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

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// Copyright (C) 2007 International Business Machines and others.
// All Rights Reserved.
// This code is published under the Common Public License.
//
// $Id: IpTSymDependencyDetector.hpp 959 2007-04-19 22:45:03Z andreasw $
//
// Authors:  Andreas Waechter            IBM    2007-04-18

#ifndef __IPTSYMDEPENDENCYDETECTOR_HPP__
#define __IPTSYMDEPENDENCYDETECTOR_HPP__

#include "IpTDependencyDetector.hpp"
#include "IpTSymLinearSolver.hpp"

namespace Ipopt
{

  class TSymDependencyDetector: public TDependencyDetector
  {
  public:
    TSymDependencyDetector(TSymLinearSolver& tsym_linear_solver);

    virtual ~TSymDependencyDetector()
    {}

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

    virtual bool DetermineDependentRows(Index n_rows, Index n_cols,
                                        Index n_jac_nz,
                                        Number* jac_c_vals,
                                        Index* jac_c_iRow,
                                        Index* jac_c_jCol,
                                        std::list<Index>& c_deps);

    static void RegisterOptions(SmartPtr<RegisteredOptions> roptions);

  private:
    TSymDependencyDetector();

    TSymDependencyDetector(const TSymDependencyDetector&);

    void operator=(const TSymDependencyDetector&);

    SmartPtr<const Journalist> jnlst_;

    SmartPtr<TSymLinearSolver> tsym_linear_solver_;
  };

} // namespace Ipopt

#endif

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