public String getKmsKeyIdentifier() {
        return this.kmsKeyIdentifier;
    }
<p>
The identifier of the KMS customer managed key for EventBridge to use to encrypt events on this event bus, if one
has been specified.
</p>
<p>
For more information, see <a
href="https://docs.aws.amazon.com/eventbridge/latest/userguide/eb-encryption.html">Data encryption in
EventBridge</a> in the <i>Amazon EventBridge User Guide</i>.
</p>

@return The identifier of the KMS customer managed key for EventBridge to use to encrypt events on this event
        bus, if one has been specified.</p>
        <p>
        For more information, see <a
        href="https://docs.aws.amazon.com/eventbridge/latest/userguide/eb-encryption.html">Data encryption in
        EventBridge</a> in the <i>Amazon EventBridge User Guide</i>.
aws-java-sdk-eventbridge/src/main/java/com/amazonaws/services/eventbridge/model/CreateEventBusResult.java