001 /* 002 // $Id: NullType.java 229 2009-05-08 19:11:29Z jhyde $ 003 // This software is subject to the terms of the Eclipse Public License v1.0 004 // Agreement, available at the following URL: 005 // http://www.eclipse.org/legal/epl-v10.html. 006 // Copyright (C) 2005-2008 Julian Hyde 007 // All Rights Reserved. 008 // You must accept the terms of that agreement to use this software. 009 */ 010 package org.olap4j.type; 011 012 /** 013 * The type of a null expression. 014 * 015 * @author medstat 016 * @version $Id: NullType.java 229 2009-05-08 19:11:29Z jhyde $ 017 * @since Aug 21, 2006 018 */ 019 public class NullType extends ScalarType 020 { 021 /** 022 * Creates a null type. 023 */ 024 public NullType() { 025 } 026 027 public String toString() { 028 return "NULL"; 029 } 030 } 031 // End NullType.java