setUnionId(unionId) .setUploadKey(“第一步初始化分片上传接口获取的uploadKey”) .setName("音乐.mp3") .setParentId("0") .setOption(commitFileRequestOption); CommitFileResponseBody.CommitFileResponseBodyDentry dentry = client.commitFileWithOptions("存储空间ID", commitFileRequest, commitFileHeaders, new RuntimeOptions()).body.dentry; System.out.println(dentry); } private void uploadPartFile(long start, long size, GetMultipartFileUploadInfosResponseBody.GetMultipartFileUploadInfosResponseBodyMultipartHeaderSignatureInfosHeaderSignatureInfo headerSignatureInfo, File file) throws Exception { InputStream inputStream = new FileInputStream(file); if (start > 0) { inputStream.skip(start); } URL url = new URL(headerSignatureInfo.getResourceUrls().get(0)); HttpURLConnection connection = (HttpURLConnection)url.openConnection(); connection.setDoOutput(true); connection.setRequestMethod("PUT"); connection.setUseCaches(false); if (headerSignatureInfo.getHeaders() != null) { for (Map.Entry entry : headerSignatureInfo.getHeaders().entrySet()) { connection.setRequestProperty(entry.getKey(), entry.getValue()); } } connection.setReadTimeout(10000); connection.setConnectTimeout(10000); connection.connect(); OutputStream out = connection.getOutputStream(); byte[] buffer = new byte[1024]; long remain = size; for (;remain > 0;) { int sizeToRead = remain < buffer.length ? (int)remain : buffer.length; int rsz = inputStream.read(buffer, 0, sizeToRead); if (rsz < 0) { break; } out.write(buffer, 0, rsz); remain -= rsz; } out.flush(); out.close(); int responseCode = connection.getResponseCode(); if (responseCode == 200) { System.out.println("上传成功"); } else { System.out.println("上传失败"); } connection.disconnect(); } } ``` ## 请求 ### 基本信息 | 字段 | 值 | | ----------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------ | | HTTP URL | [https://api.dingtalk.io/v1.0/storage/spaces/files/multiPartUploadInfos/query](https://api.dingtalk.io/v1.0/storage/spaces/files/multiPartUploadInfos/query) | | HTTP Method | POST | | 支持的应用类型 | appType-企业内部应用　appType-第三方企业应用 | | 权限要求 | permission-Storage.UploadInfo.Read-企业存储文件上传信息读权限 | ### 请求头 | 名称 | 类型 | 是否必填 | 描述 | | --------------------------- | ------ | ---- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | x-acs-dingtalk-access-token | String | 是 | 调用该接口的访问凭证，通过以下获取： - 企业内部应用，调用[获取企业内部应用的accessToken](/zh/open/development/obtain-the-access-token-of-an-internal-app#)接口获取。 - 第三方企业应用，调用[获取第三方应用授权企业的accessToken](https://open.dingtalk.com/document/development/obtain-the-access-token-of-the-authorized-enterprise-1#)接口获取。 | ### 查询参数 | 名称 | 类型 | 是否必填 | 描述 | | ------- | ------ | ---- | --------------------------------------------------------------------- | | unionId | String | 是 | 操作者unionId，可调用[查询用户详情](/zh/open/development/query-user-details#)接口获取。 | ### 请求体 | 名称 | 类型 | 是否必填 | 描述 | | -------------- | ---------------- | ---- | ------------------------------------------------------------------------------------------------------------------- | | uploadKey | String | 是 | 上传唯一标识，调用[初始化文件分片上传](/zh/open/development/initialize-a-multipart-upload-object#)接口，获取上传标识uploadKey。 | | partNumbers | Array of Integer | 是 | 每片文件的Id，文件的分片数量最大值10000，每片文件大小限制范围是100KB\~5GB，最多传30。 每片文件的Id，由开发者指定，本接口会返回每片文件的上传地址和headers等信息。 示例：\[1,2,3,4,5] | | option | Object | 否 | 可选参数。 | | preferIntranet | Boolean | 否 | 是否优先使用内网传输，使用该参数前提是配置了专属存储内网传输。 - true：是，默认值 - false：否 | ### 请求示例 HTTP ```http theme={"theme":{"light":"github-light","dark":"github-dark"}} POST /v1.0/storage/spaces/files/multiPartUploadInfos/query?unionId=chyxxxxx HTTP/1.1 Host:api.dingtalk.io x-acs-dingtalk-access-token:access_token Content-Type:application/json { "uploadKey" : "hwHPAAAAAipHxxxxx", "partNumbers" : [ 1 ], "option" : { "preferIntranet" : true } } ``` Java ```java theme={"theme":{"light":"github-light","dark":"github-dark"}} // This file is auto-generated, don't edit it. Thanks. package com.aliyun.sample; import com.aliyun.tea.*; public class Sample { /** * 使用 Token 初始化账号Client * @return Client * @throws Exception */ public static com.aliyun.dingtalkstorage_1_0.Client createClient() throws Exception { com.aliyun.teaopenapi.models.Config config = new com.aliyun.teaopenapi.models.Config(); config.protocol = "https"; config.regionId = "central"; return new com.aliyun.dingtalkstorage_1_0.Client(config); } public static void main(String[] args_) throws Exception { java.util.List args = java.util.Arrays.asList(args_); com.aliyun.dingtalkstorage_1_0.Client client = Sample.createClient(); com.aliyun.dingtalkstorage_1_0.models.GetMultipartFileUploadInfosHeaders getMultipartFileUploadInfosHeaders = new com.aliyun.dingtalkstorage_1_0.models.GetMultipartFileUploadInfosHeaders(); getMultipartFileUploadInfosHeaders.xAcsDingtalkAccessToken = ""; com.aliyun.dingtalkstorage_1_0.models.GetMultipartFileUploadInfosRequest.GetMultipartFileUploadInfosRequestOption option = new com.aliyun.dingtalkstorage_1_0.models.GetMultipartFileUploadInfosRequest.GetMultipartFileUploadInfosRequestOption() .setPreferIntranet(true); com.aliyun.dingtalkstorage_1_0.models.GetMultipartFileUploadInfosRequest getMultipartFileUploadInfosRequest = new com.aliyun.dingtalkstorage_1_0.models.GetMultipartFileUploadInfosRequest() .setUnionId("chyxxxxx") .setUploadKey("hwHPAAAAAipHxxxxx") .setPartNumbers(java.util.Arrays.asList( 1 )) .setOption(option); try { client.getMultipartFileUploadInfosWithOptions(getMultipartFileUploadInfosRequest, getMultipartFileUploadInfosHeaders, new com.aliyun.teautil.models.RuntimeOptions()); } catch (TeaException err) { if (!com.aliyun.teautil.Common.empty(err.code) && !com.aliyun.teautil.Common.empty(err.message)) { // err 中含有 code 和 message 属性，可帮助开发定位问题 } } catch (Exception _err) { TeaException err = new TeaException(_err.getMessage(), _err); if (!com.aliyun.teautil.Common.empty(err.code) && !com.aliyun.teautil.Common.empty(err.message)) { // err 中含有 code 和 message 属性，可帮助开发定位问题 } } } } ``` Python ```python theme={"theme":{"light":"github-light","dark":"github-dark"}} # -*- coding: utf-8 -*- # This file is auto-generated, don't edit it. Thanks. import sys from typing import List from alibabacloud_dingtalk.storage_1_0.client import Client as dingtalkstorage_1_0Client from alibabacloud_tea_openapi import models as open_api_models from alibabacloud_dingtalk.storage_1_0 import models as dingtalkstorage__1__0_models from alibabacloud_tea_util import models as util_models from alibabacloud_tea_util.client import Client as UtilClient class Sample: def __init__(self): pass @staticmethod def create_client() -> dingtalkstorage_1_0Client: """ 使用 Token 初始化账号Client @return: Client @throws Exception """ config = open_api_models.Config() config.protocol = 'https' config.region_id = 'central' return dingtalkstorage_1_0Client(config) @staticmethod def main( args: List[str], ) -> None: client = Sample.create_client() get_multipart_file_upload_infos_headers = dingtalkstorage__1__0_models.GetMultipartFileUploadInfosHeaders() get_multipart_file_upload_infos_headers.x_acs_dingtalk_access_token = '' option = dingtalkstorage__1__0_models.GetMultipartFileUploadInfosRequestOption( prefer_intranet=True ) get_multipart_file_upload_infos_request = dingtalkstorage__1__0_models.GetMultipartFileUploadInfosRequest( union_id='chyxxxxx', upload_key='hwHPAAAAAipHxxxxx', part_numbers=[ 1 ], option=option ) try: client.get_multipart_file_upload_infos_with_options(get_multipart_file_upload_infos_request, get_multipart_file_upload_infos_headers, util_models.RuntimeOptions()) except Exception as err: if not UtilClient.empty(err.code) and not UtilClient.empty(err.message): # err 中含有 code 和 message 属性，可帮助开发定位问题 pass @staticmethod async def main_async( args: List[str], ) -> None: client = Sample.create_client() get_multipart_file_upload_infos_headers = dingtalkstorage__1__0_models.GetMultipartFileUploadInfosHeaders() get_multipart_file_upload_infos_headers.x_acs_dingtalk_access_token = '' option = dingtalkstorage__1__0_models.GetMultipartFileUploadInfosRequestOption( prefer_intranet=True ) get_multipart_file_upload_infos_request = dingtalkstorage__1__0_models.GetMultipartFileUploadInfosRequest( union_id='chyxxxxx', upload_key='hwHPAAAAAipHxxxxx', part_numbers=[ 1 ], option=option ) try: await client.get_multipart_file_upload_infos_with_options_async(get_multipart_file_upload_infos_request, get_multipart_file_upload_infos_headers, util_models.RuntimeOptions()) except Exception as err: if not UtilClient.empty(err.code) and not UtilClient.empty(err.message): # err 中含有 code 和 message 属性，可帮助开发定位问题 pass if __name__ == '__main__': Sample.main(sys.argv[1:]) ``` PHP ```java theme={"theme":{"light":"github-light","dark":"github-dark"}} protocol = "https"; $config->regionId = "central"; return new Dingtalk($config); } /** * @param string[] $args * @return void */ public static function main($args){ $client = self::createClient(); $getMultipartFileUploadInfosHeaders = new GetMultipartFileUploadInfosHeaders([]); $getMultipartFileUploadInfosHeaders->xAcsDingtalkAccessToken = ""; $option = new option([ "preferIntranet" => true ]); $getMultipartFileUploadInfosRequest = new GetMultipartFileUploadInfosRequest([ "unionId" => "chyxxxxx", "uploadKey" => "hwHPAAAAAipHxxxxx", "partNumbers" => [ 1 ], "option" => $option ]); try { $client->getMultipartFileUploadInfosWithOptions($getMultipartFileUploadInfosRequest, $getMultipartFileUploadInfosHeaders, new RuntimeOptions([])); } catch (Exception $err) { if (!($err instanceof TeaError)) { $err = new TeaError([], $err->getMessage(), $err->getCode(), $err); } if (!Utils::empty_($err->code) && !Utils::empty_($err->message)) { // err 中含有 code 和 message 属性，可帮助开发定位问题 } } } } $path = __DIR__ . \DIRECTORY_SEPARATOR . '..' . \DIRECTORY_SEPARATOR . 'vendor' . \DIRECTORY_SEPARATOR . 'autoload.php'; if (file_exists($path)) { require_once $path; } Sample::main(array_slice($argv, 1)); ``` Go ```go theme={"theme":{"light":"github-light","dark":"github-dark"}} // This file is auto-generated, don't edit it. Thanks. package main import ( "os" util "github.com/alibabacloud-go/tea-utils/v2/service" dingtalkstorage_1_0 "github.com/alibabacloud-go/dingtalk/storage_1_0" openapi "github.com/alibabacloud-go/darabonba-openapi/v2/client" "github.com/alibabacloud-go/tea/tea" ) /** * 使用 Token 初始化账号Client * @return Client * @throws Exception */ func CreateClient () (_result *dingtalkstorage_1_0.Client, _err error) { config := &openapi.Config{} config.Protocol = tea.String("https") config.RegionId = tea.String("central") _result = &dingtalkstorage_1_0.Client{} _result, _err = dingtalkstorage_1_0.NewClient(config) return _result, _err } func _main (args []*string) (_err error) { client, _err := CreateClient() if _err != nil { return _err } getMultipartFileUploadInfosHeaders := &dingtalkstorage_1_0.GetMultipartFileUploadInfosHeaders{} getMultipartFileUploadInfosHeaders.XAcsDingtalkAccessToken = tea.String("") option := &dingtalkstorage_1_0.GetMultipartFileUploadInfosRequestOption{ PreferIntranet: tea.Bool(true), } getMultipartFileUploadInfosRequest := &dingtalkstorage_1_0.GetMultipartFileUploadInfosRequest{ UnionId: tea.String("chyxxxxx"), UploadKey: tea.String("hwHPAAAAAipHxxxxx"), PartNumbers: []*int32{tea.Int(1)}, Option: option, } tryErr := func()(_e error) { defer func() { if r := tea.Recover(recover()); r != nil { _e = r } }() _, _err = client.GetMultipartFileUploadInfosWithOptions(getMultipartFileUploadInfosRequest, getMultipartFileUploadInfosHeaders, &util.RuntimeOptions{}) if _err != nil { return _err } return nil }() if tryErr != nil { var err = &tea.SDKError{} if _t, ok := tryErr.(*tea.SDKError); ok { err = _t } else { err.Message = tea.String(tryErr.Error()) } if !tea.BoolValue(util.Empty(err.Code)) && !tea.BoolValue(util.Empty(err.Message)) { // err 中含有 code 和 message 属性，可帮助开发定位问题 } } return _err } func main() { err := _main(tea.StringSlice(os.Args[1:])) if err != nil { panic(err) } } ``` Node.js ```python theme={"theme":{"light":"github-light","dark":"github-dark"}} // This file is auto-generated, don't edit it import Util, * as $Util from '@alicloud/tea-util'; import dingtalkstorage_1_0, * as $dingtalkstorage_1_0 from '@alicloud/dingtalk/storage_1_0'; import OpenApi, * as $OpenApi from '@alicloud/openapi-client'; import * as $tea from '@alicloud/tea-typescript'; export default class Client { /** * 使用 Token 初始化账号Client * @return Client * @throws Exception */ static createClient(): dingtalkstorage_1_0 { let config = new $OpenApi.Config({ }); config.protocol = "https"; config.regionId = "central"; return new dingtalkstorage_1_0(config); } static async main(args: string[]): Promise { let client = Client.createClient(); let getMultipartFileUploadInfosHeaders = new $dingtalkstorage_1_0.GetMultipartFileUploadInfosHeaders({ }); getMultipartFileUploadInfosHeaders.xAcsDingtalkAccessToken = ""; let option = new $dingtalkstorage_1_0.GetMultipartFileUploadInfosRequestOption({ preferIntranet: true, }); let getMultipartFileUploadInfosRequest = new $dingtalkstorage_1_0.GetMultipartFileUploadInfosRequest({ unionId: "chyxxxxx", uploadKey: "hwHPAAAAAipHxxxxx", partNumbers: [ 1 ], option: option, }); try { await client.getMultipartFileUploadInfosWithOptions(getMultipartFileUploadInfosRequest, getMultipartFileUploadInfosHeaders, new $Util.RuntimeOptions({ })); } catch (err) { if (!Util.empty(err.code) && !Util.empty(err.message)) { // err 中含有 code 和 message 属性，可帮助开发定位问题 } } } } Client.main(process.argv.slice(2)); ``` C# ```java theme={"theme":{"light":"github-light","dark":"github-dark"}} // This file is auto-generated, don't edit it. Thanks. using System; using System.Collections; using System.Collections.Generic; using System.IO; using System.Threading.Tasks; using Tea; using Tea.Utils; namespace AlibabaCloud.SDK.Sample { public class Sample { /** * 使用 Token 初始化账号Client * @return Client * @throws Exception */ public static AlibabaCloud.SDK.Dingtalkstorage_1_0.Client CreateClient() { AlibabaCloud.OpenApiClient.Models.Config config = new AlibabaCloud.OpenApiClient.Models.Config(); config.Protocol = "https"; config.RegionId = "central"; return new AlibabaCloud.SDK.Dingtalkstorage_1_0.Client(config); } public static void Main(string[] args) { AlibabaCloud.SDK.Dingtalkstorage_1_0.Client client = CreateClient(); AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.GetMultipartFileUploadInfosHeaders getMultipartFileUploadInfosHeaders = new AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.GetMultipartFileUploadInfosHeaders(); getMultipartFileUploadInfosHeaders.XAcsDingtalkAccessToken = ""; AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.GetMultipartFileUploadInfosRequest.GetMultipartFileUploadInfosRequestOption option = new AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.GetMultipartFileUploadInfosRequest.GetMultipartFileUploadInfosRequestOption { PreferIntranet = true, }; AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.GetMultipartFileUploadInfosRequest getMultipartFileUploadInfosRequest = new AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.GetMultipartFileUploadInfosRequest { UnionId = "chyxxxxx", UploadKey = "hwHPAAAAAipHxxxxx", PartNumbers = new List { 1 }, Option = option, }; try { client.GetMultipartFileUploadInfosWithOptions(getMultipartFileUploadInfosRequest, getMultipartFileUploadInfosHeaders, new AlibabaCloud.TeaUtil.Models.RuntimeOptions()); } catch (TeaException err) { if (!AlibabaCloud.TeaUtil.Common.Empty(err.Code) && !AlibabaCloud.TeaUtil.Common.Empty(err.Message)) { // err 中含有 code 和 message 属性，可帮助开发定位问题 } } catch (Exception _err) { TeaException err = new TeaException(new Dictionary { { "message", _err.Message } }); if (!AlibabaCloud.TeaUtil.Common.Empty(err.Code) && !AlibabaCloud.TeaUtil.Common.Empty(err.Message)) { // err 中含有 code 和 message 属性，可帮助开发定位问题 } } } } } ``` ## 响应 ### 响应体 | 名称 | 类型 | 描述 | | ----------------------------- | --------------------- | ---------------------------------------------------------------------------------------------------- | | multipartHeaderSignatureInfos | Array | 分片Header加签上传信息列表。 | | partNumber | Integer | 分片Id。 | | headerSignatureInfo | Object | header信息。 | | resourceUrls | Array of String | 多个上传URL，最大值10，前面的url优先。 | | headers | `Map` | 请求头。 | | expirationSeconds | Integer | 过期时间，单位秒。 | | region | String | 地域。 - **ZHANGJIAKOU**：张家口 - **SHENZHEN**：深圳 - **SHANGHAI**：上海 - **SINGAPORE**：新加坡 - **UNKNOWN**：未知 | | internalResourceUrls | Array of String | 内网URL列表。 该字段目前无使用场景，请忽略。 | ### 响应体示例 ```text theme={"theme":{"light":"github-light","dark":"github-dark"}} HTTP/1.1 200 OK Content-Type:application/json { "multipartHeaderSignatureInfos" : [ { "partNumber" : 1, "headerSignatureInfo" : { "resourceUrls" : [ "https://zjk.trans.dingtalkxxxxx" ], "headers" : { "key" : "header_value" }, "expirationSeconds" : 900, "region" : "ZHANGJIAKOU", "internalResourceUrls" : [ "lippi-space-zjk.oss-cnxxxxx" ] } } ] } ``` ### 错误码 若调用该接口报错，可根据错误信息在[全局错误码](/zh/open/development/server-api-error-codes-1)文档中查找解决方案。 | HttpCode | 错误码 | 错误信息 | 说明 | | -------- | ---------------------- | ------------- | ---------------- | | 400 | paramError | %s | 参数错误 | | 400 | paramError.uploadKey | %s | 参数错误-uploadKey | | 400 | paramError.partNumbers | %s | 参数错误-partNumbers | | 500 | systemError | %s | 系统错误 | | 500 | unknownError | Unknown Error | 未知错误 | | 503 | operationTimeout | %s | 请求超时 |