Package io.trino.parquet.reader

Class MetadataReader

java.lang.Object

io.trino.parquet.reader.MetadataReader

public final class MetadataReader
extends Object

Method Summary

Modifier and Type	Method	Description
static ParquetMetadata	createParquetMetadata(org.apache.parquet.format.FileMetaData fileMetaData, ParquetDataSourceId dataSourceId)
static ParquetMetadata	readFooter(ParquetDataSource dataSource, Optional<ParquetWriteValidation> parquetWriteValidation)
static org.apache.parquet.column.statistics.Statistics<?>	readStats(Optional<String> fileCreatedBy, Optional<org.apache.parquet.format.Statistics> statisticsFromFile, org.apache.parquet.schema.PrimitiveType type)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

readFooter

public static ParquetMetadata readFooter(ParquetDataSource dataSource,
 Optional<ParquetWriteValidation> parquetWriteValidation)
                                  throws IOException

Throws:

IOException

createParquetMetadata

public static ParquetMetadata createParquetMetadata(org.apache.parquet.format.FileMetaData fileMetaData,
 ParquetDataSourceId dataSourceId)
                                             throws ParquetCorruptionException

Throws:

ParquetCorruptionException

readStats

public static org.apache.parquet.column.statistics.Statistics<?> readStats(Optional<String> fileCreatedBy,
 Optional<org.apache.parquet.format.Statistics> statisticsFromFile,
 org.apache.parquet.schema.PrimitiveType type)