partition_field.h

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */
 
#pragma once
 
 
#include <cstdint>
#include <memory>
#include <string>
#include <string_view>
 
#include "iceberg/iceberg_export.h"
#include "iceberg/type_fwd.h"
#include "iceberg/util/formattable.h"
 
namespace iceberg {
 
class ICEBERG_EXPORT PartitionField : public util::Formattable {
 public:
  PartitionField(int32_t source_id, int32_t field_id, std::string name,
                 std::shared_ptr<Transform> transform);
 
  int32_t source_id() const;
 
  int32_t field_id() const;
 
  std::string_view name() const;
 
  std::shared_ptr<Transform> const& transform() const;
 
  std::string ToString() const override;
 
  friend bool operator==(const PartitionField& lhs, const PartitionField& rhs) {
    return lhs.Equals(rhs);
  }
 
 private:
  [[nodiscard]] bool Equals(const PartitionField& other) const;
 
  int32_t source_id_;
  int32_t field_id_;
  std::string name_;
  std::shared_ptr<Transform> transform_;
};
 
}  // namespace iceberg