GetBranch - Amazon CodeCommit
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GetBranch

Returns information about a repository branch, including its name and the last commit ID.

Request Syntax

{ "branchName": "string", "repositoryName": "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.

branchName

The name of the branch for which you want to retrieve information.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 256.

Required: No

repositoryName

The name of the repository that contains the branch for which you want to retrieve information.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 100.

Pattern: [\w\.-]+

Required: No

Response Syntax

{ "branch": { "branchName": "string", "commitId": "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.

branch

The name of the branch.

Type: BranchInfo object

Errors

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

BranchDoesNotExistException

The specified branch does not exist.

HTTP Status Code: 400

BranchNameRequiredException

A branch name is required, but was not specified.

HTTP Status Code: 400

EncryptionIntegrityChecksFailedException

An encryption integrity check failed.

HTTP Status Code: 500

EncryptionKeyAccessDeniedException

An encryption key could not be accessed.

HTTP Status Code: 400

EncryptionKeyDisabledException

The encryption key is disabled.

HTTP Status Code: 400

EncryptionKeyNotFoundException

No encryption key was found.

HTTP Status Code: 400

EncryptionKeyUnavailableException

The encryption key is not available.

HTTP Status Code: 400

InvalidBranchNameException

The specified reference name is not valid.

HTTP Status Code: 400

InvalidRepositoryNameException

A specified repository name is not valid.

Note

This exception occurs only when a specified repository name is not valid. Other exceptions occur when a required repository parameter is missing, or when a specified repository does not exist.

HTTP Status Code: 400

RepositoryDoesNotExistException

The specified repository does not exist.

HTTP Status Code: 400

RepositoryNameRequiredException

A repository name is required, but was not specified.

HTTP Status Code: 400

Examples

Example

This example illustrates one usage of GetBranch.

Sample Request

POST / HTTP/1.1 Host: codecommit.us-east-1.amazonaws.com Accept-Encoding: identity Content-Length: 57 X-Amz-Target: CodeCommit_20150413.GetBranch X-Amz-Date: 20151028T224311Z User-Agent: aws-cli/1.7.38 Python/2.7.9 Windows/7 Content-Type: application/x-amz-json-1.1 Authorization: AWS4-HMAC-SHA256 Credential=AKIAI44QH8DHBEXAMPLE/20151028/us-east-1/codecommit/aws4_request, SignedHeaders=content-type;host;user-agent;x-amz-date;x-amz-target, Signature=8d9b5998EXAMPLE { "repositoryName": "MyDemoRepo", "branchName": "MyNewBranch" }

Sample Response

HTTP/1.1 200 OK x-amzn-RequestId: 0728aaa8-EXAMPLE Content-Type: application/x-amz-json-1.1 Content-Length: 88 Date: Wed, 28 Oct 2015 22:43:13 GMT { "branch": { "commitId": "317f8570EXAMPLE", "branchName": "MyNewBranch" } }

See Also

For more information about using this API in one of the language-specific Amazon SDKs, see the following: