Refactored property system to be based on tr1::shared_pointer. The...

Refactored property system to be based on tr1::shared_pointer. The implementation has become way more straightforward.

git-svn-id: http://www.openvolumemesh.org/svnrepo/OpenVolumeMesh/trunk@124 66977474-1d4b-4f09-8fe9-267525286df2

src/OpenVolumeMesh/Core/BaseProperty.hh

@@ -55,16 +55,10 @@ class BaseProperty {
 public:
     friend class ResourceManager;
 
-    BaseProperty(ResourceManager& _resMan) : resMan_(_resMan) {}
-
-    BaseProperty(const BaseProperty& _cpy) : resMan_(_cpy.resMan_) {}
+    BaseProperty(ResourceManager& _resMan) : resMan_(_resMan), lock_(false) {}
 
     virtual ~BaseProperty() {}
 
-    virtual BaseProperty& operator= (const BaseProperty& _rhs);
-
-    virtual BaseProperty& operator= (BaseProperty& _rhs);
-
     virtual const std::string& name() const = 0;
 
     virtual void delete_element(size_t _idx) = 0;
@@ -73,16 +67,24 @@ public:
 
     virtual std::istream& deserialize(std::istream& _istr) = 0;
 
+    virtual OpenVolumeMeshHandle handle() const = 0;
+
+    virtual bool persistent() const = 0;
+
 protected:
     virtual void resize(unsigned int /*_size*/) = 0;
 
-    virtual const void* ptr() const = 0;
-
     virtual void set_handle(const OpenVolumeMeshHandle& /*_handle*/) = 0;
 
-    virtual OpenVolumeMeshHandle handle() const = 0;
+    void lock() { lock_ = true; }
+
+    void unlock() { lock_ = false; }
+
+    bool locked() const { return lock_; }
 
     ResourceManager& resMan_;
+
+    bool lock_;
 };
 
 } // Namespace OpenVolumeMesh

src/OpenVolumeMesh/Core/BaseProperty.cc → src/OpenVolumeMesh/Core/MemoryInclude.hh

@@ -34,26 +34,41 @@
 
 /*===========================================================================*\
  *                                                                           *
- *   $Revision$                                                         *
- *   $Date$                    *
- *   $LastChangedBy$                                                *
+ *   $Revision: 36 $                                                         *
+ *   $Date: 2012-01-10 18:00:06 +0100 (Di, 10 Jan 2012) $                    *
+ *   $LastChangedBy: kremer $                                                *
  *                                                                           *
 \*===========================================================================*/
 
-#include "BaseProperty.hh"
+#ifndef MEMORYINCLUDE_HH_
+#define MEMORYINCLUDE_HH_
 
-#include "ResourceManager.hh"
+/** This set of defines maps the pointer namespaces to the namespace ptr depending on
+ *  the current architecture and compilers.
+ */
+#if (__cplusplus >= 201103L)
+   // C++11:
+   #include <memory>
+   namespace ptr = std;
+   #define ACG_UNIQUE_POINTER_SUPPORTED 1
+#elif defined(__GXX_EXPERIMENTAL_CXX0X__)
+   // C++11 via -std=c++0x on gcc:
+   #include <memory>
+   namespace ptr = std;
+   #define ACG_UNIQUE_POINTER_SUPPORTED 1
+#else
+   // C++98 and TR1:
+   #if (_MSC_VER >= 1600)
+     // VStudio 2010 supports some C++11 features
+     #include <memory>
+     namespace ptr = std;
+     #define ACG_UNIQUE_POINTER_SUPPORTED 1
+   #else
+     // hope for TR1 equivalents
+     #include <tr1/memory>
+     namespace ptr = std::tr1;
+     #define ACG_UNIQUE_POINTER_SUPPORTED 0
+   #endif
+#endif
 
-namespace OpenVolumeMesh {
-
-BaseProperty& BaseProperty::operator= (const BaseProperty& _rhs) {
-    resMan_ = _rhs.resMan_;
-    return *this;
-}
-
-BaseProperty& BaseProperty::operator= (BaseProperty& _rhs) {
-    resMan_ = _rhs.resMan_;
-    return *this;
-}
-
-} // Namespace OpenVolumeMesh
+#endif /* MEMORYINCLUDE_HH_ */

src/OpenVolumeMesh/Core/PropertyDefinesT.cc

@@ -57,13 +57,13 @@ VertexPropertyT<T>::VertexPropertyT(const std::string& _name, ResourceManager& _
 template<class T>
 std::ostream& VertexPropertyT<T>::serialize(std::ostream& _ostr) const {
     _ostr << "VProp" << std::endl;
-    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, VertexPropHandle>::h_->ptr_->serialize(_ostr);
+    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, VertexPropHandle>::get()->serialize(_ostr);
     return _ostr;
 }
 
 template<class T>
 std::istream& VertexPropertyT<T>::deserialize(std::istream& _istr) {
-    PropertyPtr<OpenVolumeMeshPropertyT<T>, VertexPropHandle>::h_->ptr_->deserialize(_istr);
+    PropertyPtr<OpenVolumeMeshPropertyT<T>, VertexPropHandle>::get()->deserialize(_istr);
     return _istr;
 }
 
@@ -76,13 +76,13 @@ EdgePropertyT<T>::EdgePropertyT(const std::string& _name, ResourceManager& _resM
 template<class T>
 std::ostream& EdgePropertyT<T>::serialize(std::ostream& _ostr) const {
     _ostr << "EProp" << std::endl;
-    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, EdgePropHandle>::h_->ptr_->serialize(_ostr);
+    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, EdgePropHandle>::get()->serialize(_ostr);
     return _ostr;
 }
 
 template<class T>
 std::istream& EdgePropertyT<T>::deserialize(std::istream& _istr) {
-    PropertyPtr<OpenVolumeMeshPropertyT<T>, EdgePropHandle>::h_->ptr_->deserialize(_istr);
+    PropertyPtr<OpenVolumeMeshPropertyT<T>, EdgePropHandle>::get()->deserialize(_istr);
     return _istr;
 }
 
@@ -95,13 +95,13 @@ HalfEdgePropertyT<T>::HalfEdgePropertyT(const std::string& _name, ResourceManage
 template<class T>
 std::ostream& HalfEdgePropertyT<T>::serialize(std::ostream& _ostr) const {
     _ostr << "HEProp" << std::endl;
-    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, HalfEdgePropHandle>::h_->ptr_->serialize(_ostr);
+    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, HalfEdgePropHandle>::get()->serialize(_ostr);
     return _ostr;
 }
 
 template<class T>
 std::istream& HalfEdgePropertyT<T>::deserialize(std::istream& _istr) {
-    PropertyPtr<OpenVolumeMeshPropertyT<T>, HalfEdgePropHandle>::h_->ptr_->deserialize(_istr);
+    PropertyPtr<OpenVolumeMeshPropertyT<T>, HalfEdgePropHandle>::get()->deserialize(_istr);
     return _istr;
 }
 
@@ -114,13 +114,13 @@ FacePropertyT<T>::FacePropertyT(const std::string& _name, ResourceManager& _resM
 template<class T>
 std::ostream& FacePropertyT<T>::serialize(std::ostream& _ostr) const {
     _ostr << "FProp" << std::endl;
-    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, FacePropHandle>::h_->ptr_->serialize(_ostr);
+    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, FacePropHandle>::get()->serialize(_ostr);
     return _ostr;
 }
 
 template<class T>
 std::istream& FacePropertyT<T>::deserialize(std::istream& _istr) {
-    PropertyPtr<OpenVolumeMeshPropertyT<T>, FacePropHandle>::h_->ptr_->deserialize(_istr);
+    PropertyPtr<OpenVolumeMeshPropertyT<T>, FacePropHandle>::get()->deserialize(_istr);
     return _istr;
 }
 
@@ -133,13 +133,13 @@ HalfFacePropertyT<T>::HalfFacePropertyT(const std::string& _name, ResourceManage
 template<class T>
 std::ostream& HalfFacePropertyT<T>::serialize(std::ostream& _ostr) const {
     _ostr << "HFProp" << std::endl;
-    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, HalfFacePropHandle>::h_->ptr_->serialize(_ostr);
+    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, HalfFacePropHandle>::get()->serialize(_ostr);
     return _ostr;
 }
 
 template<class T>
 std::istream& HalfFacePropertyT<T>::deserialize(std::istream& _istr) {
-    PropertyPtr<OpenVolumeMeshPropertyT<T>, HalfFacePropHandle>::h_->ptr_->deserialize(_istr);
+    PropertyPtr<OpenVolumeMeshPropertyT<T>, HalfFacePropHandle>::get()->deserialize(_istr);
     return _istr;
 }
 
@@ -152,13 +152,13 @@ CellPropertyT<T>::CellPropertyT(const std::string& _name, ResourceManager& _resM
 template<class T>
 std::ostream& CellPropertyT<T>::serialize(std::ostream& _ostr) const {
     _ostr << "CProp" << std::endl;
-    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, CellPropHandle>::h_->ptr_->serialize(_ostr);
+    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, CellPropHandle>::get()->serialize(_ostr);
     return _ostr;
 }
 
 template<class T>
 std::istream& CellPropertyT<T>::deserialize(std::istream& _istr) {
-    PropertyPtr<OpenVolumeMeshPropertyT<T>, CellPropHandle>::h_->ptr_->deserialize(_istr);
+    PropertyPtr<OpenVolumeMeshPropertyT<T>, CellPropHandle>::get()->deserialize(_istr);
     return _istr;
 }
 
@@ -171,13 +171,13 @@ MeshPropertyT<T>::MeshPropertyT(const std::string& _name, ResourceManager& _resM
 template<class T>
 std::ostream& MeshPropertyT<T>::serialize(std::ostream& _ostr) const {
     _ostr << "MProp" << std::endl;
-    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, MeshPropHandle>::h_->ptr_->serialize(_ostr);
+    _ostr << PropertyPtr<OpenVolumeMeshPropertyT<T>, MeshPropHandle>::get()->serialize(_ostr);
     return _ostr;
 }
 
 template<class T>
 std::istream& MeshPropertyT<T>::deserialize(std::istream& _istr) {
-    PropertyPtr<OpenVolumeMeshPropertyT<T>, MeshPropHandle>::h_->ptr_->deserialize(_istr);
+    PropertyPtr<OpenVolumeMeshPropertyT<T>, MeshPropHandle>::get()->deserialize(_istr);
     return _istr;
 }
 

src/OpenVolumeMesh/Core/PropertyPtr.hh

@@ -50,6 +50,8 @@
 #include "BaseProperty.hh"
 #include "PropertyHandles.hh"
 
+#include "MemoryInclude.hh"
+
 namespace OpenVolumeMesh {
 
 class ResourceManager;
@@ -63,31 +65,7 @@ class ResourceManager;
  */
 
 template <class PropT, class HandleT>
-class PropertyPtr : public BaseProperty {
-protected:
-
-    /**
-     * \class Holder
-     * A helper class that encapsulates a pointer
-     * to an object and counts its number of references.
-     */
-    class Holder {
-    public:
-        Holder(PropT* _ptr) : ptr_(_ptr), count_(1u), persistent_(false) {}
-        ~Holder() {
-            if(ptr_ != NULL) {
-                delete ptr_;
-                ptr_ = NULL;
-            }
-        }
-
-        PropT* ptr_;
-        unsigned int count_;
-        bool persistent_;
-    };
-
-    Holder* h_;
-
+class PropertyPtr : public ptr::shared_ptr<PropT>, public BaseProperty {
 public:
 
     friend class ResourceManager;
@@ -96,56 +74,38 @@ public:
 
     typedef typename PropT::vector_type::const_iterator const_iterator;
     typedef typename PropT::vector_type::iterator       iterator;
+    typedef typename PropT::reference                   reference;
+    typedef typename PropT::const_reference             const_reference;
 
     /// Constructor
     PropertyPtr(PropT* _ptr, ResourceManager& _resMan, Handle _handle);
 
-    /// Copy Constructor
-    PropertyPtr(const PropertyPtr<PropT,HandleT>& _cpy);
-
     /// Destructor
     virtual ~PropertyPtr();
 
-    /// Assignment operator with const reference
-    PropertyPtr<PropT,HandleT>& operator= (const PropertyPtr<PropT,HandleT>& _rhs);
-
-    /// Assignment operator with non-const reference
-    PropertyPtr<PropT,HandleT>& operator= (PropertyPtr<PropT,HandleT>& _rhs);
-
-    const typename PropT::const_reference operator[](size_t _idx) const;
-
-    typename PropT::reference operator[](size_t _idx);
-
     virtual const std::string& name() const;
 
-    /// Access the encapsulated pointer
-    PropT* operator->();
-
-    /// Access the encapsulated dereferenced pointer
-    PropT& operator*();
-
     virtual void delete_element(size_t _idx);
 
-    unsigned int counter() const { return h_->count_; }
+    const_iterator begin() const { return ptr::shared_ptr<PropT>::get()->begin(); }
+    iterator begin() { return ptr::shared_ptr<PropT>::get()->begin(); }
 
-    const_iterator begin() const { return h_->ptr_->begin(); }
+    const_iterator end() const { return ptr::shared_ptr<PropT>::get()->end(); }
+    iterator end() { return ptr::shared_ptr<PropT>::get()->end(); }
 
-    iterator begin() { return h_->ptr_->begin(); }
+    reference operator[](size_t _idx) { return (*ptr::shared_ptr<PropT>::get())[_idx]; }
+    const_reference operator[](size_t _idx) const { return (*ptr::shared_ptr<PropT>::get())[_idx]; }
 
-    const_iterator end() const { return h_->ptr_->end(); }
+    virtual OpenVolumeMeshHandle handle() const;
 
-    iterator end() { return h_->ptr_->end(); }
+    virtual bool persistent() const { return ptr::shared_ptr<PropT>::get()->persistent(); }
 
 protected:
 
     virtual void resize(unsigned int _size);
 
-    virtual const void* ptr() const { return h_->ptr_; }
-
     virtual void set_handle(const OpenVolumeMeshHandle& _handle);
 
-    virtual OpenVolumeMeshHandle handle() const;
-
 private:
 
      Handle handle_;

src/OpenVolumeMesh/Core/PropertyPtrT.cc

@@ -49,85 +49,37 @@
 namespace OpenVolumeMesh {
 
 template <class PropT, class HandleT>
-PropertyPtr<PropT,HandleT>::PropertyPtr(PropT* _ptr, ResourceManager& _resMan, Handle _handle) :
-    BaseProperty(_resMan), h_(new Holder(_ptr)), handle_(_handle) {
-}
-
-template <class PropT, class HandleT>
-PropertyPtr<PropT,HandleT>::PropertyPtr(const PropertyPtr<PropT,HandleT>& _cpy) :
-    BaseProperty(_cpy), h_(_cpy.h_), handle_(_cpy.handle_) {
-    ++h_->count_;
+PropertyPtr<PropT,HandleT>::PropertyPtr(PropT* _ptr, ResourceManager& _resMan, HandleT _handle) :
+    ptr::shared_ptr<PropT>(_ptr), BaseProperty(_resMan), handle_(_handle) {
 }
 
 template <class PropT, class HandleT>
 PropertyPtr<PropT,HandleT>::~PropertyPtr() {
-    if(--h_->count_ == 0) {
-        resMan_.released_property(handle_);
-        delete h_;
-    }
-}
-
-template <class PropT, class HandleT>
-PropertyPtr<PropT,HandleT>&
-PropertyPtr<PropT,HandleT>::operator= (const PropertyPtr<PropT,HandleT>& _rhs) {
-
-    if(--h_->count_ == 0) delete h_;
-
-    h_ = _rhs.h_;
-    ++h_->count_;
-
-    return *this;
-}
-
-template <class PropT, class HandleT>
-PropertyPtr<PropT,HandleT>&
-PropertyPtr<PropT,HandleT>::operator= (PropertyPtr<PropT,HandleT>& _rhs) {
-
-    if(--h_->count_ == 0) delete h_;
 
-    h_ = _rhs.h_;
-    ++h_->count_;
-
-    return *this;
-}
-
-template <class PropT, class HandleT>
-const typename PropT::const_reference
-PropertyPtr<PropT,HandleT>::operator[](size_t _idx) const {
-    assert(h_->ptr_->n_elements() > _idx);
-    return (*h_->ptr_)[_idx];
-}
-
-template <class PropT, class HandleT>
-typename PropT::reference
-PropertyPtr<PropT,HandleT>::operator[](size_t _idx) {
-    assert(h_->ptr_->n_elements() > _idx);
-    return (*h_->ptr_)[_idx];
+    /*
+     * If use count is 2 and prop is not set persistent,
+     * remove it, since the resource manager is the
+     * only one who stores the property.
+     */
+    if(!locked() && !persistent() && ptr::shared_ptr<PropT>::use_count() == 2) {
+        resMan_.release_property(handle_);
+        unlock();
+    }
 }
 
 template <class PropT, class HandleT>
 void PropertyPtr<PropT,HandleT>::resize(unsigned int _size) {
-    h_->ptr_->resize(_size);
+    ptr::shared_ptr<PropT>::get()->resize(_size);
 }
 
 template <class PropT, class HandleT>
 const std::string& PropertyPtr<PropT,HandleT>::name() const {
-    return h_->ptr_->name();
-}
-
-template <class PropT, class HandleT>
-PropT* PropertyPtr<PropT,HandleT>::operator->() {
-    return h_->ptr_;
-}
-
-template <class PropT, class HandleT>
-PropT& PropertyPtr<PropT,HandleT>::operator*()  {
-    return *h_->ptr_;
+    return ptr::shared_ptr<PropT>::get()->name();
 }
 
 template <class PropT, class HandleT>
 void PropertyPtr<PropT,HandleT>::delete_element(size_t _idx) {
-    h_->ptr_->delete_element(_idx);
+    ptr::shared_ptr<PropT>::get()->delete_element(_idx);
 }
 
 template <class PropT, class HandleT>

src/OpenVolumeMesh/Core/ResourceManager.cc

@@ -50,201 +50,95 @@ ResourceManager::ResourceManager() {
 
 ResourceManager::~ResourceManager() {
 
-    // Delete all persistent properties
-    for(std::vector<BaseProperty*>::iterator it = persistent_vprops_.begin();
-            it != persistent_vprops_.end(); ++it) {
-        delete *it;
-    }
-    persistent_vprops_.clear();
-    for(std::vector<BaseProperty*>::iterator it = persistent_eprops_.begin();
-            it != persistent_eprops_.end(); ++it) {
-        delete *it;
-    }
-    persistent_eprops_.clear();
-    for(std::vector<BaseProperty*>::iterator it = persistent_heprops_.begin();
-            it != persistent_heprops_.end(); ++it) {
-        delete *it;
-    }
-    persistent_heprops_.clear();
-    for(std::vector<BaseProperty*>::iterator it = persistent_fprops_.begin();
-            it != persistent_fprops_.end(); ++it) {
-        delete *it;
-    }
-    persistent_fprops_.clear();
-    for(std::vector<BaseProperty*>::iterator it = persistent_hfprops_.begin();
-            it != persistent_hfprops_.end(); ++it) {
-        delete *it;
-    }
-    persistent_hfprops_.clear();
-    for(std::vector<BaseProperty*>::iterator it = persistent_cprops_.begin();
-            it != persistent_cprops_.end(); ++it) {
-        delete *it;
-    }
-    persistent_cprops_.clear();
-    for(std::vector<BaseProperty*>::iterator it = persistent_mprops_.begin();
-            it != persistent_mprops_.end(); ++it) {
-        delete *it;
-    }
-    persistent_mprops_.clear();
+    // Delete persistent props
+    clearVec(vertex_props_);
+    clearVec(edge_props_);
+    clearVec(halfedge_props_);
+    clearVec(face_props_);
+    clearVec(halfface_props_);
+    clearVec(cell_props_);
+    clearVec(mesh_props_);
 }
 
 void ResourceManager::resize_vprops(unsigned int _nv) {
 
-    for(std::vector<BaseProperty*>::iterator it = vertex_props_.begin();
-            it != vertex_props_.end(); ++it) {
-        (*it)->resize(_nv);
-    }
+    resize_props(vertex_props_, _nv);
 }
 
 void ResourceManager::resize_eprops(unsigned int _ne) {
 
-    for(std::vector<BaseProperty*>::iterator it = edge_props_.begin();
-            it != edge_props_.end(); ++it) {
-        (*it)->resize(_ne);
-    }
-    for(std::vector<BaseProperty*>::iterator it = halfedge_props_.begin();
-            it != halfedge_props_.end(); ++it) {
-        (*it)->resize(2u*_ne);
-    }
+    resize_props(edge_props_, _ne);
+    resize_props(halfedge_props_, _ne*2u);
 }
 
 void ResourceManager::resize_fprops(unsigned int _nf) {
 
-    for(std::vector<BaseProperty*>::iterator it = face_props_.begin();
-            it != face_props_.end(); ++it) {
-        (*it)->resize(_nf);
-    }
-    for(std::vector<BaseProperty*>::iterator it = halfface_props_.begin();
-            it != halfface_props_.end(); ++it) {
-        (*it)->resize(2u*_nf);
-    }
+    resize_props(face_props_, _nf);
+    resize_props(halfface_props_, _nf*2u);
 }
 
 void ResourceManager::resize_cprops(unsigned int _nc) {
 
-    for(std::vector<BaseProperty*>::iterator it = cell_props_.begin();
-            it != cell_props_.end(); ++it) {
-        (*it)->resize(_nc);
-    }
+    resize_props(cell_props_, _nc);
 }
 
 void ResourceManager::vertex_deleted(const VertexHandle& _h) {
 
-    for(std::vector<BaseProperty*>::iterator it = vertex_props_.begin();
-            it != vertex_props_.end(); ++it) {
-        (*it)->delete_element(_h.idx());
-    }
+    entity_deleted(vertex_props_, _h);
 }
 
 void ResourceManager::edge_deleted(const EdgeHandle& _h) {
 
-    for(std::vector<BaseProperty*>::iterator it = edge_props_.begin();
-            it != edge_props_.end(); ++it) {
-        (*it)->delete_element(_h.idx());
-    }
-    for(std::vector<BaseProperty*>::iterator it = halfedge_props_.begin();
-            it != halfedge_props_.end(); ++it) {
-        (*it)->delete_element(_h.idx()*2 + 1);
-        (*it)->delete_element(_h.idx()*2);
-    }
+    entity_deleted(edge_props_, _h);
+    entity_deleted(halfedge_props_, OpenVolumeMeshHandle(_h.idx()*2 + 1));
+    entity_deleted(halfedge_props_, OpenVolumeMeshHandle(_h.idx()*2));
 }
 
 void ResourceManager::face_deleted(const FaceHandle& _h) {
 
-    for(std::vector<BaseProperty*>::iterator it = face_props_.begin();
-            it != face_props_.end(); ++it) {
-        (*it)->delete_element(_h.idx());
-    }
-    for(std::vector<BaseProperty*>::iterator it = halfface_props_.begin();
-            it != halfface_props_.end(); ++it) {
-        (*it)->delete_element(_h.idx()*2 + 1);
-        (*it)->delete_element(_h.idx()*2);
-    }
+    entity_deleted(face_props_, _h);
+    entity_deleted(halfface_props_, OpenVolumeMeshHandle(_h.idx()*2 + 1));
+    entity_deleted(halfface_props_, OpenVolumeMeshHandle(_h.idx()*2));
 }
 
 void ResourceManager::cell_deleted(const CellHandle& _h) {
 
-    for(std::vector<BaseProperty*>::iterator it = cell_props_.begin();
-            it != cell_props_.end(); ++it) {
-        (*it)->delete_element(_h.idx());
-    }
+    entity_deleted(cell_props_, _h);
 }
 
-void ResourceManager::released_property(VertexPropHandle _handle) {
+void ResourceManager::release_property(VertexPropHandle _handle) {
 
-    delete (*(vertex_props_.begin() + _handle.idx()));
-    std::vector<BaseProperty*>::iterator it = vertex_props_.erase(vertex_props_.begin() + _handle.idx());
-    VertexPropHandle decrHandle(_handle.idx());
-    for(; it < vertex_props_.end(); ++it) {
-        (*it)->set_handle(decrHandle);
-        decrHandle.idx(decrHandle.idx()+1);
-    }
+    remove_property(vertex_props_, _handle.idx());
 }
 
-void ResourceManager::released_property(EdgePropHandle _handle) {
+void ResourceManager::release_property(EdgePropHandle _handle) {
 
-    delete (*(edge_props_.begin() + _handle.idx()));
-    std::vector<BaseProperty*>::iterator it = edge_props_.erase(edge_props_.begin() + _handle.idx());
-    EdgePropHandle decrHandle(_handle.idx());
-    for(; it < edge_props_.end(); ++it) {
-        (*it)->set_handle(decrHandle);
-        decrHandle.idx(decrHandle.idx()+1);
-    }
+    remove_property(edge_props_, _handle.idx());
 }
 
-void ResourceManager::released_property(HalfEdgePropHandle _handle) {
+void ResourceManager::release_property(HalfEdgePropHandle _handle) {
 
-    delete (*(halfedge_props_.begin() + _handle.idx()));
-    std::vector<BaseProperty*>::iterator it = halfedge_props_.erase(halfedge_props_.begin() + _handle.idx());
-    HalfEdgePropHandle decrHandle(_handle.idx());
-    for(; it < halfedge_props_.end(); ++it) {
-        (*it)->set_handle(decrHandle);
-        decrHandle.idx(decrHandle.idx()+1);
-    }
+    remove_property(halfedge_props_, _handle.idx());
 }
 
-void ResourceManager::released_property(FacePropHandle _handle) {
+void ResourceManager::release_property(FacePropHandle _handle) {
 
-    delete (*(face_props_.begin() + _handle.idx()));
-    std::vector<BaseProperty*>::iterator it = face_props_.erase(face_props_.begin() + _handle.idx());
-    FacePropHandle decrHandle(_handle.idx());
-    for(; it < face_props_.end(); ++it) {
-        (*it)->set_handle(decrHandle);
-        decrHandle.idx(decrHandle.idx()+1);
-    }
+    remove_property(face_props_, _handle.idx());
 }
 
-void ResourceManager::released_property(HalfFacePropHandle _handle) {
+void ResourceManager::release_property(HalfFacePropHandle _handle) {
 
-    delete (*(halfface_props_.begin() + _handle.idx()));
-    std::vector<BaseProperty*>::iterator it = halfface_props_.erase(halfface_props_.begin() + _handle.idx());
-    HalfFacePropHandle decrHandle(_handle.idx());
-    for(; it < halfface_props_.end(); ++it) {
-        (*it)->set_handle(decrHandle);
-        decrHandle.idx(decrHandle.idx()+1);
-    }
+    remove_property(halfface_props_, _handle.idx());
 }
 
-void ResourceManager::released_property(CellPropHandle _handle) {
+void ResourceManager::release_property(CellPropHandle _handle) {
 
-    delete (*(cell_props_.begin() + _handle.idx()));
-    std::vector<BaseProperty*>::iterator it = cell_props_.erase(cell_props_.begin() + _handle.idx());
-    CellPropHandle decrHandle(_handle.idx());
-    for(; it < cell_props_.end(); ++it) {
-        (*it)->set_handle(decrHandle);
-        decrHandle.idx(decrHandle.idx()+1);
-    }
+    remove_property(cell_props_, _handle.idx());
 }