<?xml version="1.0" encoding="UTF-8"?>
<!--

    Copyright (c) 2018, 2020 Oracle and/or its affiliates. All rights reserved.

    This program and the accompanying materials are made available under the
    terms of the Eclipse Public License v. 2.0 which is available at
    http://www.eclipse.org/legal/epl-2.0,
    or the Eclipse Distribution License v. 1.0 which is available at
    http://www.eclipse.org/org/documents/edl-v10.php.

    SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause

-->

<PRE:optFoo-Root xmlns:PRE="NS" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    <PRE:bar xsi:nil="true"/>
</PRE:optFoo-Root>