AlgorithmProperty.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 +
//-----------------------------------------------------------------------------
// Includes
//-----------------------------------------------------------------------------
#include "MantidAPI/AlgorithmProperty.h"
#include "MantidAPI/Algorithm.h"
#include "MantidKernel/PropertyWithValue.h"
 
#include <json/value.h>
 
#include <memory>
#include <utility>
 
namespace Mantid::API {
 
//-----------------------------------------------------------------------------
// Public member functions
//-----------------------------------------------------------------------------
 
AlgorithmProperty::AlgorithmProperty(const std::string &propName, Kernel::IValidator_sptr validator,
                                     unsigned int direction)
    : Kernel::PropertyWithValue<HeldType>(propName, HeldType(), std::move(validator), direction), m_algmStr() {}
 
std::string AlgorithmProperty::value() const { return m_algmStr; }
 
Json::Value AlgorithmProperty::valueAsJson() const { return (*this)()->toJson(); }
 
std::string AlgorithmProperty::getDefault() const { return ""; }
 
std::string AlgorithmProperty::setValue(const std::string &value) {
  try {
    return setBaseValue(Algorithm::fromString(value));
  } catch (std::exception &exc) {
    return exc.what();
  }
}
 
std::string AlgorithmProperty::setValueFromJson(const Json::Value &value) {
  try {
    return setBaseValue(Algorithm::fromJson(value));
  } catch (std::exception &exc) {
    return exc.what();
  }
}
 
std::string AlgorithmProperty::setBaseValue(const AlgorithmProperty::HeldType &algm) {
  std::string message;
  try {
    Kernel::PropertyWithValue<IAlgorithm_sptr>::m_value = algm;
  } catch (std::exception &e) {
    message = e.what();
  }
 
  if (message.empty()) {
    m_algmStr = algm->toString();
    return isValid();
  } else
    return message;
}
 
} // namespace Mantid::API