text: /*
   * Copyright (c) 2017-2019 ARM Limited.
   *
   * SPDX-License-Identifier: MIT
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to
   * deal in the Software without restriction, including without limitation the
   * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
   * sell copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in all
   * copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  #ifndef ARM_COMPUTE_TEST_RAWLUTACCESSOR_H
  #define ARM_COMPUTE_TEST_RAWLUTACCESSOR_H
  
  #include "ILutAccessor.h"
  
  #include <map>
  
  namespace arm_compute
  {
  namespace test
  {
  /** Accessor implementation for std::map-lut objects. */
  template <typename T>
  class RawLutAccessor : public ILutAccessor<T>
  {
  public:
      /** Create an accessor for the given @p std::map.
       */
      RawLutAccessor(std::map<T, T> &lut)
          : _lut{ lut }
      {
      }
  
      /** Prevent instances of this class from being copy constructed */
      RawLutAccessor(const RawLutAccessor &) = delete;
      /** Prevent instances of this class from being copied */
      RawLutAccessor &operator=(const RawLutAccessor &) = delete;
      /** Allow instances of this class to be move constructed */
      RawLutAccessor(RawLutAccessor &&) = default;
      /** Allow instances of this class to be moved */
      RawLutAccessor &operator=(RawLutAccessor &&) = default;
  
      int num_elements() const override
      {
          return _lut.size();
      }
  
      const T &operator[](T input_value) const override
      {
          return _lut[input_value];
      }
  
      T &operator[](T input_value) override
      {
          return _lut[input_value];
      }
  
  private:
      std::map<T, T> &_lut;
  };
  
  } // namespace test
  } // namespace arm_compute
  #endif /* ARM_COMPUTE_TEST_RAWLUTACCESSOR_H */
  