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Bug: boost::archive::text_iarchive fails if archive created by newer version
of boost::archive library
This commit is contained in:
eap
parent
cd4aa39efa
commit
ce0f1ae8e9
@ -61,6 +61,7 @@ SET(SMESHUtils_HEADERS
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SMESH_ControlPnt.hxx
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SMESH_Delaunay.hxx
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SMESH_Indexer.hxx
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SMESH_BoostTxtArchive.hxx
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)
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# --- sources ---
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@ -84,6 +85,7 @@ SET(SMESHUtils_SOURCES
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SMESH_Offset.cxx
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SMESH_Slot.cxx
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SMESH_PolyLine.cxx
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SMESH_BoostTxtArchive.cxx
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)
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# --- rules ---
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152
src/SMESHUtils/SMESH_BoostTxtArchive.cxx
Normal file
152
src/SMESHUtils/SMESH_BoostTxtArchive.cxx
Normal file
@ -0,0 +1,152 @@
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// Copyright (C) 2007-2021 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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// File : SMESH_BoostTxtArchive.cxx
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// Created : Thu Aug 5 21:19:31 2021
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// Author : Edward AGAPOV (eap)
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#include "SMESH_BoostTxtArchive.hxx"
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#include <cctype>
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#include <sstream>
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#include <boost/archive/text_oarchive.hpp>
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using namespace SMESHUtils;
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BoostTxtArchive::BoostTxtArchive( const std::string& s ):
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myArchiveReader( nullptr ),
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myString( s ),
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myStringFixed( false ),
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myStream( nullptr ),
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myOwnStream( true )
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{
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myStream = new std::istringstream( myString );
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makeReader();
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}
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BoostTxtArchive::BoostTxtArchive( std::istream& stream ):
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myArchiveReader( nullptr ),
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myStringFixed( false ),
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myStream( &stream ),
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myOwnStream( false )
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{
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if ( std::istringstream * sstrm = dynamic_cast< std::istringstream* >( &stream ))
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myString = sstrm->str();
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makeReader();
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}
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BoostTxtArchive::~BoostTxtArchive()
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{
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delete myArchiveReader; myArchiveReader = nullptr;
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if ( myOwnStream )
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delete myStream;
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}
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void BoostTxtArchive::makeReader()
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{
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myArchiveReader = nullptr;
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try
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{
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myArchiveReader = new boost::archive::text_iarchive( *myStream );
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}
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catch (...)
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{
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if ( fixString() )
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try
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{
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myArchiveReader = new boost::archive::text_iarchive( *myStream );
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}
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catch(...)
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{
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myArchiveReader = nullptr;
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}
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}
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}
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namespace
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{
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//================================================================================
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/*!
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* \brief Return archive created by current version of boost::archive
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*/
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//================================================================================
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std::string getCurrentVersionArchive( BoostTxtArchive & bta)
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{
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std::ostringstream strm;
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boost::archive::text_oarchive archive( strm );
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archive << bta;
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return strm.str();
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}
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}
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//================================================================================
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/*!
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* \brief Change boost::archive library version in myString to be equal to
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* the current library version
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* \return bool - return true if the version is changed
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*/
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//================================================================================
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bool BoostTxtArchive::fixString()
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{
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if ( myStringFixed )
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return false;
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myStringFixed = true;
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const char* sub = "serialization::archive ";
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const size_t subLen = 23;
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size_t where1 = myString.find( sub );
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if ( where1 == std::string::npos )
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return false;
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std::string nowString = getCurrentVersionArchive( *this );
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size_t where2 = nowString.find( sub );
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if ( where2 == std::string::npos )
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return false;
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bool sameVersion = true;
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for ( size_t i1 = where1 + subLen, i2 = where2 + subLen;
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i2 < nowString.size();
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++i1, ++i2 )
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{
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if ( myString[ i1 ] != nowString[ i2 ] )
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{
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sameVersion = false;
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myString[ i1 ] = nowString[ i2 ];
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}
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if ( isspace( myString[ i1 ]))
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break;
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}
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if ( !sameVersion )
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{
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if ( myOwnStream )
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delete myStream;
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myStream = new std::istringstream( myString );
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myOwnStream = true;
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}
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return !sameVersion;
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}
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95
src/SMESHUtils/SMESH_BoostTxtArchive.hxx
Normal file
95
src/SMESHUtils/SMESH_BoostTxtArchive.hxx
Normal file
@ -0,0 +1,95 @@
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// Copyright (C) 2007-2021 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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// File : SMESH_BoostTxtArchive.hxx
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// Created : Thu Aug 5 19:10:24 2021
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// Author : Edward AGAPOV (eap)
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#ifndef __SMESH_BoostTxtArchive_HXX__
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#define __SMESH_BoostTxtArchive_HXX__
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#include "SMESH_Utils.hxx"
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#include <boost/archive/text_iarchive.hpp>
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namespace SMESHUtils
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{
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/*!
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* \brief Load an object from a string created by boost::archive::text_oarchive.
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*
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* Try to workaround the issue that loading fails if the archive string
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* is created by a newer version of boost::archive library.
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*
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* Usage: ObjType obj; BoostTxtArchive( arcString ) >> obj;
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*/
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class SMESHUtils_EXPORT BoostTxtArchive
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{
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public:
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BoostTxtArchive( const std::string& s );
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BoostTxtArchive( std::istream& stream );
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~BoostTxtArchive();
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template< class T >
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BoostTxtArchive & operator>>( T & t )
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{
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if ( myArchiveReader )
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try
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{
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(*myArchiveReader) >> t;
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}
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catch (...)
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{
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if ( fixString() )
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try
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{
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(*myArchiveReader) >> t;
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}
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catch(...)
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{
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}
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}
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return *this;
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}
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private:
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void makeReader();
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bool fixString();
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boost::archive::text_iarchive* myArchiveReader;
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std::string myString; // archive to read
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bool myStringFixed; // is archive version changed
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std::istream* myStream; // stream holding myString
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bool myOwnStream; // is myStream created by me
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// persistence used to create a current version archive
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friend class boost::serialization::access;
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template<class Archive>
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void serialize(Archive & /*ar*/, const unsigned int /*version*/)
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{
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}
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};
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}
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#endif
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@ -102,6 +102,7 @@
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#include "SMESH_PreMeshInfo.hxx"
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#include "SMESH_PythonDump.hxx"
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#include "SMESH_ControlsDef.hxx"
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#include <SMESH_BoostTxtArchive.hxx>
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// to pass CORBA exception through SMESH_TRY
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#define SMY_OWN_CATCH catch( SALOME::SALOME_Exception& se ) { throw se; }
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@ -5995,13 +5996,8 @@ bool SMESH_Gen_i::Load( SALOMEDS::SComponent_ptr theComponent,
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aDataset->ReadFromDisk((char*) dataString.data() );
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aDataset->CloseOnDisk();
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std::istringstream istream( dataString.data() );
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boost::archive::text_iarchive archive( istream );
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std::list< std::list< std::string > > orderEntryLists;
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try {
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archive >> orderEntryLists;
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}
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catch (...) {}
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SMESHUtils::BoostTxtArchive( dataString ) >> orderEntryLists;
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TListOfListOfInt anOrderIds;
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for ( const std::list< std::string >& entryList : orderEntryLists )
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@ -26,14 +26,15 @@
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#include "StdMeshers_BlockRenumber.hxx"
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#include "SMDS_EdgePosition.hxx"
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#include "SMDS_FacePosition.hxx"
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#include "SMESHDS_Mesh.hxx"
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#include "SMESHDS_SubMesh.hxx"
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#include "SMESH_Algo.hxx"
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#include "SMESH_Mesh.hxx"
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#include "SMESH_MesherHelper.hxx"
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#include "SMESH_TryCatch.hxx"
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#include <SMDS_EdgePosition.hxx>
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#include <SMDS_FacePosition.hxx>
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#include <SMESHDS_Mesh.hxx>
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#include <SMESHDS_SubMesh.hxx>
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#include <SMESH_Algo.hxx>
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#include <SMESH_Mesh.hxx>
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#include <SMESH_MesherHelper.hxx>
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#include <SMESH_TryCatch.hxx>
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#include <SMESH_BoostTxtArchive.hxx>
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#include <BRep_Tool.hxx>
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#include <TopExp_Explorer.hxx>
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@ -41,7 +42,6 @@
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#include <TopoDS.hxx>
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#include <boost/archive/text_oarchive.hpp>
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#include <boost/archive/text_iarchive.hpp>
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//=============================================================================
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/*!
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@ -203,8 +203,8 @@ TopoDS_Vertex StdMeshers_RenumberHelper::GetVertex000( const TopTools_MapOfShape
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}
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//=======================================================================
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//function : GetVertex000
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//purpose : Find default vertex at (0,0,0) local position
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//function : GetVertexAtPoint
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//purpose : Return the VERTEX of solid at given point
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//=======================================================================
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TopoDS_Vertex StdMeshers_RenumberHelper::GetVertexAtPoint( const TopoDS_Shape& solid,
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@ -296,8 +296,7 @@ istream & StdMeshers_BlockRenumber::LoadFrom(istream & load)
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{
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SMESH_TRY;
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boost::archive::text_iarchive archive( load );
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archive >> *this;
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SMESHUtils::BoostTxtArchive( load ) >> *this;
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SMESH_CATCH( SMESH::doNothing );
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