public void setAccountId(String accountId) {
        this.accountId = accountId;
    }
<p>
The Amazon Web Services account ID for the owner of the Multi-Region Access Point.
</p>

@param accountId
       The Amazon Web Services account ID for the owner of the Multi-Region Access Point.
aws-java-sdk-s3control/src/main/java/com/amazonaws/services/s3control/model/GetMultiRegionAccessPointPolicyRequest.java