Queries folders.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Required ListFolders

The operation that you want to perform.

PageNumber Integer Yes 1

The number of data pages that are requested.

PageSize Integer Yes 50

The size of the requested data page.

ParentFolderPath String Required Workflow /my first workflow /MaxCompute

The path to the parent folder.

ProjectId Long Yes 10000

Dataworks workspace ID and click the workspace manage icon in the upper-right corner to view the workspace information.

RegionId String Required cn-zhangjiakou

The list of regions where the services are located.

ProjectIdentifier String No dw_project

Dataworks unique identifier of the workspace, that is, the name of the workspace at the top of the data Development page.

You must specify either this parameter or the ProjectId parameter to determine the Dataworks workspace for the current API call.

Response parameters

Parameter Type Example Description
Data Struct

The list of folders that meet the conditions.

Folders Array

List of folders.

FolderId String 2735c2****

ID of the folder.

FolderPath String Workflow /my first workflow /MaxCompute/ods

The path to the folder.

PageNumber Integer 1

The number of the page to return.

PageSize Integer 10

The size of the current data page.

TotalCount Integer 13

The total number of data records that meet the query conditions.

ErrorCode String 0

The error code.

ErrorMessage String Success

The returned message.

HttpStatusCode Integer 200

The HTTP status code.

RequestId String 0000-ABCD-EFG****

The unique ID of the call. You can use the error ID to troubleshoot the error.

Success Boolean true

Indicates whether the call is successful.

Examples

Sample requests

http(s)://[Endpoint]/? Action=ListFolders
&PageNumber=1
&PageSize=50
&ParentFolderPath= workflow /my first workflow /MaxCompute
&ProjectId=10000
&RegionId=cn-zhangjiakou
&<Common request parameters>

Sample success responses

XML format

<RequestId>0000-ABCD-EFG****</RequestId>
<HttpStatusCode>200</HttpStatusCode>
<Data>
    <TotalCount>13</TotalCount>
    <PageSize>10</PageSize>
    <PageNumber>1</PageNumber>
    <Folders>
        <FolderPath> workflow /my first workflow /MaxCompute/ods layer </FolderPath>
        <FolderId>2735c2****</FolderId>
    </Folders>
</Data>
<ErrorCode>0</ErrorCode>
<ErrorMessage>Success</ErrorMessage>
<Success>true</Success>

JSON format

{
    "RequestId": "0000-ABCD-EFG****",
    "HttpStatusCode": 200,
    "Data": {
        "TotalCount": 13,
        "PageSize": 10,
        "PageNumber": 1,
        "Folders": {
            "FolderPath": "workflow /my first workflow /MaxCompute/ods layer",
            "FolderId": "2735c2****"
        }
    },
    "ErrorCode": 0,
    "ErrorMessage": "Success",
    "Success": true
}

Error code

HttpCode Error code Error message Description
403 Forbidden.Access Access is forbidden. Activate DataWorks first. Your access is restricted, possibly because you have not activated DataWorks.
500 InternalError.System An internal system error occurred. Try again later. An internal system error occurred. Please try again later.
500 InternalError.UserId.Missing An internal system error occurred. Try again later. An internal system error occurred. Please try again later.
403 ResourceNotAuthorized.Api You are not authorized to access the resources. You cannot access resources without authorization.
429 Throttling.Api The request for this resource has exceeded your available limit. The request for the resource exceeds your available upper limit.
429 Throttling.System The DataWorks system is busy. Try again later. DataWorks the system is busy, please try again later.
429 Throttling.User Your request is too frequent. Try again later. Your request is too frequent, please try to slow down the request speed.

For a list of error codes, visit the API Error Center.