> ## 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.

# Update the app properties of a file or folder

> Call this API to update the app properties of a file or folder. Documents the API call method, request parameters, and response structure.

Call this API to update the app properties of a file or folder.

## API call description

The app property information passed in the API is validated by property name.

* If the existing property name of the file or folder matches the property name passed in, the API updates the property.
* If the existing property name of the file or folder does not match the property name passed in, the API adds the property.

## Request

### Basic information

| Field                | Value                                                                                     |
| -------------------- | ----------------------------------------------------------------------------------------- |
| HTTP URL             | `https://api.dingtalk.io/v1.0/storage/spaces/{spaceId}/dentries/{dentryId}/appProperties` |
| HTTP Method          | PUT                                                                                       |
| Supported app types  | appType-Internal app　appType-Third-party enterprise app                                   |
| Required permissions | permission-Storage.File.Write-Write permission for organization storage files             |

### Request header

| Name                        | Type   | Required | Description                                                                                                                                                                                                                                                                                                                                                                                                                                        |
| --------------------------- | ------ | -------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| x-acs-dingtalk-access-token | String | Yes      | The access credential for calling this API. Obtain it as follows:   - For an internal app, call the [Get the access token of an internal app](/open/development/obtain-the-access-token-of-an-internal-app) API. - For a third-party enterprise app, call the [Get the access token of an enterprise authorized for a third-party app](https://open.dingtalk.com/document/development/obtain-the-access-token-of-the-authorized-enterprise-1) API. |

### Path parameter

| Name     | Type | Required | Description                                                                                                                                                                                                                                                  |
| -------- | ---- | -------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| spaceId  | Long | Yes      | The space ID. Call the [Add space](/open/development/add-space) API to obtain the id parameter value.                                                                                                                                                        |
| dentryId | Long | Yes      | The ID of the file or folder. Call the [Get a list of files or folders](/open/development/get-a-list-of-files-or-folders) API or the [Get spaceId and dentryId by dentryUuid](/open/development/api-getdentryidbyuuid) API to obtain the id parameter value. |

### Query parameter

| Name    | Type   | Required | Description                                                                                                                                 |
| ------- | ------ | -------- | ------------------------------------------------------------------------------------------------------------------------------------------- |
| unionId | String | Yes      | The unionId of the operator. Call the [Query user details](/open/development/query-user-details) API to obtain the unionid parameter value. |

### Request body

| Name          | Type   | Required | Description                                                                                                                                                                             |
| ------------- | ------ | -------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| appProperties | Array  | Yes      | The list of app properties. The maximum value is 3.                                                                                                                                     |
| name          | String | Yes      | The property name.       - If the property name already exists, the existing property information is updated. - If the property name does not exist, the property information is added. |
| value         | String | Yes      | The property value.                                                                                                                                                                     |
| visibility    | String | Yes      | The visibility scope of the property.   - **PUBLIC**: The property is visible to all apps. - **PRIVATE**: The property is visible only to its owning app. This is the default value.    |

### Request example

HTTP

```http theme={"theme":{"light":"github-light","dark":"github-dark"}}
PUT /v1.0/storage/spaces/854xxxxx/dentries/634xxxxx/appProperties?unionId=cHtUxxxxx HTTP/1.1
Host:api.dingtalk.io
x-acs-dingtalk-access-token:xxxxx
Content-Type:application/json

{
  "appProperties" : [ {
    "name" : "Attribute1",
    "value" : "AttributeValue1",
    "visibility" : "PRIVATE"
  } ]
}
```

Java

```java theme={"theme":{"light":"github-light","dark":"github-dark"}}
package com.aliyun.sample;

import com.aliyun.tea.*;

public class Sample {

    /**
     * <b>description</b> :
     * <p>Initialize the account Client with the Token</p>
     * @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 {
        
        com.aliyun.dingtalkstorage_1_0.Client client = Sample.createClient();
        com.aliyun.dingtalkstorage_1_0.models.UpdateDentryAppPropertiesHeaders updateDentryAppPropertiesHeaders = new com.aliyun.dingtalkstorage_1_0.models.UpdateDentryAppPropertiesHeaders();
        updateDentryAppPropertiesHeaders.xAcsDingtalkAccessToken = "<your access token>";
        com.aliyun.dingtalkstorage_1_0.models.UpdateDentryAppPropertiesRequest.UpdateDentryAppPropertiesRequestAppProperties appProperties0 = new com.aliyun.dingtalkstorage_1_0.models.UpdateDentryAppPropertiesRequest.UpdateDentryAppPropertiesRequestAppProperties()
                .setName("Attribute1")
                .setValue("AttributeValue1")
                .setVisibility("PRIVATE");
        com.aliyun.dingtalkstorage_1_0.models.UpdateDentryAppPropertiesRequest updateDentryAppPropertiesRequest = new com.aliyun.dingtalkstorage_1_0.models.UpdateDentryAppPropertiesRequest()
                .setUnionId("cHtUxxxxx")
                .setAppProperties(java.util.Arrays.asList(
                    appProperties0
                ));
        try {
            client.updateDentryAppPropertiesWithOptions("", "", updateDentryAppPropertiesRequest, updateDentryAppPropertiesHeaders, new com.aliyun.teautil.models.RuntimeOptions());
        } catch (TeaException err) {
            if (!com.aliyun.teautil.Common.empty(err.code) && !com.aliyun.teautil.Common.empty(err.message)) {
                // The err object contains the code and message properties, which help locate the issue
            }

        } 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)) {
                // The err object contains the code and message properties, which help locate the issue
            }

        }        
    }
}
```

Python

```python theme={"theme":{"light":"github-light","dark":"github-dark"}}
# -*- coding: utf-8 -*-
# This file is auto-generated, don't edit it. Thanks.
import os
import sys
import json

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:
        """
        Initialize the account Client with the Token
        @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()
        update_dentry_app_properties_headers = dingtalkstorage__1__0_models.UpdateDentryAppPropertiesHeaders()
        update_dentry_app_properties_headers.x_acs_dingtalk_access_token = '<your access token>'
        app_properties_0 = dingtalkstorage__1__0_models.UpdateDentryAppPropertiesRequestAppProperties(
            name='Attribute1',
            value='AttributeValue1',
            visibility='PRIVATE'
        )
        update_dentry_app_properties_request = dingtalkstorage__1__0_models.UpdateDentryAppPropertiesRequest(
            union_id='cHtUxxxxx',
            app_properties=[
                app_properties_0
            ]
        )
        try:
            client.update_dentry_app_properties_with_options('', '', update_dentry_app_properties_request, update_dentry_app_properties_headers, util_models.RuntimeOptions())
        except Exception as err:
            if not UtilClient.empty(err.code) and not UtilClient.empty(err.message):
                # The err object contains the code and message properties, which help locate the issue
                pass

    @staticmethod
    async def main_async(
        args: List[str],
    ) -> None:
        client = Sample.create_client()
        update_dentry_app_properties_headers = dingtalkstorage__1__0_models.UpdateDentryAppPropertiesHeaders()
        update_dentry_app_properties_headers.x_acs_dingtalk_access_token = '<your access token>'
        app_properties_0 = dingtalkstorage__1__0_models.UpdateDentryAppPropertiesRequestAppProperties(
            name='Attribute1',
            value='AttributeValue1',
            visibility='PRIVATE'
        )
        update_dentry_app_properties_request = dingtalkstorage__1__0_models.UpdateDentryAppPropertiesRequest(
            union_id='cHtUxxxxx',
            app_properties=[
                app_properties_0
            ]
        )
        try:
            await client.update_dentry_app_properties_with_options_async('', '', update_dentry_app_properties_request, update_dentry_app_properties_headers, util_models.RuntimeOptions())
        except Exception as err:
            if not UtilClient.empty(err.code) and not UtilClient.empty(err.message):
                # The err object contains the code and message properties, which help locate the issue
                pass

if __name__ == '__main__':
    Sample.main(sys.argv[1:])
```

PHP

```java theme={"theme":{"light":"github-light","dark":"github-dark"}}
<?php

// This file is auto-generated, don't edit it. Thanks.
namespace AlibabaCloud\SDK\Sample;

use AlibabaCloud\SDK\Dingtalk\Vstorage_1_0\Dingtalk;
use \Exception;
use AlibabaCloud\Tea\Exception\TeaError;
use AlibabaCloud\Tea\Utils\Utils;

use Darabonba\OpenApi\Models\Config;
use AlibabaCloud\SDK\Dingtalk\Vstorage_1_0\Models\UpdateDentryAppPropertiesHeaders;
use AlibabaCloud\SDK\Dingtalk\Vstorage_1_0\Models\UpdateDentryAppPropertiesRequest\appProperties;
use AlibabaCloud\SDK\Dingtalk\Vstorage_1_0\Models\UpdateDentryAppPropertiesRequest;
use AlibabaCloud\Tea\Utils\Utils\RuntimeOptions;

class Sample {

    /**
     * Initialize the account Client with the Token
     * @return Dingtalk Client
     */
    public static function createClient(){
        $config = new Config([]);
        $config->protocol = "https";
        $config->regionId = "central";
        return new Dingtalk($config);
    }

    /**
     * @param string[] $args
     * @return void
     */
    public static function main($args){
        $client = self::createClient();
        $updateDentryAppPropertiesHeaders = new UpdateDentryAppPropertiesHeaders([]);
        $updateDentryAppPropertiesHeaders->xAcsDingtalkAccessToken = "<your access token>";
        $appProperties0 = new appProperties([
            "name" => "Attribute1",
            "value" => "AttributeValue1",
            "visibility" => "PRIVATE"
        ]);
        $updateDentryAppPropertiesRequest = new UpdateDentryAppPropertiesRequest([
            "unionId" => "cHtUxxxxx",
            "appProperties" => [
                $appProperties0
            ]
        ]);
        try {
            $client->updateDentryAppPropertiesWithOptions("", "", $updateDentryAppPropertiesRequest, $updateDentryAppPropertiesHeaders, 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)) {
                // The err object contains the code and message properties, which help locate the issue
            }
        }
    }
}
$path = __DIR__ . \DIRECTORY_SEPARATOR . '..' . \DIRECTORY_SEPARATOR . 'vendor' . \DIRECTORY_SEPARATOR . 'autoload.php';
if (file_exists($path)) {
    require_once $path;
}
Sample::main(array_slice($argv, 1));
```

Go

```go theme={"theme":{"light":"github-light","dark":"github-dark"}}
package main

import (
  "encoding/json"
  "strings"
  "fmt"
  "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"
)

// Description:
// 
// Initialize the account Client with the Token
// 
// @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
  }

  updateDentryAppPropertiesHeaders := &dingtalkstorage_1_0.UpdateDentryAppPropertiesHeaders{}
  updateDentryAppPropertiesHeaders.XAcsDingtalkAccessToken = tea.String("<your access token>")
  appProperties0 := &dingtalkstorage_1_0.UpdateDentryAppPropertiesRequestAppProperties{
    Name: tea.String("Attribute1"),
    Value: tea.String("AttributeValue1"),
    Visibility: tea.String("PRIVATE"),
  }
  updateDentryAppPropertiesRequest := &dingtalkstorage_1_0.UpdateDentryAppPropertiesRequest{
    UnionId: tea.String("cHtUxxxxx"),
    AppProperties: []*dingtalkstorage_1_0.UpdateDentryAppPropertiesRequestAppProperties{appProperties0},
  }
  tryErr := func()(_e error) {
    defer func() {
      if r := tea.Recover(recover()); r != nil {
        _e = r
      }
    }()
    _, _err = client.UpdateDentryAppPropertiesWithOptions(tea.String(""), tea.String(""), updateDentryAppPropertiesRequest, updateDentryAppPropertiesHeaders, &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)) {
      // The err object contains the code and message properties, which help locate the issue
    }

  }
  return _err
}

func main() {
  err := _main(tea.StringSlice(os.Args[1:]))
  if err != nil {
    panic(err)
  }
}
```

Node.js

```text theme={"theme":{"light":"github-light","dark":"github-dark"}}
'use strict';
// This file is auto-generated, don't edit it
const Util = require('@alicloud/tea-util');
const dingtalkstorage_1_0 = require('@alicloud/dingtalk/storage_1_0');
const OpenApi = require('@alicloud/openapi-client');
const Tea = require('@alicloud/tea-typescript');

class Client {

  /**
   * Initialize the account Client with the Token
   * @return Client
   * @throws Exception
   */
  static createClient() {
    let config = new OpenApi.Config({ });
    config.protocol = 'https';
    config.regionId = 'central';
    return new dingtalkstorage_1_0.default(config);
  }

  static async main(args) {
    let client = Client.createClient();
    let updateDentryAppPropertiesHeaders = new dingtalkstorage_1_0.UpdateDentryAppPropertiesHeaders({ });
    updateDentryAppPropertiesHeaders.xAcsDingtalkAccessToken = '<your access token>';
    let appProperties0 = new dingtalkstorage_1_0.UpdateDentryAppPropertiesRequestAppProperties({
      name: 'Attribute1',
      value: 'AttributeValue1',
      visibility: 'PRIVATE',
    });
    let updateDentryAppPropertiesRequest = new dingtalkstorage_1_0.UpdateDentryAppPropertiesRequest({
      unionId: 'cHtUxxxxx',
      appProperties: [
        appProperties0
      ],
    });
    try {
      await client.updateDentryAppPropertiesWithOptions('', '', updateDentryAppPropertiesRequest, updateDentryAppPropertiesHeaders, new Util.RuntimeOptions({ }));
    } catch (err) {
      if (!Util.default.empty(err.code) && !Util.default.empty(err.message)) {
        // The err object contains the code and message properties, which help locate the issue
      }

    }    
  }

}

exports.Client = Client;
Client.main(process.argv.slice(2));
```

C#

```java theme={"theme":{"light":"github-light","dark":"github-dark"}}
using Newtonsoft.Json;
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 
    {

        /// <term><b>Description:</b></term>
        /// <description>
        /// <para>Initialize the account Client with the Token</para>
        /// </description>
        /// 
        /// <returns>
        /// Client
        /// </returns>
        /// 
        /// <term><b>Exception:</b></term>
        /// 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.UpdateDentryAppPropertiesHeaders updateDentryAppPropertiesHeaders = new AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.UpdateDentryAppPropertiesHeaders();
            updateDentryAppPropertiesHeaders.XAcsDingtalkAccessToken = "<your access token>";
            AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.UpdateDentryAppPropertiesRequest.UpdateDentryAppPropertiesRequestAppProperties appProperties0 = new AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.UpdateDentryAppPropertiesRequest.UpdateDentryAppPropertiesRequestAppProperties
            {
                Name = "Attribute1",
                Value = "AttributeValue1",
                Visibility = "PRIVATE",
            };
            AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.UpdateDentryAppPropertiesRequest updateDentryAppPropertiesRequest = new AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.UpdateDentryAppPropertiesRequest
            {
                UnionId = "cHtUxxxxx",
                AppProperties = new List<AlibabaCloud.SDK.Dingtalkstorage_1_0.Models.UpdateDentryAppPropertiesRequest.UpdateDentryAppPropertiesRequestAppProperties>
                {
                    appProperties0
                },
            };
            try
            {
                client.UpdateDentryAppPropertiesWithOptions("", "", updateDentryAppPropertiesRequest, updateDentryAppPropertiesHeaders, new AlibabaCloud.TeaUtil.Models.RuntimeOptions());
            }
            catch (TeaException err)
            {
                if (!AlibabaCloud.TeaUtil.Common.Empty(err.Code) && !AlibabaCloud.TeaUtil.Common.Empty(err.Message))
                {
                    // The err object contains the code and message properties, which help locate the issue
                }
            }
            catch (Exception _err)
            {
                TeaException err = new TeaException(new Dictionary<string, object>
                {
                    { "message", _err.Message }
                });
                if (!AlibabaCloud.TeaUtil.Common.Empty(err.Code) && !AlibabaCloud.TeaUtil.Common.Empty(err.Message))
                {
                    // The err object contains the code and message properties, which help locate the issue
                }
            }
        }

    }
}
```

## Response

### Response body

| Name    | Type    | Description                                                                  |
| ------- | ------- | ---------------------------------------------------------------------------- |
| success | Boolean | Whether this update is successful.   - **true**: Success - **false**: Failed |

### Response body example

```text theme={"theme":{"light":"github-light","dark":"github-dark"}}
HTTP/1.1 200 OK
Content-Type:application/json

{
  "success" : true
}
```

### Error codes

If calling this API returns an error, refer to the [Global error codes](/open/development/server-api-error-codes-1) document for a solution based on the error message.

| HttpCode | Error code                            | Error message | Description                                                                                          |
| -------- | ------------------------------------- | ------------- | ---------------------------------------------------------------------------------------------------- |
| 400      | operationConcurrentControl            | %s            | Concurrency control                                                                                  |
| 400      | paramError                            | %s            | Parameter error                                                                                      |
| 400      | paramError.spaceId                    | %s            | Parameter error - spaceId                                                                            |
| 400      | paramError.dentryId                   | %s            | Parameter error - dentryId                                                                           |
| 400      | dentryAppPropertiesNumberExceedsLimit | %s            | The number of properties set by a single app on a dentry exceeds the limit. The maximum number is 3. |
| 403      | permissionDenied                      | %s            | The user does not have permission to modify the properties of the file (or folder).                  |
| 404      | spaceNotExist                         | %s            | The space does not exist.                                                                            |
| 404      | dentryNotExist                        | %s            | The file does not exist.                                                                             |
| 500      | systemError                           | %s            | System error                                                                                         |
| 500      | unknownError                          | Unknown Error | Unknown error                                                                                        |
| 503      | operationTimeout                      | %s            | Request timed out                                                                                    |