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authorHarpreet2016-08-04 15:25:44 +0530
committerHarpreet2016-08-04 15:25:44 +0530
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tree22502de6e6988d5cd595290d11266f8432ad825b /build/Bonmin/include/coin/CbcConsequence.hpp
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+// $Id: CbcConsequence.hpp 1899 2013-04-09 18:12:08Z stefan $
+// Copyright (C) 2002, International Business Machines
+// Corporation and others. All Rights Reserved.
+// This code is licensed under the terms of the Eclipse Public License (EPL).
+
+// Edwin 11/12/2009 carved from CbcBranchBase
+
+#ifndef CbcConsequence_H
+#define CbcConsequence_H
+
+class OsiSolverInterface;
+
+/** Abstract base class for consequent bounds.
+ When a variable is branched on it normally interacts with other variables by
+ means of equations. There are cases where we want to step outside LP and do something
+ more directly e.g. fix bounds. This class is for that.
+
+ At present it need not be virtual as only instance is CbcFixVariable, but ...
+
+ */
+
+class CbcConsequence {
+
+public:
+
+ // Default Constructor
+ CbcConsequence ();
+
+ // Copy constructor
+ CbcConsequence ( const CbcConsequence & rhs);
+
+ // Assignment operator
+ CbcConsequence & operator=( const CbcConsequence & rhs);
+
+ /// Clone
+ virtual CbcConsequence * clone() const = 0;
+
+ /// Destructor
+ virtual ~CbcConsequence ();
+
+ /** Apply to an LP solver. Action depends on state
+ */
+ virtual void applyToSolver(OsiSolverInterface * solver, int state) const = 0;
+
+protected:
+};
+
+#endif
+