public String getConnectionArn() {
        return this.connectionArn;
    }
<p>
The Amazon Resource Name (ARN) of your AWS CodeStar connection that connects Proton to your repository provider
account. For more information, see <a
href="https://docs.aws.amazon.com/proton/latest/userguide/setting-up-for-service.html">Setting up for Proton</a>
in the <i>Proton User Guide</i>.
</p>

@return The Amazon Resource Name (ARN) of your AWS CodeStar connection that connects Proton to your repository
        provider account. For more information, see <a
        href="https://docs.aws.amazon.com/proton/latest/userguide/setting-up-for-service.html">Setting up for
        Proton</a> in the <i>Proton User Guide</i>.
aws-java-sdk-proton/src/main/java/com/amazonaws/services/proton/model/CreateRepositoryRequest.java