| /******************************************************************************* |
| * 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.ast; |
| |
| /** |
| * Abstract class for a Binary operation. |
| */ |
| public abstract class BinExpr extends Expr { |
| // XXX: review hierarchy - strictly should be Expr |
| // or rename to binop |
| private XPathNode _left; |
| private XPathNode _right; |
| |
| /** |
| * Constructor for BinExpr. |
| * |
| * @param l |
| * left xpath node for the operation. |
| * @param r |
| * right xpath node for the operation. |
| */ |
| public BinExpr(XPathNode l, XPathNode r) { |
| _left = l; |
| _right = r; |
| } |
| |
| /** |
| * Left xpath node. |
| * |
| * @return Left node. |
| */ |
| public XPathNode left() { |
| return _left; |
| } |
| |
| /** |
| * Right xpath node. |
| * |
| * @return Right node. |
| */ |
| public XPathNode right() { |
| return _right; |
| } |
| |
| /** |
| * Set the left xpath node. |
| * |
| * @param n |
| * Left node. |
| */ |
| public void set_left(XPathNode n) { |
| _left = n; |
| } |
| |
| /** |
| * Set the right xpath node. |
| * |
| * @param n |
| * Right node. |
| */ |
| public void set_right(XPathNode n) { |
| _right = n; |
| } |
| } |