new version

git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@267 331e1502-861f-0410-8da2-ba01fb791d7f

trunk/paradiseo-moeo/src/moeoCombinedLS.h

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+// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
+
+//-----------------------------------------------------------------------------
+// moeoCombinedLS.h
+// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
+/*
+    This library...
+
+    Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
+ */
+//-----------------------------------------------------------------------------
+
+#ifndef MOEOCOMBINEDLS_H_
+#define MOEOCOMBINEDLS_H_
+
+#include <moeoArchive.h>
+#include <moeoLS.h>
+
+/**
+ * This class allows to embed a set of local searches that are sequentially applied,
+ * and so working and updating the same archive of non-dominated solutions.
+ */
+template < class MOEOT, class Type >
+class moeoCombinedLS : public moeoLS < MOEOT, Type >
+{
+public:
+
+    /**
+     * Ctor
+     * @param _first_mols the first multi-objective local search to add
+     */
+    moeoCombinedLS(moeoLS < MOEOT, Type > & _first_mols)
+    {
+        combinedLS.push_back (& _first_mols);
+    }
+
+    /**
+     * Adds a new local search to combine
+     * @param _mols the multi-objective local search to add
+     */
+    void add(moeoLS < MOEOT, Type > & _mols)
+    {
+        combinedLS.push_back(& _mols);
+    }
+
+    /**
+     * Gives a new solution in order to explore the neigborhood. 
+     * The new non-dominated solutions are added to the archive
+     * @param _type the object to apply the local search to
+     * @param _arch the archive of non-dominated solutions 
+     */
+    void operator () (Type _type, moeoArchive < MOEOT > & _arch)
+    {
+        for (unsigned i=0; i<combinedLS.size(); i++)
+            combinedLS[i] -> operator()(_type, _arch);
+    }
+
+
+private:
+
+    /** the vector that contains the combined LS */
+    std::vector< moeoLS < MOEOT, Type > * >  combinedLS;
+
+};
+
+#endif /*MOEOCOMBINEDLS_H_*/