0022850: Not stable fix 22735

Class TopTools_MutexForShapeProvider has been created
Class contain methods:
TopTools_MutexForShapeProvider::CreateMutexesForSubShapes - Creates and associates mutexes with each sub-shape of type theType in theShape.
TopTools_MutexForShapeProvider::CreateMutexForShape - Creates and associates mutex with theShape
TopTools_MutexForShapeProvider::GetMutex - Returns pointer to mutex associated with theShape. In case when mutex not found returns NULL.

Added method RemoveAllMutexes to TopTools_MutexForShapeProvider
Assign operator in MutexProvider, constructor and operator and assign operator in Standard_Mutex now private
Replaced TopExp_Explorer with TopoDS_Iterator to avoid cyclic dependence

src/TopTools/FILES

@@ -0,0 +1,2 @@
+TopTools_MutexForShapeProvider.hxx
+TopTools_MutexForShapeProvider.cxx

src/TopTools/TopTools.cdl

@@ -213,7 +213,9 @@ is
 	
     --
     --     Package methods
-    --     
+    --   
+
+    imported MutexForShapeProvider;
     
     Dump(Sh : Shape from TopoDS; S : in out OStream);
 	  ---Purpose: Dumps the topological structure  of <Sh>  on the

src/TopTools/TopTools_MutexForShapeProvider.cxx

@@ -0,0 +1,112 @@
+// Created on: 2012-06-27
+// Created by: Dmitry BOBYLEV
+// Copyright (c) 2012 OPEN CASCADE SAS
+//
+// The content of this file is subject to the Open CASCADE Technology Public
+// License Version 6.5 (the "License"). You may not use the content of this file
+// except in compliance with the License. Please obtain a copy of the License
+// at http://www.opencascade.org and read it completely before using this file.
+//
+// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
+// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
+//
+// The Original Code and all software distributed under the License is
+// distributed on an "AS IS" basis, without warranty of any kind, and the
+// Initial Developer hereby disclaims all such warranties, including without
+// limitation, any warranties of merchantability, fitness for a particular
+// purpose or non-infringement. Please see the License for the specific terms
+// and conditions governing the rights and limitations under the License.
+
+#include <TopTools_MutexForShapeProvider.hxx>
+
+#include <TopoDS_Iterator.hxx>
+
+// macro to compare two types of shapes
+#define SAMETYPE(x,y) ((x) == (y))
+#define LESSCOMPLEX(x,y) ((x) > (y))
+
+//=======================================================================
+//function : TopTools_MutexForShapeProvider
+//purpose  : 
+//=======================================================================
+TopTools_MutexForShapeProvider::TopTools_MutexForShapeProvider()
+{
+}
+
+
+//=======================================================================
+//function : ~TopTools_MutexForShapeProvider
+//purpose  : 
+//=======================================================================
+TopTools_MutexForShapeProvider::~TopTools_MutexForShapeProvider()
+{
+  RemoveAllMutexes();
+}
+
+//=======================================================================
+//function : CreateMutexesForSubShapes
+//purpose  : 
+//=======================================================================
+void TopTools_MutexForShapeProvider::CreateMutexesForSubShapes(const TopoDS_Shape& theShape,
+                                                               const TopAbs_ShapeEnum theType)
+{
+  if (LESSCOMPLEX(theShape.ShapeType(), theType))
+    return;
+
+  for(TopoDS_Iterator anIt(theShape); anIt.More(); anIt.Next())
+  {
+    const TopoDS_Shape& aShape = anIt.Value();
+    if (LESSCOMPLEX(theType, aShape.ShapeType()))
+    {
+      CreateMutexesForSubShapes(aShape, theType);
+    }
+    else if (SAMETYPE(theType, aShape.ShapeType()))
+    {
+      CreateMutexForShape(aShape);
+    }
+  }
+}
+
+//=======================================================================
+//function : CreateMutexForShape
+//purpose  : 
+//=======================================================================
+void TopTools_MutexForShapeProvider::CreateMutexForShape(const TopoDS_Shape& theShape)
+{
+  if (!myMap.IsBound(theShape))
+  {
+    Standard_Mutex* aMutex = new Standard_Mutex();
+    myMap.Bind(theShape, aMutex);
+  }
+}
+
+//=======================================================================
+//function : CreateMutexForShape
+//purpose  : 
+//=======================================================================
+Standard_Mutex* TopTools_MutexForShapeProvider::GetMutex(const TopoDS_Shape& theShape) const
+{
+  if (myMap.IsBound(theShape))
+  {
+    Standard_Mutex* aMutex = myMap.Find(theShape);
+    return aMutex;
+  }
+  else
+  {
+    return NULL;
+  }
+}
+
+//=======================================================================
+//function : RemoveAllMutexes
+//purpose  : 
+//=======================================================================
+void TopTools_MutexForShapeProvider::RemoveAllMutexes()
+{
+  for (NCollection_DataMap<TopoDS_Shape, Standard_Mutex *, TopTools_ShapeMapHasher>::Iterator anIter;
+         anIter.More(); anIter.Next())
+  {
+    delete anIter.Value();
+  }
+  myMap.Clear();
+}

src/TopTools/TopTools_MutexForShapeProvider.hxx

@@ -0,0 +1,66 @@
+// Created on: 2012-06-27
+// Created by: Dmitry BOBYLEV
+// Copyright (c) 2012 OPEN CASCADE SAS
+//
+// The content of this file is subject to the Open CASCADE Technology Public
+// License Version 6.5 (the "License"). You may not use the content of this file
+// except in compliance with the License. Please obtain a copy of the License
+// at http://www.opencascade.org and read it completely before using this file.
+//
+// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
+// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
+//
+// The Original Code and all software distributed under the License is
+// distributed on an "AS IS" basis, without warranty of any kind, and the
+// Initial Developer hereby disclaims all such warranties, including without
+// limitation, any warranties of merchantability, fitness for a particular
+// purpose or non-infringement. Please see the License for the specific terms
+// and conditions governing the rights and limitations under the License.
+
+
+#ifndef _TopTools_MutexForShapeProvider_HeaderFile
+#define _TopTools_MutexForShapeProvider_HeaderFile
+
+#include <NCollection_DataMap.hxx>
+#include <Standard_Mutex.hxx>
+#include <TopAbs_ShapeEnum.hxx>
+#include <TopoDS_Shape.hxx>
+#include <TopTools_ShapeMapHasher.hxx>
+
+
+//! Class TopTools_MutexForShapeProvider 
+//!   This class is used to create and store mutexes associated with shapes.
+class TopTools_MutexForShapeProvider
+{
+public:
+  //! Constructor
+  Standard_EXPORT TopTools_MutexForShapeProvider();
+
+  //! Destructor
+  Standard_EXPORT ~TopTools_MutexForShapeProvider();
+
+  //! Creates and associates mutexes with each sub-shape of type theType in theShape.
+  Standard_EXPORT void CreateMutexesForSubShapes(const TopoDS_Shape& theShape, const TopAbs_ShapeEnum theType);
+
+  //! Creates and associates mutex with theShape
+  Standard_EXPORT void CreateMutexForShape(const TopoDS_Shape& theShape);
+
+  //! Returns pointer to mutex associated with theShape.
+  //! In case when mutex not found returns NULL.
+  Standard_EXPORT Standard_Mutex* GetMutex(const TopoDS_Shape& theShape) const;
+
+  //! Removes all mutexes
+  Standard_EXPORT void RemoveAllMutexes();
+
+private:
+  //! This method should not be called (prohibited).
+  TopTools_MutexForShapeProvider (const TopTools_MutexForShapeProvider &);
+  //! This method should not be called (prohibited).
+  TopTools_MutexForShapeProvider & operator = (const TopTools_MutexForShapeProvider &);
+
+
+  NCollection_DataMap<TopoDS_Shape, Standard_Mutex *, TopTools_ShapeMapHasher> myMap;
+
+};
+
+#endif