AnasaziStatusTestMaxIters.hpp

Go to the documentation of this file.

// @HEADER
// ***********************************************************************
//
//                 Anasazi: Block Eigensolvers Package
//                 Copyright (2004) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ***********************************************************************
// @HEADER
//

#ifndef ANASAZI_STATUS_TEST_MAXITER_HPP
#define ANASAZI_STATUS_TEST_MAXITER_HPP

#include "AnasaziStatusTest.hpp"


namespace Anasazi {


template <class ScalarType, class MV, class OP>
class StatusTestMaxIters : public StatusTest<ScalarType,MV,OP> {

 public:


  StatusTestMaxIters(int maxIter, bool negate = false) : state_(Undefined), negate_(negate) {
    setMaxIters(maxIter);
  };

  virtual ~StatusTestMaxIters() {};



  TestStatus checkStatus( Eigensolver<ScalarType,MV,OP>* solver ) {
    state_ = (solver->getNumIters() >= maxIters_) ? Passed : Failed;
    if (negate_) {
      if (state_ == Passed) state_ = Failed;
      else state_ = Passed;
    }
    return state_;
  }

  TestStatus getStatus() const {
    return state_;
  }



  void setMaxIters(int maxIters) {
    state_ = Undefined;
    maxIters_ = maxIters;
  }

  int getMaxIters() {return maxIters_;}

  void setNegate(bool negate) {
    state_ = Undefined;
    negate_ = negate;
  }

  bool getNegate() const {
    return negate_;
  }





  void reset() {
    state_ = Undefined;
  }


  void clearStatus() {
    state_ = Undefined;
  }



  
  ostream& print(ostream& os, int indent = 0) const {
    string ind(indent,' ');
    os << ind << "- StatusTestMaxIters: ";
    switch (state_) {
    case Passed:
      os << "Passed" << endl;
      break;
    case Failed:
      os << "Failed" << endl;
      break;
    case Undefined:
      os << "Undefined" << endl;
      break;
    }
    os << ind << "  MaxIters: " << maxIters_ << endl;
    return os;
  }
 
  private:
  int maxIters_;
  TestStatus state_;
  bool negate_;

};

} // end of Anasazi namespace

#endif /* ANASAZI_STATUS_TEST_MAXITER_HPP */

---