RC

git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@2710 331e1502-861f-0410-8da2-ba01fb791d7f

branches/rc2.0/eo/src/eoFunctorStore.h

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+// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
+
+//-----------------------------------------------------------------------------
+// eoFunctorStore.h
+// (c) Maarten Keijzer 2000, GeNeura Team, 2000
+/*
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2 of the License, or (at your option) any later version.
+
+  This library 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
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+  Contact: todos@geneura.ugr.es, http://geneura.ugr.es
+  Marc.Schoenauer@polytechnique.fr
+  mak@dhi.dk
+*/
+//-----------------------------------------------------------------------------
+
+#ifndef _eoFunctorStore_h
+#define _eoFunctorStore_h
+
+#include <vector>
+
+class eoFunctorBase;
+
+/**
+   eoFunctorStore is a class that stores functors that are allocated on the
+   heap. This class can be used in factories to store allocated memory for
+   dynamically created functors.
+
+   @ingroup Utilities
+*/
+class eoFunctorStore
+{
+public:
+
+    /// Default Ctor
+    eoFunctorStore() {}
+
+    // virtual destructor so we don't need to define it in derived classes
+    virtual ~eoFunctorStore();
+
+    /// Add an eoFunctorBase to the store
+    template <class Functor>
+    Functor& storeFunctor(Functor* r)
+        {
+            // If the compiler complains about the following line,
+            // check if you really are giving it a pointer to an
+            // eoFunctorBase derived object
+            vec.push_back(r);
+            return *r;
+        }
+
+private :
+
+    /** no copying allowed */
+    eoFunctorStore(const eoFunctorStore&);
+
+    /** no assignment allowed */
+    eoFunctorStore operator=(const eoFunctorStore&);
+
+    std::vector<eoFunctorBase*> vec;
+};
+
+#endif