objostrxml.cpp

ncbi源码

/*
 * ===========================================================================
 * PRODUCTION $Log: objostrxml.cpp,v $
 * PRODUCTION Revision 1000.5  2004/06/01 19:41:18  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.73
 * PRODUCTION
 * ===========================================================================
 */

/*  $Id: objostrxml.cpp,v 1000.5 2004/06/01 19:41:18 gouriano Exp $
* ===========================================================================
*
*                            PUBLIC DOMAIN NOTICE
*               National Center for Biotechnology Information
*
*  This software/database is a "United States Government Work" under the
*  terms of the United States Copyright Act.  It was written as part of
*  the author's official duties as a United States Government employee and
*  thus cannot be copyrighted.  This software/database is freely available
*  to the public for use. The National Library of Medicine and the U.S.
*  Government have not placed any restriction on its use or reproduction.
*
*  Although all reasonable efforts have been taken to ensure the accuracy
*  and reliability of the software and data, the NLM and the U.S.
*  Government do not and cannot warrant the performance or results that
*  may be obtained by using this software or data. The NLM and the U.S.
*  Government disclaim all warranties, express or implied, including
*  warranties of performance, merchantability or fitness for any particular
*  purpose.
*
*  Please cite the author in any work or product based on this material.
*
* ===========================================================================
*
* Author: Eugene Vasilchenko
*
* File Description:
*   XML object output stream
*
* ---------------------------------------------------------------------------
* $Log: objostrxml.cpp,v $
* Revision 1000.5  2004/06/01 19:41:18  gouriano
* PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.73
*
* Revision 1.73  2004/05/19 17:26:19  gouriano
* Corrected serialization of containers when the code was generated by DTD
*
* Revision 1.72  2004/05/17 21:03:03  gorelenk
* Added include of PCH ncbi_pch.hpp
*
* Revision 1.71  2004/05/04 17:04:43  gouriano
* Check double for being finite
*
* Revision 1.70  2004/01/29 20:43:04  gouriano
* Corrected writing of AnyContent objects in case it has attributes
* with previously undefined namespaces, or tags with empty content
*
* Revision 1.69  2004/01/22 20:48:38  gouriano
* corrected writing of namespace prefixes
*
* Revision 1.68  2004/01/08 17:42:00  gouriano
* Added encoding Windows-1252.
* Made it possible to omit document type declaration
*
* Revision 1.67  2003/11/26 19:59:41  vasilche
* GetPosition() and GetDataFormat() methods now are implemented
* in parent classes CObjectIStream and CObjectOStream to avoid
* pure virtual method call in destructors.
*
* Revision 1.66  2003/11/21 16:16:48  vasilche
* More efficient writing of hex numbers.
*
* Revision 1.65  2003/10/31 17:39:40  grichenk
* Allow empty containers
*
* Revision 1.64  2003/09/25 19:44:08  gouriano
* Corrected serialization of AnyContent object's attributes
*
* Revision 1.63  2003/09/22 20:55:23  gouriano
* Corrected writing of AnyContent objects in case of no schema reference
*
* Revision 1.62  2003/09/16 14:48:36  gouriano
* Enhanced AnyContent objects to support XML namespaces and attribute info items.
*
* Revision 1.61  2003/08/25 15:59:09  gouriano
* added possibility to use namespaces in XML i/o streams
*
* Revision 1.60  2003/08/13 18:23:54  gouriano
* corrected XML schema namespace name
*
* Revision 1.59  2003/08/13 15:47:45  gouriano
* implemented serialization of AnyContent objects
*
* Revision 1.58  2003/07/02 13:01:29  gouriano
* added ability to read/write XML files with reference to schema
*
* Revision 1.57  2003/06/30 15:39:48  gouriano
* added encoding (utf-8 or iso-8859-1)
*
* Revision 1.56  2003/06/24 20:57:36  gouriano
* corrected code generation and serialization of non-empty unnamed containers (XML)
*
* Revision 1.55  2003/05/22 20:10:02  gouriano
* added UTF8 strings
*
* Revision 1.54  2003/05/16 18:02:18  gouriano
* revised exception error messages
*
* Revision 1.53  2003/04/29 18:30:37  gouriano
* object data member initialization verification
*
* Revision 1.52  2003/03/26 16:14:23  vasilche
* Removed TAB symbols. Some formatting.
*
* Revision 1.51  2003/02/07 16:09:22  gouriano
* correction of GetContainerElementTypeFamily for the case of copying objects
*
* Revision 1.50  2003/02/05 17:08:00  gouriano
* added possibility to read/write objects generated from an ASN.1 spec as "standard" XML - without scope prefixes
*
* Revision 1.49  2003/02/04 17:06:25  gouriano
* added check for NaN in WriteDouble
*
* Revision 1.48  2003/01/22 21:03:16  gouriano
* remove trailing zeros when writing a float value
*
* Revision 1.47  2003/01/22 20:53:09  gouriano
* more control on how a float value is to be written
*
* Revision 1.46  2003/01/21 19:32:26  gouriano
* corrected reading containers of primitive types
*
* Revision 1.45  2003/01/10 17:48:41  gouriano
* added check for empty container
*
* Revision 1.44  2003/01/10 16:54:10  gouriano
* fixed a bug with optional class members
*
* Revision 1.43  2002/12/26 21:35:45  gouriano
* corrected handling choice's XML attributes
*
* Revision 1.42  2002/12/26 19:32:34  gouriano
* changed XML I/O streams to properly handle object copying
*
* Revision 1.41  2002/12/17 19:04:32  gouriano
* corrected reading/writing of character references
*
* Revision 1.40  2002/12/12 21:08:07  gouriano
* implemented handling of complex XML containers
*
* Revision 1.39  2002/11/26 22:10:31  gouriano
* added unnamed lists of sequences (choices) as container elements
*
* Revision 1.38  2002/11/20 21:22:51  gouriano
* corrected processing of unnamed sequences as choice variants
*
* Revision 1.37  2002/11/19 19:48:51  gouriano
* added support of XML attributes of choice variants
*
* Revision 1.36  2002/11/14 21:00:18  gouriano
* added support of XML attribute lists
*
* Revision 1.35  2002/10/25 14:49:27  vasilche
* NCBI C Toolkit compatibility code extracted to libxcser library.
* Serial streams flags names were renamed to fXxx.
*
* Names of flags
*
* Revision 1.34  2002/10/18 14:27:09  gouriano
* added possibility to enable/disable/set public identifier
*
* Revision 1.33  2002/10/15 13:47:59  gouriano
* modified to handle "standard" (generated from DTD) XML i/o
*
* Revision 1.32  2002/10/08 18:59:38  grichenk
* Check for null pointers in containers (assert in debug mode,
* warning in release).
*
* Revision 1.31  2002/09/25 19:37:36  gouriano
* added the possibility of having no tag prefix in XML I/O streams
*
* Revision 1.30  2002/03/07 22:02:02  grichenk
* Added "Separator" modifier for CObjectOStream
*
* Revision 1.29  2001/11/09 19:07:58  grichenk
* Fixed DTDFilePrefix functions
*
* Revision 1.28  2001/10/17 20:41:26  grichenk
* Added CObjectOStream::CharBlock class
*
* Revision 1.27  2001/10/17 18:18:30  grichenk
* Added CObjectOStreamXml::xxxFilePrefix() and
* CObjectOStreamXml::xxxFileName()
*
* Revision 1.26  2001/05/17 15:07:08  lavr
* Typos corrected
*
* Revision 1.25  2001/04/25 20:41:53  vakatov
* <limits.h>, <float.h>  --->  <corelib/ncbi_limits.h>
*
* Revision 1.24  2001/04/13 14:57:15  kholodov
* Added: SetDTDFileName function to set DTD module name in XML header
*
* Revision 1.23  2000/12/26 22:24:14  vasilche
* Fixed errors of compilation on Mac.
*
* Revision 1.22  2000/12/15 15:38:45  vasilche
* Added support of Int8 and long double.
* Enum values now have type Int4 instead of long.
*
* Revision 1.21  2000/12/04 19:02:41  beloslyu
* changes for FreeBSD
*
* Revision 1.20  2000/11/07 17:25:41  vasilche
* Fixed encoding of XML:
*     removed unnecessary apostrophes in OCTET STRING
*     removed unnecessary content in NULL
* Added module names to CTypeInfo and CEnumeratedTypeValues
*
* Revision 1.19  2000/10/20 15:51:43  vasilche
* Fixed data error processing.
* Added interface for constructing container objects directly into output stream.
* object.hpp, object.inl and object.cpp were split to
* objectinfo.*, objecttype.*, objectiter.* and objectio.*.
*
* Revision 1.18  2000/10/17 18:45:35  vasilche
* Added possibility to turn off object cross reference detection in
* CObjectIStream and CObjectOStream.
*
* Revision 1.17  2000/10/13 20:22:56  vasilche
* Fixed warnings on 64 bit compilers.
* Fixed missing typename in templates.
*
* Revision 1.16  2000/10/13 16:28:40  vasilche
* Reduced header dependency.
* Avoid use of templates with virtual methods.
* Reduced amount of different maps used.
* All this lead to smaller compiled code size (libraries and programs).
*
* Revision 1.15  2000/10/05 15:52:51  vasilche
* Avoid using snprintf because it's missing on osf1_gcc
*
* Revision 1.14  2000/10/05 13:17:17  vasilche
* Added missing #include <stdio.h>
*
* Revision 1.13  2000/10/04 19:19:00  vasilche
* Fixed processing floating point data.
*
* Revision 1.12  2000/10/03 17:22:45  vasilche
* Reduced header dependency.
* Reduced size of debug libraries on WorkShop by 3 times.
* Fixed tag allocation for parent classes.
* Fixed CObject allocation/deallocation in streams.
* Moved instantiation of several templates in separate source file.
*
* Revision 1.11  2000/09/29 16:18:24  vasilche
* Fixed binary format encoding/decoding on 64 bit compulers.
* Implemented CWeakMap<> for automatic cleaning map entries.
* Added cleaning local hooks via CWeakMap<>.
* Renamed ReadTypeName -> ReadFileHeader, ENoTypeName -> ENoFileHeader.
* Added some user interface methods to CObjectIStream, CObjectOStream and
* CObjectStreamCopier.
*
* Revision 1.10  2000/09/26 17:38:22  vasilche
* Fixed incomplete choiceptr implementation.
* Removed temporary comments.
*
* Revision 1.9  2000/09/18 20:00:25  vasilche
* Separated CVariantInfo and CMemberInfo.
* Implemented copy hooks.
* All hooks now are stored in CTypeInfo/CMemberInfo/CVariantInfo.
* Most type specific functions now are implemented via function pointers instead of virtual functions.
*
* Revision 1.8  2000/09/01 13:16:20  vasilche
* Implemented class/container/choice iterators.
* Implemented CObjectStreamCopier for copying data without loading into memory.
*
* Revision 1.7  2000/08/15 19:44:50  vasilche
* Added Read/Write hooks:
* CReadObjectHook/CWriteObjectHook for objects of specified type.
* CReadClassMemberHook/CWriteClassMemberHook for specified members.
* CReadChoiceVariantHook/CWriteChoiceVariant for specified choice variants.
* CReadContainerElementHook/CWriteContainerElementsHook for containers.
*
* Revision 1.6  2000/07/03 18:42:46  vasilche
* Added interface to typeinfo via CObjectInfo and CConstObjectInfo.
* Reduced header dependency.
*
* Revision 1.5  2000/06/16 19:24:22  vasilche
* Updated MSVC project.
* Fixed error on MSVC with static const class member.
*
* Revision 1.4  2000/06/16 16:31:22  vasilche
* Changed implementation of choices and classes info to allow use of the same classes in generated and user written classes.
*
* Revision 1.3  2000/06/07 19:46:00  vasilche
* Some code cleaning.
* Macros renaming in more clear way.
* BEGIN_NAMED_*_INFO, ADD_*_MEMBER, ADD_NAMED_*_MEMBER.
*
* Revision 1.2  2000/06/01 19:07:05  vasilche
* Added parsing of XML data.
*
* Revision 1.1  2000/05/24 20:08:49  vasilche
* Implemented XML dump.
*
* ===========================================================================
*/

#include <ncbi_pch.hpp>
#include <corelib/ncbistd.hpp>
#include <corelib/ncbi_limits.h>

#include <serial/objostrxml.hpp>
#include <serial/objistr.hpp>
#include <serial/objcopy.hpp>
#include <serial/memberid.hpp>
#include <serial/memberlist.hpp>
#include <serial/enumvalues.hpp>
#include <serial/objhook.hpp>
#include <serial/classinfo.hpp>
#include <serial/choice.hpp>
#include <serial/continfo.hpp>
#include <serial/delaybuf.hpp>
#include <serial/ptrinfo.hpp>

#include <stdio.h>
#include <math.h>

BEGIN_NCBI_SCOPE

CObjectOStream* CObjectOStream::OpenObjectOStreamXml(CNcbiOstream& out,
                                                     bool deleteOut)
{
    return new CObjectOStreamXml(out, deleteOut);
}


string CObjectOStreamXml::sm_DefaultDTDFilePrefix = "";
string CObjectOStreamXml::sm_DefaultSchemaNamespace = "http://www.ncbi.nlm.nih.gov";

CObjectOStreamXml::CObjectOStreamXml(CNcbiOstream& out, bool deleteOut)
    : CObjectOStream(eSerial_Xml, out, deleteOut),
      m_LastTagAction(eTagClose), m_EndTag(true),
      m_UseDefaultDTDFilePrefix( true),
      m_UsePublicId( true),
      m_Attlist( false), m_StdXml( false), m_EnforcedStdXml( false),
      m_RealFmt( eRealScientificFormat ), m_Encoding( eEncoding_Unknown ),
      m_UseSchemaRef( false ), m_UseSchemaLoc( true ), m_UseDTDRef( true )
{
    m_Output.SetBackLimit(1);
}

CObjectOStreamXml::~CObjectOStreamXml(void)
{
}

void CObjectOStreamXml::SetEncoding(EEncoding enc)
{
    m_Encoding = enc;
}

CObjectOStreamXml::EEncoding CObjectOStreamXml::GetEncoding(void) const
{
    return m_Encoding;
}

void CObjectOStreamXml::SetReferenceSchema(bool use_schema)
{
    m_UseSchemaRef = use_schema;
}

bool CObjectOStreamXml::GetReferenceSchema(void) const
{
    return m_UseSchemaRef;
}
void CObjectOStreamXml::SetReferenceDTD(bool use_dtd)
{
    m_UseDTDRef = use_dtd;
}
bool CObjectOStreamXml::GetReferenceDTD(void) const
{
    return m_UseDTDRef;
}

void CObjectOStreamXml::SetUseSchemaLocation(bool use_loc)
{
    m_UseSchemaLoc = use_loc;
}
bool CObjectOStreamXml::GetUseSchemaLocation(void) const
{
    return m_UseSchemaLoc;
}


CObjectOStreamXml::ERealValueFormat
    CObjectOStreamXml::GetRealValueFormat(void) const
{
    return m_RealFmt;
}