InfeasibleOrUnboundedProblem.h

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/* ----------------------------------------------------------------------------
 
 * GTSAM Copyright 2010, Georgia Tech Research Corporation,
 * Atlanta, Georgia 30332-0415
 * All Rights Reserved
 * Authors: Frank Dellaert, et al. (see THANKS for the full author list)
 
 * See LICENSE for the license information
 
 * -------------------------------------------------------------------------- */
 
#pragma once
 
namespace gtsam {
 
class InfeasibleOrUnboundedProblem: public ThreadsafeException<
    InfeasibleOrUnboundedProblem> {
public:
  InfeasibleOrUnboundedProblem() {
  }
  ~InfeasibleOrUnboundedProblem() noexcept override {
  }
 
  const char* what() const noexcept override {
    if (description_.empty())
      description_ = "The problem is either infeasible or unbounded.\n";
    return description_.c_str();
  }
 
private:
  mutable std::string description_;
};
}