org.apache.hadoop.hbase.regionserver.wal

Class CompressionContext

java.lang.Object

org.apache.hadoop.hbase.regionserver.wal.CompressionContext

@InterfaceAudience.LimitedPrivate(value={"Coprocesssor","Phoenix"})
public class CompressionContext
extends Object

Context that holds the various dictionaries for compression in WAL.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static String	ENABLE_WAL_TAGS_COMPRESSION
Dictionary	familyDict
(package private) Dictionary	qualifierDict
Dictionary	regionDict
(package private) Dictionary	rowDict
Dictionary	tableDict
(package private) TagCompressionContext	tagCompressionContext

Constructor Summary

Constructors

Constructor and Description
CompressionContext(Class<? extends Dictionary> dictType, boolean recoveredEdits, boolean hasTagCompression)

Method Summary

Modifier and Type	Method and Description
(package private) void	clear()

Methods inherited from class java.lang.Object

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

Field Detail

ENABLE_WAL_TAGS_COMPRESSION

static final String ENABLE_WAL_TAGS_COMPRESSION

See Also:

Constant Field Values

regionDict

public final Dictionary regionDict

tableDict

public final Dictionary tableDict

familyDict

public final Dictionary familyDict

qualifierDict

final Dictionary qualifierDict

rowDict

final Dictionary rowDict

tagCompressionContext

TagCompressionContext tagCompressionContext

Constructor Detail

CompressionContext

public CompressionContext(Class<? extends Dictionary> dictType,
                          boolean recoveredEdits,
                          boolean hasTagCompression)
                   throws SecurityException,
                          NoSuchMethodException,
                          InstantiationException,
                          IllegalAccessException,
                          InvocationTargetException

Throws:

SecurityException

NoSuchMethodException

InstantiationException

IllegalAccessException

InvocationTargetException

Method Detail

clear

void clear()