org.apache.ignite.internal.processors.compress

Class CompressionProcessorImpl

java.lang.Object

org.apache.ignite.internal.processors.GridProcessorAdapter

org.apache.ignite.internal.processors.compress.CompressionProcessor

org.apache.ignite.internal.processors.compress.CompressionProcessorImpl

All Implemented Interfaces:

GridComponent, GridProcessor

public class CompressionProcessorImpl
extends CompressionProcessor

Compression processor.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.ignite.internal.GridComponent

GridComponent.DiscoveryDataExchangeType

Field Summary

Fields inherited from class org.apache.ignite.internal.processors.compress.CompressionProcessor

COMPACTED_PAGE, LZ4_COMPRESSED_PAGE, LZ4_DEFAULT_LEVEL, LZ4_MAX_LEVEL, LZ4_MIN_LEVEL, SNAPPY_COMPRESSED_PAGE, UNCOMPRESSED_PAGE, ZSTD_COMPRESSED_PAGE, ZSTD_DEFAULT_LEVEL, ZSTD_MAX_LEVEL, ZSTD_MIN_LEVEL

Fields inherited from class org.apache.ignite.internal.processors.GridProcessorAdapter

ctx, diagnosticLog, log

Constructor Summary

Constructors

Constructor and Description
CompressionProcessorImpl(GridKernalContext ctx)

Method Summary

Modifier and Type	Method and Description
void	checkPageCompressionSupported()
void	checkPageCompressionSupported(Path storagePath, int pageSize)
ByteBuffer	compressPage(ByteBuffer page, int pageSize, int blockSize, DiskPageCompression compression, int compressLevel)
void	decompressPage(ByteBuffer page, int pageSize)

Methods inherited from class org.apache.ignite.internal.processors.compress.CompressionProcessor

checkCompressionLevelBounds, getDefaultCompressionLevel

Methods inherited from class org.apache.ignite.internal.processors.GridProcessorAdapter

collectGridNodeData, collectJoiningNodeData, discoveryDataType, onDisconnected, onGridDataReceived, onJoiningNodeDataReceived, onKernalStart, onKernalStop, onReconnected, printMemoryStats, start, stop, toString, validateNode, validateNode

Methods inherited from class java.lang.Object

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

Constructor Detail

CompressionProcessorImpl

public CompressionProcessorImpl(GridKernalContext ctx)

Parameters:

ctx - Kernal context.

Method Detail

checkPageCompressionSupported

public void checkPageCompressionSupported()
                                   throws IgniteCheckedException

Overrides:

checkPageCompressionSupported in class CompressionProcessor

Throws:

IgniteCheckedException

checkPageCompressionSupported

public void checkPageCompressionSupported(Path storagePath,
                                          int pageSize)
                                   throws IgniteCheckedException

Overrides:

checkPageCompressionSupported in class CompressionProcessor

Throws:

IgniteCheckedException

compressPage

public ByteBuffer compressPage(ByteBuffer page,
                               int pageSize,
                               int blockSize,
                               DiskPageCompression compression,
                               int compressLevel)
                        throws IgniteCheckedException

Overrides:

compressPage in class CompressionProcessor

Throws:

IgniteCheckedException

decompressPage

public void decompressPage(ByteBuffer page,
                           int pageSize)
                    throws IgniteCheckedException

Overrides:

decompressPage in class CompressionProcessor

Throws:

IgniteCheckedException