| /* |
| * Copyright (c) 2005, 2022 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0, which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package com.sun.tools.txw2.model; |
| |
| import org.xml.sax.Locator; |
| |
| import javax.xml.namespace.QName; |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.Stack; |
| |
| /** |
| * Either an {@link Element} or {@link Attribute}. |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| public abstract class XmlNode extends WriterNode { |
| /** |
| * Name of the attribute/element. |
| * |
| * In TXW, we ignore all infinite names. |
| * (finite name class will be expanded to a list of {@link XmlNode}s. |
| */ |
| public final QName name; |
| |
| protected XmlNode(Locator location, QName name, Leaf leaf) { |
| super(location, leaf); |
| this.name = name; |
| } |
| |
| /** |
| * Expand all refs and collect all children. |
| */ |
| protected final Set<Leaf> collectChildren() { |
| Set<Leaf> result = new HashSet<>(); |
| |
| Stack<Node> work = new Stack<>(); |
| work.push(this); |
| |
| while(!work.isEmpty()) { |
| for( Leaf l : work.pop() ) { |
| if( l instanceof Ref ) { |
| work.push( ((Ref)l).def ); |
| } else { |
| result.add(l); |
| } |
| } |
| } |
| |
| return result; |
| } |
| } |