SpectraAxisValidator.cpp

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2018 ISIS Rutherford Appleton Laboratory UKRI,
//   NScD Oak Ridge National Laboratory, European Spallation Source,
//   Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
#include "MantidAPI/SpectraAxisValidator.h"
#include "MantidAPI/Axis.h"
#include "MantidAPI/MatrixWorkspace.h"
 
namespace Mantid::API {
 
SpectraAxisValidator::SpectraAxisValidator(const int &axisNumber) : m_axisNumber(axisNumber) {}
 
Kernel::IValidator_sptr SpectraAxisValidator::clone() const { return std::make_shared<SpectraAxisValidator>(*this); }
 
std::string SpectraAxisValidator::checkValidity(const MatrixWorkspace_sptr &value) const {
  Mantid::API::Axis *axis;
  try {
    axis = value->getAxis(m_axisNumber);
  } catch (Kernel::Exception::IndexError &) {
    return "No axis at index " + std::to_string(m_axisNumber) + " available in the workspace";
  }
 
  if (axis->isSpectra())
    return "";
  else
    return "A workspace with axis being Spectra Number is required here.";
}
 
} // namespace Mantid::API