MoochoPack_FeasibilityStep_Strategy.hpp

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00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
00005 //                  Copyright (2003) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
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00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
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00024 // Questions? Contact Roscoe A. Bartlett (rabartl@sandia.gov) 
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00028 
00029 #ifndef FEASIBILITY_STEP_STRATEGY_H
00030 #define FEASIBILITY_STEP_STRATEGY_H
00031 
00032 #include "MoochoPack_Types.hpp"
00033 
00034 namespace MoochoPack {
00035 
00039 class FeasibilityStep_Strategy {
00040 public:
00041 
00043   virtual ~FeasibilityStep_Strategy() {}
00044 
00068    virtual bool compute_feasibility_step(
00069     std::ostream& out, EJournalOutputLevel olevel, NLPAlgo *algo, NLPAlgoState *s
00070     ,const Vector& xo, const Vector& c_xo, VectorMutable* w
00071       ) = 0;
00072 
00075   virtual void print_step( std::ostream& out, const std::string& leading_str ) const = 0;
00076 
00077 }; // end class FeasibilityStep_Strategy
00078 
00079 } // end namespace MoochoPack
00080 
00081 #endif // FEASIBILITY_STEP_STRATEGY_H
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