SingleCountValidator.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/SingleCountValidator.h"
 
namespace Mantid::API {
 
SingleCountValidator::SingleCountValidator(const bool &mustBeSingleCount)
    : MatrixWorkspaceValidator(), m_mustBeSingleCount(mustBeSingleCount) {}
 
Kernel::IValidator_sptr SingleCountValidator::clone() const { return std::make_shared<SingleCountValidator>(*this); }
 
std::string SingleCountValidator::checkValidity(const MatrixWorkspace_sptr &ws) const {
  auto blockSize = ws->histogram(0).size();
 
  if (m_mustBeSingleCount) {
    if (blockSize == 1)
      return "";
    else
      return "The workspace must contain single counts for all spectra";
  } else {
    if (blockSize != 1)
      return "";
    else
      return "The workspace must not contain single counts";
  }
}
 
} // namespace Mantid::API