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///////////////////////////////////////////////////////////////////////////////
// //
// This file is part of ModelBlocks. Copyright 2009, ModelBlocks developers. //
// //
// ModelBlocks is free software: you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation, either version 3 of the License, or //
// (at your option) any later version. //
// //
// ModelBlocks 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 ModelBlocks. If not, see <http://www.gnu.org/licenses/>. //
// //
// ModelBlocks developers designate this particular file as subject to //
// the "Moses" exception as provided by ModelBlocks developers in //
// the LICENSE file that accompanies this code. //
// //
///////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////
//template <class T>
template<class T, map<T,T>& domain>
class RefRV : public Id<const T*> {
public:
typedef RefRV<T,domain> BaseType;
static const int NUM_VARS = 1;
static const T DUMMY;
////////////////////
template<class P>
class ArrayDistrib : public Array<pair<RefRV<T,domain>,P> > {
};
////////////////////
template<class P>
class ArrayIterator : public pair<SafePtr<const ArrayDistrib<P> >,Id<int> > {
public:
static const int NUM_ITERS = NUM_VARS;
operator RefRV<T,domain>() const { return ArrayIterator<P>::first.getRef().get(ArrayIterator<P>::second.toInt()).first; }
//const DiscreteDomainRV<T,domain>& toRV() { return ArrayIterator<P>::first.getRef().get(ArrayIterator<P>::second.toInt()).first; }
};
// Constructor / destructor methods...
RefRV ( ) { Id<const T*>::set(NULL); }
//RefRV ( int i ) { Id<const T*>::set(i); }
//RefRV ( const T& t ) { Id<const T*>::set(&t); }
RefRV ( const T& t ) { if(domain.find(t)==domain.end()) *(const_cast<T*>(Id<const T*>::set(&domain[t]).toInt())) = t;
else Id<const T*>::set(&domain[t]); }
// Specification methods...
template<class P>
RefRV<T,domain>& setVal ( const ArrayIterator<P>& it ) { *this=it; return *this; }
//T& setRef ( ) { return Id<const T*>::setRef(); }
// Extraction methods...
const T& getRef ( ) const { return (Id<const T*>::toInt()==NULL) ? DUMMY : *(static_cast<const T*>(Id<const T*>::toInt())); }
static map<T,T>& setDomain ( ) { return domain; }
// Input / output methods..
friend ostream& operator<< ( ostream& os, const RefRV<T,domain>& rv ) { return os <<&rv.getRef(); } //{ return os<<rv.getRef(); }
friend String& operator<< ( String& str, const RefRV<T,domain>& rv ) { return str<<"addr"<<(long int)(void*)&rv.getRef(); } //{ return str<<rv.getRef(); }
friend pair<StringInput,RefRV<T,domain>*> operator>> ( const StringInput ps, RefRV<T,domain>& rv ) { return pair<StringInput,RefRV<T,domain>*>(ps,&rv); }
friend StringInput operator>> ( pair<StringInput,RefRV<T,domain>*> delimbuff, const char* psDlm ) {
if (StringInput(NULL)==delimbuff.first) return delimbuff.first;
return NULL; //psIn;
}
};
template <class T, map<T,T>& domain> const T RefRV<T,domain>::DUMMY;
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