ExecutionContext.h

/*
 * Copyright (C) 2022 HERE Europe B.V.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * SPDX-License-Identifier: Apache-2.0
 * License-Filename: LICENSE
 */
 
#pragma once
 
#include <utility>
 
#include <olp/core/client/ApiError.h>
#include <olp/core/client/CancellationContext.h>
 
namespace olp {
namespace thread {
 
class CORE_API ExecutionContext final {
  using CancelFuncType = std::function<void()>;
  using ExecuteFuncType = std::function<client::CancellationToken()>;
  using FailedCallback = std::function<void(client::ApiError)>;
 
 public:
  ExecutionContext();
 
  bool Cancelled() const;
 
  void CancelOperation();
 
  void ExecuteOrCancelled(const ExecuteFuncType& execute_fn,
                          const CancelFuncType& cancel_fn = nullptr);
 
  void SetError(client::ApiError error);
 
  void SetFailedCallback(FailedCallback callback);
 
  const client::CancellationContext& GetContext() const;
 
 private:
  class ExecutionContextImpl;
  std::shared_ptr<ExecutionContextImpl> impl_;
};
 
}  // namespace thread
}  // namespace olp