org.apache.paimon.io

类 CompressedPageFileInput

java.lang.Object

org.apache.paimon.io.CompressedPageFileInput

所有已实现的接口:

Closeable, AutoCloseable, PageFileInput

public class CompressedPageFileInput
extends Object
implements PageFileInput

A class to wrap compressed RandomAccessFile.

构造器概要

构造器

构造器和说明
CompressedPageFileInput(RandomAccessFile file, int pageSize, BlockCompressionFactory compressionFactory, long uncompressBytes, long[] pagePositions)

方法概要

限定符和类型	方法和说明
void	close()
RandomAccessFile	file()
int	pageSize()
byte[]	readPage(int pageIndex)
byte[]	readPosition(long position, int length)
long	uncompressBytes()

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.paimon.io.PageFileInput

create

构造器详细资料

CompressedPageFileInput

public CompressedPageFileInput(RandomAccessFile file,
                               int pageSize,
                               BlockCompressionFactory compressionFactory,
                               long uncompressBytes,
                               long[] pagePositions)

方法详细资料

file

public RandomAccessFile file()

指定者:

file 在接口中 PageFileInput

uncompressBytes

public long uncompressBytes()

指定者:

uncompressBytes 在接口中 PageFileInput

pageSize

public int pageSize()

指定者:

pageSize 在接口中 PageFileInput

readPage

public byte[] readPage(int pageIndex)
                throws IOException

指定者:

readPage 在接口中 PageFileInput

抛出:

IOException

readPosition

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

指定者:

readPosition 在接口中 PageFileInput

抛出:

IOException

close

public void close()
           throws IOException

指定者:

close 在接口中 Closeable

指定者:

close 在接口中 AutoCloseable

抛出:

IOException