parquet_metrics_internal.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 <unordered_map>
 
#include <parquet/metadata.h>
 
#include "iceberg/metrics.h"
#include "iceberg/metrics_config.h"
#include "iceberg/result.h"
#include "iceberg/schema.h"
 
namespace iceberg::parquet {
 
class ParquetMetrics {
 public:
  ParquetMetrics() = delete;
 
  static Result<Metrics> GetMetrics(
      const Schema& schema, const ::parquet::SchemaDescriptor& parquet_schema,
      const MetricsConfig& metrics_config, const ::parquet::FileMetaData& metadata,
      const std::unordered_map<int32_t, FieldMetrics>& field_metrics = {});
};
 
}  // namespace iceberg::parquet