Add Peo for patch

peo/src/core/peoAbstractDefs.h

@@ -0,0 +1,289 @@
+/*
+* <peoAbstractDefs.h>
+* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
+* (C) OPAC Team, LIFL, 2002-2008
+*
+* Alexandru-Adrian TANTAR 
+*
+* This software is governed by the CeCILL license under French law and
+* abiding by the rules of distribution of free software.  You can  use,
+* modify and/ or redistribute the software under the terms of the CeCILL
+* license as circulated by CEA, CNRS and INRIA at the following URL
+* "http://www.cecill.info".
+*
+* As a counterpart to the access to the source code and  rights to copy,
+* modify and redistribute granted by the license, users are provided only
+* with a limited warranty  and the software's author,  the holder of the
+* economic rights,  and the successive licensors  have only  limited liability.
+*
+* In this respect, the user's attention is drawn to the risks associated
+* with loading,  using,  modifying and/or developing or reproducing the
+* software by the user in light of its specific status of free software,
+* that may mean  that it is complicated to manipulate,  and  that  also
+* therefore means  that it is reserved for developers  and  experienced
+* professionals having in-depth computer knowledge. Users are therefore
+* encouraged to load and test the software's suitability as regards their
+* requirements in conditions enabling the security of their systems and/or
+* data to be ensured and,  more generally, to use and operate it in the
+* same conditions as regards security.
+* The fact that you are presently reading this means that you have had
+* knowledge of the CeCILL license and that you accept its terms.
+*
+* ParadisEO WebSite : http://paradiseo.gforge.inria.fr
+* Contact: paradiseo-help@lists.gforge.inria.fr
+*
+*/
+
+#if !defined __peoAbstractDefs_h
+#define __peoAbstractDefs_h
+
+
+#include <queue>
+
+#include "core/messaging.h"
+
+
+
+template < typename Type > struct Entity;
+
+struct AbstractEntity
+  {
+
+    virtual ~AbstractEntity() {}
+
+    template < typename EntityType > operator EntityType& ()
+    {
+
+      return ( reinterpret_cast< Entity< EntityType >& >( *this ) ).entity;
+    }
+  };
+
+struct AbstractFunctor : virtual public AbstractEntity
+  {
+
+    virtual ~AbstractFunctor() {}
+
+    virtual void operator()() {}
+  };
+
+struct AbstractUnaryFunctor : virtual public AbstractEntity
+  {
+
+    virtual ~AbstractUnaryFunctor() {}
+
+    virtual void operator()( AbstractEntity& dataEntity ) {}
+  };
+
+struct AbstractBinaryFunctor : virtual public AbstractEntity
+  {
+
+    virtual ~AbstractBinaryFunctor() {}
+
+    virtual void operator()( AbstractEntity& dataEntityA, AbstractEntity& dataEntityB ) {};
+  };
+
+
+
+template < typename EntityType > struct Entity : virtual public AbstractEntity
+  {
+
+    Entity( EntityType& externalEntityRef ) : entity( externalEntityRef ) {}
+
+    EntityType& entity;
+  };
+
+template < typename FunctorType, typename DataType > struct FunctorEx : public Entity< DataType >, public AbstractFunctor
+  {
+
+    FunctorEx( FunctorType& externalFunctorRef, DataType& externalDataRef )
+        : externalFunctor( externalFunctorRef ), Entity< DataType >( externalDataRef ) {}
+
+    void operator()()
+    {
+
+      externalFunctor( Entity< DataType > :: entity );
+    }
+
+    FunctorType& externalFunctor;
+  };
+
+template < typename FunctorType > struct FunctorEx< FunctorType, void > : public Entity< AbstractEntity >, public AbstractFunctor
+  {
+
+    FunctorEx( FunctorType& externalFunctorRef )
+        : externalFunctor( externalFunctorRef ), Entity< AbstractEntity >( *this ) {}
+
+    void operator()()
+    {
+
+      externalFunctor();
+    }
+
+    FunctorType& externalFunctor;
+  };
+
+template < typename ReturnType, typename DataType > struct FnFunctorEx
+      : public Entity< DataType >, public AbstractFunctor
+  {
+
+    FnFunctorEx( ReturnType (*externalFunctorRef)( DataType& ),  DataType& externalDataRef )
+        : externalFunctor( externalFunctorRef ), Entity< DataType >( externalDataRef ) {}
+
+    void operator()()
+    {
+
+      externalFunctor( Entity< DataType > :: entity );
+    }
+
+    ReturnType (*externalFunctor)( DataType& );
+  };
+
+template < typename ReturnType > struct FnFunctorEx< ReturnType, void >
+      : public Entity< AbstractEntity >, public AbstractFunctor
+  {
+
+    FnFunctorEx( ReturnType (*externalFunctorRef)() )
+        : externalFunctor( externalFunctorRef ), Entity< AbstractEntity >( *this ) {}
+
+    void operator()()
+    {
+
+      externalFunctor();
+    }
+
+    ReturnType (*externalFunctor)();
+  };
+
+
+
+template < typename FunctorType > struct UnaryFunctor : public Entity< FunctorType >, public AbstractUnaryFunctor
+  {
+
+    UnaryFunctor( FunctorType& externalFunctorRef ) : Entity< FunctorType >( externalFunctorRef ) {}
+
+    void operator()( AbstractEntity& dataEntity )
+    {
+
+      Entity< FunctorType > :: entity( dataEntity );
+    }
+  };
+
+template < typename ReturnType, typename DataType > struct UnaryFnFunctor
+      : public Entity< AbstractEntity >, public AbstractUnaryFunctor
+  {
+
+    UnaryFnFunctor( ReturnType (*externalFnRef)( DataType& ) ) : Entity< AbstractEntity >( *this ), externalFn( externalFnRef )
+    {
+    }
+
+    void operator()( AbstractEntity& dataEntity )
+    {
+
+      externalFn( dataEntity );
+    }
+
+    ReturnType (*externalFn)( DataType& );
+  };
+
+template < typename FunctorType > struct BinaryFunctor : public Entity< FunctorType >, public AbstractBinaryFunctor
+  {
+
+    BinaryFunctor( FunctorType& externalFunctorRef ) : Entity< FunctorType >( externalFunctorRef ) {}
+
+    void operator()( AbstractEntity& dataEntityA, AbstractEntity& dataEntityB )
+    {
+
+      Entity< FunctorType > :: entity( dataEntityA, dataEntityB );
+    }
+  };
+
+struct AbstractMsgTransferQueue : virtual public AbstractEntity
+  {
+
+    virtual ~AbstractMsgTransferQueue() {}
+
+    virtual void pushMessage() {}
+    virtual void popMessage() {}
+
+    virtual bool empty()
+    {
+      return true;
+    }
+
+    virtual void packMessage() {}
+    virtual void unpackMessage() {}
+  };
+
+template < typename EntityType > struct MsgTransferQueue : public Entity< EntityType >, public AbstractMsgTransferQueue
+  {
+
+    MsgTransferQueue( EntityType& externalDataRef )
+        : Entity< EntityType >( externalDataRef )
+    {
+
+      aggregationFunctor = new BinaryFunctor< AssignmentFunctor >( assignmentFunctor );
+    }
+
+    template < typename FunctorType >
+    MsgTransferQueue( EntityType& externalDataRef, FunctorType& externalFunctorRef )
+        : Entity< EntityType >( externalDataRef )
+    {
+
+      aggregationFunctor = new BinaryFunctor< FunctorType >( externalFunctorRef );
+    }
+
+    ~MsgTransferQueue()
+    {
+      delete aggregationFunctor;
+    }
+
+    void pushMessage()
+    {
+
+      transferQueue.push( Entity< EntityType > :: entity );
+    }
+
+    void popMessage()
+    {
+
+      Entity< EntityType > message( transferQueue.front() );
+      aggregationFunctor->operator()( *this, message );
+
+      transferQueue.pop();
+    }
+
+    bool empty()
+    {
+      return transferQueue.empty();
+    }
+
+    void packMessage()
+    {
+
+      pack( transferQueue.front() );
+      transferQueue.pop();
+    }
+
+    void unpackMessage()
+    {
+
+      EntityType transferredData;
+      unpack( transferredData );
+      transferQueue.push( transferredData );
+    }
+
+    struct AssignmentFunctor
+      {
+        void operator()( EntityType& A, EntityType& B )
+        {
+          A = B;
+        }
+      } assignmentFunctor;
+
+    std::queue< EntityType > transferQueue;
+    AbstractBinaryFunctor* aggregationFunctor;
+  };
+
+
+
+#endif