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
017/**
018 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
019 */
020public abstract class Literal implements Operand {
021
022    private static final long serialVersionUID = 7459498561660866191L;
023
024    /**
025     * Gets a string representation of the value.
026     *
027     * @return a string representation of the value
028     */
029    public abstract String asString();
030
031}