001/* 002 * Copyright (c) 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the Eclipse Public License v1.0 006 * which accompanies this distribution, and is available at 007 * http://www.eclipse.org/legal/epl-v10.html 008 * 009 * Contributors: 010 * Nuxeo - initial API and implementation 011 * 012 * $Id$ 013 */ 014 015package org.nuxeo.ecm.core.query.sql.model; 016 017import java.io.Serializable; 018 019/** 020 * The base of all query nodes. 021 * <p> 022 * An AST method accepts a visitor and that's all. 023 * 024 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 025 */ 026public interface ASTNode extends Serializable { 027 028 /** 029 * Accept the given visitor. 030 * 031 * @param visitor the AST node visitor 032 */ 033 void accept(IVisitor visitor); 034 035}