Request Syntax Request Parameters Response Syntax Response Elements Errors See Also

GetGroup

Given a user pool ID and a group name, returns information about the user group. This operation doesn't return group membership. For group membership, see ListUsersInGroup and AdminListGroupsForUser. For more information about user pool groups, see Adding groups to a user pool.

Note

Amazon Cognito evaluates AWS Identity and Access Management (IAM) policies in requests for this API operation. For this operation, you must use IAM credentials to authorize requests, and you must grant yourself the corresponding IAM permission in a policy.

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Request Syntax


{
   "GroupName": "string",
   "UserPoolId": "string"
}

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

The request accepts the following data in JSON format.

GroupName

The name of the group that you want to get information about.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 128.

Pattern: [\p{L}\p{M}\p{S}\p{N}\p{P}]+

Required: Yes

UserPoolId

The ID of the user pool that contains the group that you want to query.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 55.

Pattern: [\w-]+_[0-9a-zA-Z]+

Required: Yes

Response Syntax


{
   "Group": { 
      "CreationDate": number,
      "Description": "string",
      "GroupName": "string",
      "LastModifiedDate": number,
      "Precedence": number,
      "RoleArn": "string",
      "UserPoolId": "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.

Group

A container for the requested group. Includes description, precedence, and IAM role values.

Type: GroupType object

Errors

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

InternalErrorException

This exception is thrown when Amazon Cognito encounters an internal error.

HTTP Status Code: 500

InvalidParameterException

This exception is thrown when the Amazon Cognito service encounters an invalid parameter.

HTTP Status Code: 400

NotAuthorizedException

This exception is thrown when a user isn't authorized.

HTTP Status Code: 400

ResourceNotFoundException

This exception is thrown when the Amazon Cognito service can't find the requested resource.

HTTP Status Code: 400

TooManyRequestsException

This exception is thrown when the user has made too many requests for a given operation.

HTTP Status Code: 400