ResultStep.h

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// Copyright (C) 2022 ASTRON (Netherlands Institute for Radio Astronomy)
// SPDX-License-Identifier: GPL-3.0-or-later
 
#ifndef DP3_STEPS_RESULTSTEP_H_
#define DP3_STEPS_RESULTSTEP_H_
 
#include "steps/Step.h"
 
namespace dp3 {
namespace steps {
 
 
class ResultStep : public Step {
 public:
  ResultStep();
 
  ~ResultStep() override {}
 
  common::Fields getRequiredFields() const override { return {}; }
 
  common::Fields getProvidedFields() const override { return {}; }
 
  bool process(std::unique_ptr<base::DPBuffer> buffer) override {
    buffer_ = std::move(buffer);
    return true;
  }
 
  void finish() override {}
 
  void show(std::ostream&) const override {}
 
  const base::DPBuffer& get() const { return *buffer_; }
 
  std::unique_ptr<base::DPBuffer> take() { return std::move(buffer_); }
 
 private:
  std::unique_ptr<base::DPBuffer> buffer_;
};
 
}  // namespace steps
}  // namespace dp3
 
#endif