presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/storage/OrcFileMetadata.java/OrcFileMetadata/OrcFileMetadata
class OrcFileMetadata:    @JsonCreator
    public OrcFileMetadata(@JsonProperty("columnTypes") Map<Long, TypeId> columnTypes)
    {
        this.columnTypes = ImmutableMap.copyOf(columnTypes);
    }