| /******************************************************************************* |
| * Copyright (c) 2005, 2009 Andrea Bittau, University College London, and others |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Andrea Bittau - initial API and implementation from the PsychoPath XPath 2.0 |
| *******************************************************************************/ |
| |
| package org.eclipse.wst.xml.xpath2.processor.internal; |
| |
| import org.eclipse.wst.xml.xpath2.processor.DynamicContext; |
| import org.eclipse.wst.xml.xpath2.processor.ResultSequence; |
| import org.eclipse.wst.xml.xpath2.processor.internal.types.*; |
| |
| /** |
| * The ancestor-or-self axis contains the context node and the ancestors of the |
| * context node, this always includes the root node. |
| */ |
| // multiple inheretance might be cool here =D |
| public class AncestorOrSelfAxis extends ReverseAxis { |
| |
| /** |
| * Get ancestor nodes of the context node and the context node itself. |
| * |
| * @param node |
| * is the type of node. |
| * @param dc |
| * is the dynamic context. |
| * @return The context node and its ancestors. |
| */ |
| public ResultSequence iterate(NodeType node, DynamicContext dc) { |
| // get ancestors |
| AncestorAxis aa = new AncestorAxis(); |
| ResultSequence rs = aa.iterate(node, dc); |
| |
| // add self |
| rs.add(node); |
| |
| return rs; |
| } |
| |
| } |
