Template ltlast/ & ltlenv/ classes in internal/ & Add ELTL parser.

src/internal/declenv.hxx

@@ -0,0 +1,83 @@
+// Copyright (C) 2004, 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.
+
+#ifndef SPOT_INTERNAL_DECLENV_HXX
+# define SPOT_INTERNAL_DECLENV_HXX
+
+#include "declenv.hh"
+
+namespace spot
+{
+  namespace internal
+  {
+
+    template<typename T>
+    declarative_environment<T>::declarative_environment()
+    {
+    }
+
+    template<typename T>
+    declarative_environment<T>::~declarative_environment()
+    {
+      // FIXME !!
+      // for (prop_map::iterator i = props_.begin(); i != props_.end(); ++i)
+      // 	ltl::destroy(i->second);
+    }
+
+    template<typename T>
+    bool
+    declarative_environment<T>::declare(const std::string& prop_str)
+    {
+      if (props_.find(prop_str) != props_.end())
+	return false;
+      props_[prop_str] = internal::atomic_prop<T>::instance(prop_str, *this);
+      return true;
+    }
+
+    template<typename T>
+    formula<T>*
+    declarative_environment<T>::require(const std::string& prop_str)
+    {
+      typename prop_map::iterator i = props_.find(prop_str);
+      if (i == props_.end())
+	return 0;
+      // It's an atomic_prop, so we do not have to use the clone() visitor.
+      return i->second->ref();
+    }
+
+    template<typename T>
+    const std::string&
+    declarative_environment<T>::name()
+    {
+      static std::string name("declarative environment");
+      return name;
+    }
+
+    template<typename T>
+    const typename declarative_environment<T>::prop_map&
+    declarative_environment<T>::get_prop_map() const
+    {
+      return props_;
+    }
+  }
+}
+
+#endif // SPOT_INTERNAL_DECLENV_HXX