InputStep.h

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// InputStep.h: Abstract base class for a Step generating input
// Copyright (C) 2023 ASTRON (Netherlands Institute for Radio Astronomy)
// SPDX-License-Identifier: GPL-3.0-or-later
 
 
#ifndef DP3_STEPS_INPUTSTEP_H_
#define DP3_STEPS_INPUTSTEP_H_
 
#include <memory>
 
#include "Step.h"
 
#include "base/UVWCalculator.h"
#include "base/FlagCounter.h"
#include "common/ParameterSet.h"
#include "common/Timer.h"
 
namespace casacore {
class MeasurementSet;
class RefRows;
}  // namespace casacore
 
namespace dp3 {
namespace steps {
 
 
 
class InputStep : public Step {
 public:
  ~InputStep() override;
 
  common::Fields getRequiredFields() const override { return {}; }
 
  common::Fields getProvidedFields() const override { return fields_to_read_; }
 
  virtual std::string msName() const;
 
  virtual void setFieldsToRead(const dp3::common::Fields& fields) {
    fields_to_read_ = fields;
  };
 
  const dp3::common::Fields& getFieldsToRead() const {
    return fields_to_read_;
  };
 
  virtual const casacore::Table& table() const;
 
  static bool HasBda(const casacore::MeasurementSet& ms);
 
  static std::unique_ptr<InputStep> CreateReader(const common::ParameterSet&);
 
 private:
  dp3::common::Fields fields_to_read_;
};
 
}  // namespace steps
}  // namespace dp3
 
#endif