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126 lines
3.9 KiB
C++
126 lines
3.9 KiB
C++
// Created on: 2007-04-17
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// Created by: Michael Sazonov
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// Copyright (c) 2007-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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// The original implementation Copyright: (C) RINA S.p.A
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#include <TObj_CheckModel.hxx>
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#include <TObj_ObjectIterator.hxx>
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#include <Message_Msg.hxx>
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#include <Message_Status.hxx>
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#include <Message_Messenger.hxx>
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//=======================================================================
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//function : Perform
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//purpose :
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//=======================================================================
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Standard_Boolean TObj_CheckModel::Perform()
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{
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ClearStatus();
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if (myModel.IsNull() || myModel->GetLabel().IsNull())
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{
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SetStatus (Message_Fail1);
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return Standard_False;
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}
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return checkReferences();
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}
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//=======================================================================
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//function : checkReferences
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//purpose :
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//=======================================================================
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Standard_Boolean TObj_CheckModel::checkReferences()
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{
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// iterate by all objects in the model
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Handle(TObj_ObjectIterator) anIt;
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for(anIt = myModel->GetObjects(); anIt->More(); anIt->Next())
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{
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Handle(TObj_Object) anObj = anIt->Value();
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if (anObj.IsNull())
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{
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SetStatus (Message_Alarm1, anIt->DynamicType()->Name());
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continue;
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}
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// Check references
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Handle(TObj_ObjectIterator) aRefIter;
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for ( aRefIter = anObj->GetReferences(); aRefIter->More(); aRefIter->Next())
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{
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Handle(TObj_Object) aReferred = aRefIter->Value();
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if (aReferred.IsNull() || ! aReferred->IsAlive())
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{
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SetStatus (Message_Alarm2, anObj->GetName());
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continue;
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}
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// check availability of corresponding back reference
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Handle(TObj_ObjectIterator) aBackIter = aReferred->GetBackReferences();
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if ( aBackIter.IsNull() )
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continue; // object does not support back references
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for ( ; aBackIter->More(); aBackIter->Next() )
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if ( aBackIter->Value() == anObj ) break;
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if ( aBackIter->More() )
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continue; // ok, back reference found
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if ( IsToFix() )
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{
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SetStatus (Message_Warn1, anObj->GetName());
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aReferred->AddBackReference (anObj);
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}
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else
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SetStatus (Message_Alarm4, anObj->GetName());
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}
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// Checking back references
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aRefIter = anObj->GetBackReferences();
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if ( aRefIter.IsNull() )
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continue; // object does not support back references
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TObj_SequenceOfObject aBadBackRefs;
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for ( ; aRefIter->More(); aRefIter->Next())
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{
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Handle(TObj_Object) aReferring = aRefIter->Value();
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if (aReferring.IsNull() || ! aReferring->IsAlive())
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{
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SetStatus (Message_Alarm3, anObj->GetName());
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continue;
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}
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Handle(TObj_ObjectIterator) aForwIter = aReferring->GetReferences();
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for ( ; aForwIter->More(); aForwIter->Next())
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if ( aForwIter->Value() == anObj ) break;
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if ( aForwIter->More() )
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continue; // ok, reference found
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if ( IsToFix() )
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{
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SetStatus (Message_Warn2, anObj->GetName());
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aBadBackRefs.Append (aReferring);
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}
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else
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SetStatus (Message_Alarm5, anObj->GetName());
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}
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// remove back references to objects that are not referenced actually
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for ( int i=1; i <= aBadBackRefs.Length(); i++ )
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anObj->RemoveBackReference (aBadBackRefs(i));
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}
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return ! GetStatus().IsAlarm() && ! GetStatus().IsFail();
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}
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