Request Syntax URI Request Parameters Request Body Response Syntax Response Elements Errors See Also

ListRetrievers

Lists the retriever used by an Amazon Q Business application.

Request Syntax


GET /applications/applicationId/retrievers?maxResults=maxResults&nextToken=nextToken HTTP/1.1

URI Request Parameters

The request uses the following URI parameters.

applicationId

The identifier of the Amazon Q Business application using the retriever.

Length Constraints: Fixed length of 36.

Pattern: [a-zA-Z0-9][a-zA-Z0-9-]{35}

Required: Yes

maxResults

The maximum number of retrievers returned.

Valid Range: Minimum value of 1. Maximum value of 50.

nextToken

If the number of retrievers returned exceeds maxResults, Amazon Q Business returns a next token as a pagination token to retrieve the next set of retrievers.

Length Constraints: Minimum length of 1. Maximum length of 800.

Request Body

The request does not have a request body.

Response Syntax


HTTP/1.1 200
Content-type: application/json

{
   "nextToken": "string",
   "retrievers": [ 
      { 
         "applicationId": "string",
         "displayName": "string",
         "retrieverId": "string",
         "status": "string",
         "type": "string"
      }
   ]
}

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

nextToken

If the response is truncated, Amazon Q Business returns this token, which you can use in a later request to list the next set of retrievers.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 800.

retrievers

An array of summary information for one or more retrievers.

Type: Array of Retriever objects

Errors

For information about the errors that are common to all actions, see Common Errors.

AccessDeniedException

You don't have access to perform this action. Make sure you have the required permission policies and user accounts and try again.

HTTP Status Code: 403

InternalServerException

An issue occurred with the internal server used for your Amazon Q Business service. Wait some minutes and try again, or contact Support for help.

HTTP Status Code: 500

ResourceNotFoundException

The resource you want to use doesn’t exist. Make sure you have provided the correct resource and try again.

HTTP Status Code: 404

ThrottlingException

The request was denied due to throttling. Reduce the number of requests and try again.

HTTP Status Code: 429

ValidationException

The input doesn't meet the constraints set by the Amazon Q Business service. Provide the correct input and try again.

HTTP Status Code: 400