@java.lang.Override
    public com.google.storagetransfer.v1.proto.TransferTypes.NotificationConfigOrBuilder
        getNotificationConfigOrBuilder() {
      return notificationConfig_ == null
          ? com.google.storagetransfer.v1.proto.TransferTypes.NotificationConfig
              .getDefaultInstance()
          : notificationConfig_;
    }
<pre>
Notification configuration.
</pre>

<code>.google.storagetransfer.v1.NotificationConfig notification_config = 11;</code>
java-storage-transfer/proto-google-cloud-storage-transfer-v1/src/main/java/com/google/storagetransfer/v1/proto/TransferTypes.java