spot/src/internal/atomic_prop.hxx

123 lines
3.1 KiB
C++

// Copyright (C) 2003, 2004, 2005, 2008 Laboratoire d'Informatique de
// Paris 6 (LIP6), département Systèmes Répartis Coopératifs (SRC),
// Université Pierre et Marie Curie.
//
// This file is part of Spot, a model checking library.
//
// Spot 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 2 of the License, or
// (at your option) any later version.
//
// Spot 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 Spot; see the file COPYING. If not, write to the Free
// Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
/// \file internal/atomic_prop.hxx
/// \brief Generic atomic propositions implementation
#ifndef SPOT_INTERNAL_ATOMIC_PROP_HXX
# define SPOT_INTERNAL_ATOMIC_PROP_HXX
#include "atomic_prop.hh"
namespace spot
{
namespace internal
{
template<typename T>
atomic_prop<T>::atomic_prop(const std::string& name, environment<T>& env)
: name_(name), env_(&env)
{
this->dump_ = "AP(" + name + ")";
this->set_key_();
}
template<typename T>
atomic_prop<T>::~atomic_prop()
{
// Get this instance out of the instance map.
pair p(name(), &env());
typename map::iterator i = instances.find(p);
assert (i != instances.end());
instances.erase(i);
}
template<typename T>
void
atomic_prop<T>::accept(visitor& v)
{
v.visit(this);
}
template<typename T>
void
atomic_prop<T>::accept(const_visitor& v) const
{
v.visit(this);
}
template<typename T>
const std::string&
atomic_prop<T>::name() const
{
return name_;
}
template<typename T>
environment<T>&
atomic_prop<T>::env() const
{
return *env_;
}
template<typename T>
typename atomic_prop<T>::map atomic_prop<T>::instances;
template<typename T>
atomic_prop<T>*
atomic_prop<T>::instance(const std::string& name, environment<T>& env)
{
pair p(name, &env);
typename map::iterator i = instances.find(p);
if (i != instances.end())
{
return static_cast<atomic_prop<T>*>(i->second->ref());
}
atomic_prop<T>* ap = new atomic_prop<T>(name, env);
instances[p] = ap;
return static_cast<atomic_prop<T>*>(ap->ref());
}
template<typename T>
unsigned
atomic_prop<T>::instance_count()
{
return instances.size();
}
template<typename T>
std::ostream&
atomic_prop<T>::dump_instances(std::ostream& os)
{
for (typename map::iterator i = instances.begin();
i != instances.end(); ++i)
{
os << i->second << " = " << i->second->ref_count_()
<< " * atomic_prop(" << i->first.first << ", "
<< i->first.second->name() << ")" << std::endl;
}
return os;
}
}
}
#endif // SPOT_INTERNAL_ATOMICPROP_HXX