org.apache.paimon.io

Interface PageFileInput

All Superinterfaces:

AutoCloseable, Closeable

All Known Implementing Classes:

CompressedPageFileInput, UncompressedPageFileInput

public interface PageFileInput
extends Closeable

An interface to read pages from file.

Method Summary

Modifier and Type	Method and Description
static PageFileInput	create(File file, int pageSize, BlockCompressionFactory compressionFactory, long uncompressBytes, long[] compressPagePositions)
RandomAccessFile	file()
int	pageSize()
byte[]	readPage(int pageIndex)
byte[]	readPosition(long position, int length)
long	uncompressBytes()

Methods inherited from interface java.io.Closeable

close

Method Detail

file

RandomAccessFile file()

uncompressBytes

long uncompressBytes()

pageSize

int pageSize()

readPage

byte[] readPage(int pageIndex)
         throws IOException

Throws:

IOException

readPosition

byte[] readPosition(long position,
                    int length)
             throws IOException

Throws:

IOException

create

static PageFileInput create(File file,
                            int pageSize,
                            @Nullable
                            BlockCompressionFactory compressionFactory,
                            long uncompressBytes,
                            @Nullable
                            long[] compressPagePositions)
                     throws IOException

Throws:

IOException