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XMLNumber.hpp

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00001 /*
00002  * The Apache Software License, Version 1.1
00003  *
00004  * Copyright (c) 2001-2003 The Apache Software Foundation.  All rights
00005  * reserved.
00006  *
00007  * Redistribution and use in source and binary forms, with or without
00008  * modification, are permitted provided that the following conditions
00009  * are met:
00010  *
00011  * 1. Redistributions of source code must retain the above copyright
00012  *    notice, this list of conditions and the following disclaimer.
00013  *
00014  * 2. Redistributions in binary form must reproduce the above copyright
00015  *    notice, this list of conditions and the following disclaimer in
00016  *    the documentation and/or other materials provided with the
00017  *    distribution.
00018  *
00019  * 3. The end-user documentation included with the redistribution,
00020  *    if any, must include the following acknowledgment:
00021  *       "This product includes software developed by the
00022  *        Apache Software Foundation (http://www.apache.org/)."
00023  *    Alternately, this acknowledgment may appear in the software itself,
00024  *    if and wherever such third-party acknowledgments normally appear.
00025  *
00026  * 4. The names "Xerces" and "Apache Software Foundation" must
00027  *    not be used to endorse or promote products derived from this
00028  *    software without prior written permission. For written
00029  *    permission, please contact apache\@apache.org.
00030  *
00031  * 5. Products derived from this software may not be called "Apache",
00032  *    nor may "Apache" appear in their name, without prior written
00033  *    permission of the Apache Software Foundation.
00034  *
00035  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
00036  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00037  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00038  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
00039  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00040  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00041  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
00042  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00043  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00044  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
00045  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00046  * SUCH DAMAGE.
00047  * ====================================================================
00048  *
00049  * This software consists of voluntary contributions made by many
00050  * individuals on behalf of the Apache Software Foundation, and was
00051  * originally based on software copyright (c) 1999, International
00052  * Business Machines, Inc., http://www.ibm.com .  For more information
00053  * on the Apache Software Foundation, please see
00054  * <http://www.apache.org/>.
00055  */
00056 
00057 /*
00058  * $Id: XMLNumber.hpp,v 1.7 2003/05/15 19:07:46 knoaman Exp $
00059  * $Log: XMLNumber.hpp,v $
00060  * Revision 1.7  2003/05/15 19:07:46  knoaman
00061  * Partial implementation of the configurable memory manager.
00062  *
00063  * Revision 1.6  2003/05/09 15:13:46  peiyongz
00064  * Deprecated toString() in XMLNumber family
00065  *
00066  * Revision 1.5  2003/03/10 20:55:58  peiyongz
00067  * Schema Errata E2-40 double/float
00068  *
00069  * Revision 1.4  2003/02/02 23:54:43  peiyongz
00070  * getFormattedString() added to return original and converted value.
00071  *
00072  * Revision 1.3  2003/01/30 21:55:22  tng
00073  * Performance: create getRawData which is similar to toString but return the internal data directly, user is not required to delete the returned memory.
00074  *
00075  * Revision 1.2  2002/11/04 15:22:05  tng
00076  * C++ Namespace Support.
00077  *
00078  * Revision 1.1.1.1  2002/02/01 22:22:15  peiyongz
00079  * sane_include
00080  *
00081  * Revision 1.2  2001/10/09 21:28:28  peiyongz
00082  * explicit ctor/dtor defined.
00083  *
00084  * Revision 1.1  2001/09/27 14:54:03  peiyongz
00085  * DTV Reorganization: new class
00086  *
00087  */
00088 
00089 #ifndef XMLNUMBER_HPP
00090 #define XMLNUMBER_HPP
00091 
00092 #include <xercesc/util/XMemory.hpp>
00093 
00094 XERCES_CPP_NAMESPACE_BEGIN
00095 
00096 class  XMLNumber : public XMemory
00097 {
00098 public:
00099 
00100     enum
00101     {
00102         LESS_THAN     = -1,
00103         EQUAL         = 0,
00104         GREATER_THAN  = 1,
00105         INDETERMINATE = 2
00106     };
00107 
00108     virtual ~XMLNumber();
00109 
00118     virtual XMLCh*     toString() const = 0;
00119     
00127     virtual XMLCh*     getRawData() const = 0;    
00128 
00136     virtual const XMLCh*     getFormattedString() const = 0;    
00137 
00146     virtual int        getSign() const = 0;
00147 
00148 protected:
00149 
00150     XMLNumber();
00151 
00152 };
00153 
00154 XERCES_CPP_NAMESPACE_END
00155 
00156 #endif


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