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[tools/medcoupling.git] / src / MEDCoupling / MCAuto.hxx

diff --git a/src/MEDCoupling/MCAuto.hxx b/src/MEDCoupling/MCAuto.hxx
index 0fd3a97af004cee4ae4de7c19dbc9aec6509ea26..bb2c6e7528ee9800ecf9220df232ada0549689c4 100644 (file)
--- a/src/MEDCoupling/MCAuto.hxx
+++ b/src/MEDCoupling/MCAuto.hxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2016  CEA/DEN, EDF R&D
+// Copyright (C) 2007-2020  CEA/DEN, EDF R&D
 //
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
@@ -18,24 +18,28 @@
 //
 // Author : Anthony Geay (CEA/DEN)
 
-#ifndef __PARAMEDMEM_MEDCOUPLINGAUTOREFCOUNTOBJECTPTR_HXX__
-#define __PARAMEDMEM_MEDCOUPLINGAUTOREFCOUNTOBJECTPTR_HXX__
+#pragma once
 
 #include "MEDCouplingRefCountObject.hxx"
 #include "InterpKernelException.hxx"
 
+#include <vector>
+#include <algorithm>
+
 namespace MEDCoupling
 {
   template<class T>
   class MCAuto
   {
   public:
-    MCAuto(const MCAuto& other):_ptr(0) { referPtr(other._ptr); }
-    MCAuto(T *ptr=0):_ptr(ptr) { }
+    static MCAuto TakeRef(T *ptr) { MCAuto ret; ret.takeRef(ptr); return ret; }
+    MCAuto(const MCAuto& other):_ptr(nullptr) { referPtr(other._ptr); }
+    MCAuto(T *ptr=nullptr):_ptr(ptr) { }
     ~MCAuto() { destroyPtr(); }
-    bool isNull() const { return _ptr==0; }
+    void checkNotNull() const { if(!_ptr) throw INTERP_KERNEL::Exception("Pointer is nullptr !"); }
+    bool isNull() const { return _ptr==nullptr; }
     bool isNotNull() const { return !isNull(); }
-    void nullify() { destroyPtr(); _ptr=0; }
+    void nullify() { destroyPtr(); _ptr=nullptr; }
     bool operator==(const MCAuto& other) const { return _ptr==other._ptr; }
     bool operator==(const T *other) const { return _ptr==other; }
     MCAuto &operator=(const MCAuto& other) { if(_ptr!=other._ptr) { destroyPtr(); referPtr(other._ptr); } return *this; }
@@ -48,6 +52,7 @@ namespace MEDCoupling
     operator T *() { return _ptr; }
     operator const T *() const { return _ptr; }
     T *retn() { if(_ptr) _ptr->incrRef(); return _ptr; }
+    T *retnConstCast() const { if(_ptr) _ptr->incrRef(); return _ptr; }
     T *iAmATrollConstCast() const { return _ptr; }
   private:
     void referPtr(T *ptr) { _ptr=ptr; if(_ptr) _ptr->incrRef(); }
@@ -56,8 +61,38 @@ namespace MEDCoupling
     T *_ptr;
   };
 
+  template<class T>
+  std::vector<const T*> FromVecAutoToVecOfConst(const std::vector<MCAuto<T>>& inputVec)
+  {
+    std::size_t size(inputVec.size());
+    std::vector< const T *> ret(size);
+    typename std::vector< const T *>::iterator itArrays(ret.begin());
+    std::for_each(inputVec.begin(),inputVec.end(),[&itArrays](MCAuto<T> elt) { *itArrays++=elt; });
+    return ret;
+  }
+
+  template<class T>
+  std::vector<MCAuto<T>> FromVecToVecAuto(const std::vector<T*>& inputVec)
+  {
+    std::size_t size(inputVec.size());
+    std::vector<MCAuto<T>> ret(size);
+    typename std::vector<MCAuto<T>>::iterator itArrays(ret.begin());
+    std::for_each(inputVec.begin(),inputVec.end(),[&itArrays](T *elt) { (*itArrays).takeRef(elt); itArrays++; });
+    return ret;
+  }
+
+  template<class T>
+  std::vector<MCAuto<T>> FromVecConstToVecAuto(const std::vector<const T*>& inputVec)
+  {
+    std::size_t size(inputVec.size());
+    std::vector<MCAuto<T>> ret(size);
+    typename std::vector<MCAuto<T>>::iterator itArrays(ret.begin());
+    std::for_each(inputVec.begin(),inputVec.end(),[&itArrays](const T *elt) { (*itArrays).takeRef(const_cast<T*>(elt)); itArrays++; });
+    return ret;
+  }
+
   template<class T, class U>
-  typename MEDCoupling::MCAuto<U> DynamicCast(typename MEDCoupling::MCAuto<T>& autoSubPtr) throw()
+  typename MEDCoupling::MCAuto<U> DynamicCast(typename MEDCoupling::MCAuto<T>& autoSubPtr) noexcept(true)
   {
     T *subPtr(autoSubPtr);
     U *ptr(dynamic_cast<U *>(subPtr));
@@ -80,11 +115,22 @@ namespace MEDCoupling
     return ret;
   }
 
+  template<class T>
+  typename std::vector<const T *> ToConstVect(const typename std::vector< MCAuto<T> >& vec)
+  {
+    std::size_t sz(vec.size());
+    std::vector<const T *> ret(sz);
+    for(std::size_t i=0;i<sz;i++)
+      ret[i]=(const T *)vec[i];
+    return ret;
+  }
+  
   template<class T>
   class MCConstAuto
   {
   public:
     MCConstAuto(const MCConstAuto& other):_ptr(0) { referPtr(other._ptr); }
+    MCConstAuto(const typename MEDCoupling::MCAuto<T> & other):_ptr(0) { referPtr( (const T*) other); }
     MCConstAuto(const T *ptr=0):_ptr(ptr) { }
     ~MCConstAuto() { destroyPtr(); }
     bool isNull() const { return _ptr==0; }
@@ -100,6 +146,7 @@ namespace MEDCoupling
     const T& operator*() { return *_ptr; }
     const T& operator*() const { return *_ptr; }
     operator const T *() const { return _ptr; }
+    T *shameOnMeConstCast() const { return const_cast<T*>(_ptr); }
   private:
     void referPtr(const T *ptr) { _ptr=ptr; if(_ptr) _ptr->incrRef(); }
     void destroyPtr() { if(_ptr) _ptr->decrRef(); }
@@ -107,5 +154,3 @@ namespace MEDCoupling
     const T *_ptr;
   };
 }
-
-#endif