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unison/src/core/model/object-map.h
2022-10-14 14:13:12 +00:00

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/*
* Copyright (c) 2007 INRIA, Mathieu Lacage
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Authors: Mathieu Lacage <mathieu.lacage@gmail.com>
*/
#ifndef OBJECT_MAP_H
#define OBJECT_MAP_H
#include "attribute.h"
#include "object-ptr-container.h"
#include "object.h"
#include "ptr.h"
/**
* \file
* \ingroup attribute_ObjectMap
* ns3::ObjectMap attribute value declarations and template implementations.
*/
namespace ns3
{
/**
* \ingroup attribute_ObjectMap
* ObjectMapValue is an alias for ObjectPtrContainerValue
*/
typedef ObjectPtrContainerValue ObjectMapValue;
/**
* \ingroup attribute_ObjectMap
* MakeAccessorHelper implementation for ObjectVector.
* \copydetails ns3::DoMakeAccessorHelperOne(U T::*)
*/
template <typename T, typename U>
Ptr<const AttributeAccessor> MakeObjectMapAccessor(U T::*memberVariable);
// Documentation generated by print-introspected-doxygen.cc
template <typename T>
Ptr<const AttributeChecker> MakeObjectMapChecker();
/**
* \ingroup attribute_ObjectMap
* \copydoc ns3::MakeObjectPtrContainerAccessor()
*/
template <typename T, typename U, typename INDEX>
Ptr<const AttributeAccessor> MakeObjectMapAccessor(Ptr<U> (T::*get)(INDEX) const,
INDEX (T::*getN)() const);
/**
* \ingroup attribute_ObjectMap
* \copydoc ns3::MakeObjectPtrContainerAccessor()
*/
template <typename T, typename U, typename INDEX>
Ptr<const AttributeAccessor> MakeObjectMapAccessor(INDEX (T::*getN)() const,
Ptr<U> (T::*get)(INDEX) const);
/***************************************************************
* Implementation of the templates declared above.
***************************************************************/
template <typename T, typename U>
Ptr<const AttributeAccessor>
MakeObjectMapAccessor(U T::*memberVector)
{
struct MemberStdContainer : public ObjectPtrContainerAccessor
{
bool DoGetN(const ObjectBase* object, std::size_t* n) const override
{
const T* obj = dynamic_cast<const T*>(object);
if (obj == nullptr)
{
return false;
}
*n = (obj->*m_memberVector).size();
return true;
}
Ptr<Object> DoGet(const ObjectBase* object,
std::size_t i,
std::size_t* index) const override
{
const T* obj = static_cast<const T*>(object);
typename U::const_iterator begin = (obj->*m_memberVector).begin();
typename U::const_iterator end = (obj->*m_memberVector).end();
uint32_t k = 0;
for (typename U::const_iterator j = begin; j != end; j++, k++)
{
if (k == i)
{
*index = (*j).first;
return (*j).second;
break;
}
}
NS_ASSERT(false);
// quiet compiler.
return nullptr;
}
U T::*m_memberVector;
}* spec = new MemberStdContainer();
spec->m_memberVector = memberVector;
return Ptr<const AttributeAccessor>(spec, false);
}
template <typename T>
Ptr<const AttributeChecker>
MakeObjectMapChecker()
{
return MakeObjectPtrContainerChecker<T>();
}
template <typename T, typename U, typename INDEX>
Ptr<const AttributeAccessor>
MakeObjectMapAccessor(Ptr<U> (T::*get)(INDEX) const, INDEX (T::*getN)() const)
{
return MakeObjectPtrContainerAccessor<T, U, INDEX>(get, getN);
}
template <typename T, typename U, typename INDEX>
Ptr<const AttributeAccessor>
MakeObjectMapAccessor(INDEX (T::*getN)() const, Ptr<U> (T::*get)(INDEX) const)
{
return MakeObjectPtrContainerAccessor<T, U, INDEX>(get, getN);
}
} // namespace ns3
#endif /* OBJECT_MAP_H */