001package com.hfg.util; 002 003 004//------------------------------------------------------------------------------ 005/** 006 Interface for a generic value container. 007 <div> 008 @author J. Alex Taylor, hairyfatguy.com 009 </div> 010 */ 011//------------------------------------------------------------------------------ 012// com.hfg Library 013// 014// This library is free software; you can redistribute it and/or 015// modify it under the terms of the GNU Lesser General Public 016// License as published by the Free Software Foundation; either 017// version 2.1 of the License, or (at your option) any later version. 018// 019// This library is distributed in the hope that it will be useful, 020// but WITHOUT ANY WARRANTY; without even the implied warranty of 021// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 022// Lesser General Public License for more details. 023// 024// You should have received a copy of the GNU Lesser General Public 025// License along with this library; if not, write to the Free Software 026// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 027// 028// J. Alex Taylor, President, Founder, CEO, COO, CFO, OOPS hairyfatguy.com 029// jataylor@hairyfatguy.com 030//------------------------------------------------------------------------------ 031public interface Value 032{ 033 public boolean isNull(); 034 public String stringValue(); 035 public Boolean booleanValue(); 036 public Integer intValue(); 037 public Long longValue(); 038 public Float floatValue(); 039 public Double doubleValue(); 040}