| /* |
| * 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.internal.sessions.factories; |
| |
| import org.w3c.dom.*; |
| |
| /** |
| * INTERNAL: |
| * <p> |
| * <b>Purpose</b>: This class is used to enumerate over the XML elements. This is because |
| * some parsers fail to ignore whitespaces and may include them as test elements. |
| * This enumerator will ensure that only NodeElements are returned. |
| * @since TopLink 4.0 |
| * @author Gordon Yorke |
| */ |
| public class NodeListElementEnumerator { |
| protected int index; |
| protected NodeList list; |
| |
| public NodeListElementEnumerator(NodeList list) { |
| this.index = 0; |
| this.list = list; |
| int length = list.getLength(); |
| while ((index < length) && (list.item(index).getNodeType() != Node.ELEMENT_NODE)) { |
| ++this.index; |
| } |
| } |
| |
| public boolean hasMoreNodes() { |
| return index < list.getLength(); |
| } |
| |
| public Node nextNode() { |
| Node result = list.item(index); |
| ++index; |
| int length = list.getLength(); |
| while ((index < length) && (list.item(index).getNodeType() != Node.ELEMENT_NODE)) { |
| ++this.index; |
| } |
| return result; |
| } |
| } |