public String getRetiringPrincipal() {
        return this.retiringPrincipal;
    }
<p>
The principal that has permission to use the <a>RetireGrant</a> operation to retire the grant.
</p>
<p>
To specify the principal, use the <a
href="https://docs.aws.amazon.com/general/latest/gr/aws-arns-and-namespaces.html">Amazon Resource Name (ARN)</a>
of an Amazon Web Services principal. Valid principals include Amazon Web Services accounts, IAM users, IAM roles,
federated users, and assumed role users. For help with the ARN syntax for a principal, see <a
href="https://docs.aws.amazon.com/IAM/latest/UserGuide/reference_identifiers.html#identifiers-arns">IAM ARNs</a>
in the <i> <i>Identity and Access Management User Guide</i> </i>.
</p>
<p>
The grant determines the retiring principal. Other principals might have permission to retire the grant or revoke
the grant. For details, see <a>RevokeGrant</a> and <a
href="https://docs.aws.amazon.com/kms/latest/developerguide/grant-manage.html#grant-delete">Retiring and revoking
grants</a> in the <i>Key Management Service Developer Guide</i>.
</p>

@return The principal that has permission to use the <a>RetireGrant</a> operation to retire the grant. </p>
        <p>
        To specify the principal, use the <a
        href="https://docs.aws.amazon.com/general/latest/gr/aws-arns-and-namespaces.html">Amazon Resource Name
        (ARN)</a> of an Amazon Web Services principal. Valid principals include Amazon Web Services accounts, IAM
        users, IAM roles, federated users, and assumed role users. For help with the ARN syntax for a principal,
        see <a
        href="https://docs.aws.amazon.com/IAM/latest/UserGuide/reference_identifiers.html#identifiers-arns">IAM
        ARNs</a> in the <i> <i>Identity and Access Management User Guide</i> </i>.
        </p>
        <p>
        The grant determines the retiring principal. Other principals might have permission to retire the grant
        or revoke the grant. For details, see <a>RevokeGrant</a> and <a
        href="https://docs.aws.amazon.com/kms/latest/developerguide/grant-manage.html#grant-delete">Retiring and
        revoking grants</a> in the <i>Key Management Service Developer Guide</i>.
aws-java-sdk-kms/src/main/java/com/amazonaws/services/kms/model/CreateGrantRequest.java