| /* |
| * Copyright (c) 1998, 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 |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation from Oracle TopLink |
| package org.eclipse.persistence.oxm.documentpreservation; |
| |
| import org.w3c.dom.Node; |
| |
| import org.eclipse.persistence.oxm.documentpreservation.NodeOrderingPolicy; |
| |
| /** |
| * INTERNAL: |
| * <p><b>Purpose:</b>An implementation of NodeOrderingPolicy that adds new elements to an XML Document |
| * based on the last updated sibling in their context. |
| * <p><b>Responsibilities:</b>Add a new element as a child based on the provided last updated sibling. |
| * |
| * @see org.eclipse.persistence.oxm.documentpreservation.NodeOrderingPolicy |
| * @author mmacivor |
| * @author rbarkhouse - changed to subclass (NodeOrderingPolicy changed to abstract superclass) |
| */ |
| public class RelativePositionOrderingPolicy extends NodeOrderingPolicy { |
| |
| @Override |
| public void appendNode(Node parent, Node newChild, Node previousSibling){ |
| if (previousSibling != null) { |
| Node nextSibling = previousSibling.getNextSibling(); |
| if (nextSibling != null) { |
| parent.insertBefore(newChild, nextSibling); |
| } else { |
| parent.appendChild(newChild); |
| } |
| } |
| else { |
| if (parent.hasChildNodes()) { |
| parent.insertBefore(newChild, parent.getFirstChild()); |
| } else { |
| parent.appendChild(newChild); |
| } |
| } |
| } |
| |
| } |