/home/coin/SVN-release/CoinAll-1.1.0/Ipopt/src/Algorithm/IpSearchDirCalculator.hpp

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// Copyright (C) 2005, 2007 International Business Machines and others.
// All Rights Reserved.
// This code is published under the Common Public License.
//
// $Id: IpSearchDirCalculator.hpp 549 2005-10-24 21:49:13Z andreasw $
//
// Authors:  Andreas Waechter            IBM    2005-10-13

#ifndef __IPSEARCHDIRCALCULATOR_HPP__
#define __IPSEARCHDIRCALCULATOR_HPP__

#include "IpAlgStrategy.hpp"

namespace Ipopt
{

  class SearchDirectionCalculator : public AlgorithmStrategyObject
  {
  public:
    SearchDirectionCalculator()
    {}

    virtual ~SearchDirectionCalculator()
    {}

    virtual bool InitializeImpl(const OptionsList& options,
                                const std::string& prefix) = 0;

    virtual bool ComputeSearchDirection()=0;

  private:
    //    SearchDirectionCalculator();

    SearchDirectionCalculator(const SearchDirectionCalculator&);

    void operator=(const SearchDirectionCalculator&);

  };

} // namespace Ipopt

#endif

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