git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@612 331e1502-861f-0410-8da2-ba01fb791d7f

trunk/paradiseo-peo/src/peoParallelAlgorithmWrapper.h

@@ -0,0 +1,80 @@
+// "peoParallelAlgorithmWrapper.h"
+
+// (c) OPAC Team, LIFL, September 2007
+
+/* 
+   Contact: paradiseo-help@lists.gforge.inria.fr
+*/
+
+#ifndef __peoParaAlgorithm_h
+#define __peoParaAlgorithm_h
+
+
+#include "core/runner.h"
+#include "core/peo_debug.h"
+
+
+
+
+class peoParallelAlgorithmWrapper : public Runner {
+
+public:
+
+	template< typename AlgorithmType > peoParallelAlgorithmWrapper( AlgorithmType& externalAlgorithm ) 
+		: algorithm( new Algorithm< AlgorithmType, void >( externalAlgorithm ) ) {
+
+	}
+
+	template< typename AlgorithmType, typename AlgorithmDataType > peoParallelAlgorithmWrapper( AlgorithmType& externalAlgorithm, AlgorithmDataType& externalData ) 
+		: algorithm( new Algorithm< AlgorithmType, AlgorithmDataType >( externalAlgorithm, externalData ) ) {
+
+	}
+
+	void run() { algorithm->operator()(); }
+
+
+private:
+
+        struct AbstractAlgorithm {
+
+		// virtual destructor as we will be using inheritance and polymorphism
+		virtual ~AbstractAlgorithm() { }
+
+		// operator to be called for executing the algorithm
+		virtual void operator()() { } 
+        };
+
+
+        template< typename AlgorithmType, typename AlgorithmDataType > struct Algorithm : public AbstractAlgorithm {
+
+		Algorithm( AlgorithmType& externalAlgorithm, AlgorithmDataType& externalData ) 
+			: algorithm( externalAlgorithm ), algorithmData( externalData ) {
+
+		}
+
+		virtual void operator()() { algorithm( algorithmData ); } 
+
+		AlgorithmType& algorithm;
+		AlgorithmDataType& algorithmData;
+        };
+
+
+        template< typename AlgorithmType > struct Algorithm< AlgorithmType, void >  : public AbstractAlgorithm {
+
+		Algorithm( AlgorithmType& externalAlgorithm ) : algorithm( externalAlgorithm ) {
+
+		}
+
+		virtual void operator()() { algorithm(); } 
+
+		AlgorithmType& algorithm;
+        };
+
+
+private:
+
+	AbstractAlgorithm* algorithm;
+};
+
+
+#endif