IcebergSnapshotCacheValue.java

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// 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
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package org.apache.doris.datasource.iceberg;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;

public class IcebergSnapshotCacheValue {

    private final IcebergPartitionInfo partitionInfo;
    private final IcebergSnapshot snapshot;
    private final Optional<Map<Integer, List<String>>> nameMapping;

    public IcebergSnapshotCacheValue(IcebergPartitionInfo partitionInfo, IcebergSnapshot snapshot) {
        this(partitionInfo, snapshot, Optional.empty());
    }

    public IcebergSnapshotCacheValue(IcebergPartitionInfo partitionInfo, IcebergSnapshot snapshot,
            Optional<Map<Integer, List<String>>> nameMapping) {
        this.partitionInfo = partitionInfo;
        this.snapshot = snapshot;
        this.nameMapping = nameMapping.map(mapping -> {
            Map<Integer, List<String>> copy = new HashMap<>();
            mapping.forEach((id, names) -> copy.put(id, List.copyOf(names)));
            return Map.copyOf(copy);
        });
    }

    public IcebergPartitionInfo getPartitionInfo() {
        return partitionInfo;
    }

    public IcebergSnapshot getSnapshot() {
        return snapshot;
    }

    public Optional<Map<Integer, List<String>>> getNameMapping() {
        return nameMapping;
    }
}