org.apache.accumulo.core

Class Constants

java.lang.Object

org.apache.accumulo.core.Constants

public class Constants
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	BULK_ARBITRATOR_TYPE
static String	BULK_PREFIX
static int	CLIENT_RETRIES
static long	CLIENT_SLEEP_BEFORE_RECONNECT
static String	CORE_PACKAGE_NAME
static int	DATA_VERSION
static int	DEFAULT_MINOR_COMPACTION_MAX_SLEEP_TIME
static String	DEFAULT_TABLET_LOCATION
static String	EXPORT_FILE
static String	EXPORT_INFO_FILE
static String	EXPORT_METADATA_FILE
static String	EXPORT_TABLE_CONFIG_FILE
static String	GENERATED_TABLET_DIRECTORY_PREFIX
static String	MAPFILE_EXTENSION
static int	MASTER_TABLETSERVER_CONNECTION_TIMEOUT
static int	MAX_DATA_TO_PRINT
static String	METADATA_BLIP_FLAG_PREFIX
static Range	METADATA_BLIP_KEYSPACE
static org.apache.hadoop.io.Text	METADATA_BULKFILE_COLUMN_FAMILY
static ColumnFQ	METADATA_CHOPPED_COLUMN
static org.apache.hadoop.io.Text	METADATA_CHOPPED_COLUMN_FAMILY
static org.apache.hadoop.io.Text	METADATA_CLONED_COLUMN_FAMILY
static ColumnFQ	METADATA_COMPACT_COLUMN
static org.apache.hadoop.io.Text	METADATA_CURRENT_LOCATION_COLUMN_FAMILY
static org.apache.hadoop.io.Text	METADATA_DATAFILE_COLUMN_FAMILY
static String	METADATA_DELETE_FLAG_FOR_METADATA_PREFIX
static String	METADATA_DELETE_FLAG_PREFIX
static Range	METADATA_DELETES_FOR_METADATA_KEYSPACE
static Range	METADATA_DELETES_KEYSPACE
static ColumnFQ	METADATA_DIRECTORY_COLUMN
static ColumnFQ	METADATA_FLUSH_COLUMN
static org.apache.hadoop.io.Text	METADATA_FUTURE_LOCATION_COLUMN_FAMILY
static Range	METADATA_KEYSPACE
static org.apache.hadoop.io.Text	METADATA_LAST_LOCATION_COLUMN_FAMILY
static ColumnFQ	METADATA_LOCK_COLUMN
static org.apache.hadoop.io.Text	METADATA_LOG_COLUMN_FAMILY
static ColumnFQ	METADATA_OLD_PREV_ROW_COLUMN
static ColumnFQ	METADATA_PREV_ROW_COLUMN
static Range	METADATA_RESERVED_KEYSPACE
static Key	METADATA_RESERVED_KEYSPACE_START_KEY
static Key	METADATA_RESERVED_KEYSPACE_STOP_KEY
static Range	METADATA_ROOT_TABLET_KEYSPACE
static org.apache.hadoop.io.Text	METADATA_SCANFILE_COLUMN_FAMILY
static org.apache.hadoop.io.Text	METADATA_SERVER_COLUMN_FAMILY
static ColumnFQ	METADATA_SPLIT_RATIO_COLUMN
static String	METADATA_TABLE_ID
static String	METADATA_TABLE_NAME
static org.apache.hadoop.io.Text	METADATA_TABLET_COLUMN_FAMILY
static ColumnFQ	METADATA_TIME_COLUMN
static long	MIN_MASTER_LOOP_TIME
static Authorizations	NO_AUTHS
static Range	NON_ROOT_METADATA_KEYSPACE
static String	OLD_BULK_PREFIX
static String	OLD_PACKAGE_NAME
static int	PREV_DATA_VERSION
static String	PW_HASH_ALGORITHM
static KeyExtent	ROOT_TABLET_EXTENT
static int	SCAN_BATCH_SIZE
static String	TABLE_TABLET_LOCATION
static int	TSERV_MINC_MAXCONCURRENT_NUMWAITING_MULTIPLIER
static Charset	UTF8
static String	VALID_TABLE_NAME_REGEX
static String	VALUE_ENCODING
static String	VERSION
static Integer	WIRE_VERSION
static String	ZBULK_FAILED_COPYQ
static String	ZCONFIG
static String	ZDEAD
static String	ZDEADTSERVERS
static String	ZFATE
static String	ZGC
static String	ZGC_LOCK
static String	ZHDFS_RESERVATIONS
static String	ZINSTANCES
static String	ZMASTER_GOAL_STATE
static String	ZMASTER_LOCK
static String	ZMASTERS
static String	ZMONITOR
static String	ZMONITOR_HTTP_ADDR
static String	ZMONITOR_LOCK
static String	ZMONITOR_LOG4J_ADDR
static String	ZNEXT_FILE
static String	ZPROBLEMS
static String	ZRECOVERY
static String	ZROOT
static String	ZROOT_TABLET
static String	ZROOT_TABLET_FUTURE_LOCATION
static String	ZROOT_TABLET_LAST_LOCATION
static String	ZROOT_TABLET_LOCATION
static String	ZROOT_TABLET_WALOGS
static String	ZTABLE_COMPACT_CANCEL_ID
static String	ZTABLE_COMPACT_ID
static String	ZTABLE_CONF
static String	ZTABLE_FLUSH_ID
static String	ZTABLE_LOCKS
static String	ZTABLE_NAME
static String	ZTABLE_STATE
static String	ZTABLES
static byte[]	ZTABLES_INITIAL_ID
static String	ZTRACERS
static String	ZTSERVERS
static String	ZUSERS

Constructor Summary

Constructors

Constructor and Description
Constants()

Method Summary

Methods

Modifier and Type	Method and Description
static String	getBaseDir(AccumuloConfiguration conf)
static org.apache.hadoop.fs.Path	getDataVersionLocation(AccumuloConfiguration conf)
static String	getMetadataTableDir(AccumuloConfiguration conf)
static String	getRecoveryDir(AccumuloConfiguration conf)
static String	getRootTabletDir(AccumuloConfiguration conf)
static String	getTablesDir(AccumuloConfiguration conf)
static String	getWalDirectory(AccumuloConfiguration conf)

Methods inherited from class java.lang.Object

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

Field Detail

UTF8

public static final Charset UTF8

VERSION

public static final String VERSION

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Constant Field Values

WIRE_VERSION

public static final Integer WIRE_VERSION

DATA_VERSION

public static final int DATA_VERSION

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Constant Field Values

PREV_DATA_VERSION

public static final int PREV_DATA_VERSION

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Constant Field Values

ZROOT

public static final String ZROOT

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Constant Field Values

ZINSTANCES

public static final String ZINSTANCES

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Constant Field Values

ZTABLES

public static final String ZTABLES

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Constant Field Values

ZTABLES_INITIAL_ID

public static final byte[] ZTABLES_INITIAL_ID

ZTABLE_NAME

public static final String ZTABLE_NAME

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Constant Field Values

ZTABLE_CONF

public static final String ZTABLE_CONF

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Constant Field Values

ZTABLE_STATE

public static final String ZTABLE_STATE

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Constant Field Values

ZTABLE_FLUSH_ID

public static final String ZTABLE_FLUSH_ID

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Constant Field Values

ZTABLE_COMPACT_ID

public static final String ZTABLE_COMPACT_ID

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Constant Field Values

ZTABLE_COMPACT_CANCEL_ID

public static final String ZTABLE_COMPACT_CANCEL_ID

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Constant Field Values

ZROOT_TABLET

public static final String ZROOT_TABLET

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Constant Field Values

ZROOT_TABLET_LOCATION

public static final String ZROOT_TABLET_LOCATION

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Constant Field Values

ZROOT_TABLET_FUTURE_LOCATION

public static final String ZROOT_TABLET_FUTURE_LOCATION

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Constant Field Values

ZROOT_TABLET_LAST_LOCATION

public static final String ZROOT_TABLET_LAST_LOCATION

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Constant Field Values

ZROOT_TABLET_WALOGS

public static final String ZROOT_TABLET_WALOGS

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Constant Field Values

ZMASTERS

public static final String ZMASTERS

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Constant Field Values

ZMASTER_LOCK

public static final String ZMASTER_LOCK

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Constant Field Values

ZMASTER_GOAL_STATE

public static final String ZMASTER_GOAL_STATE

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Constant Field Values

ZGC

public static final String ZGC

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Constant Field Values

ZGC_LOCK

public static final String ZGC_LOCK

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Constant Field Values

ZMONITOR

public static final String ZMONITOR

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Constant Field Values

ZMONITOR_LOCK

public static final String ZMONITOR_LOCK

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Constant Field Values

ZMONITOR_HTTP_ADDR

public static final String ZMONITOR_HTTP_ADDR

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Constant Field Values

ZMONITOR_LOG4J_ADDR

public static final String ZMONITOR_LOG4J_ADDR

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Constant Field Values

ZCONFIG

public static final String ZCONFIG

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Constant Field Values

ZTSERVERS

public static final String ZTSERVERS

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Constant Field Values

ZDEAD

public static final String ZDEAD

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Constant Field Values

ZDEADTSERVERS

public static final String ZDEADTSERVERS

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Constant Field Values

ZTRACERS

public static final String ZTRACERS

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Constant Field Values

ZPROBLEMS

public static final String ZPROBLEMS

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Constant Field Values

ZUSERS

public static final String ZUSERS

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Constant Field Values

BULK_ARBITRATOR_TYPE

public static final String BULK_ARBITRATOR_TYPE

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Constant Field Values

ZFATE

public static final String ZFATE

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Constant Field Values

ZNEXT_FILE

public static final String ZNEXT_FILE

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Constant Field Values

ZBULK_FAILED_COPYQ

public static final String ZBULK_FAILED_COPYQ

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ZHDFS_RESERVATIONS

public static final String ZHDFS_RESERVATIONS

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Constant Field Values

ZRECOVERY

public static final String ZRECOVERY

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Constant Field Values

METADATA_TABLE_ID

public static final String METADATA_TABLE_ID

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Constant Field Values

METADATA_TABLE_NAME

public static final String METADATA_TABLE_NAME

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Constant Field Values

DEFAULT_TABLET_LOCATION

public static final String DEFAULT_TABLET_LOCATION

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Constant Field Values

TABLE_TABLET_LOCATION

public static final String TABLE_TABLET_LOCATION

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Constant Field Values

ZTABLE_LOCKS

public static final String ZTABLE_LOCKS

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Constant Field Values

METADATA_RESERVED_KEYSPACE_START_KEY

public static final Key METADATA_RESERVED_KEYSPACE_START_KEY

METADATA_RESERVED_KEYSPACE_STOP_KEY

public static final Key METADATA_RESERVED_KEYSPACE_STOP_KEY

METADATA_RESERVED_KEYSPACE

public static final Range METADATA_RESERVED_KEYSPACE

METADATA_DELETE_FLAG_PREFIX

public static final String METADATA_DELETE_FLAG_PREFIX

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Constant Field Values

METADATA_DELETE_FLAG_FOR_METADATA_PREFIX

public static final String METADATA_DELETE_FLAG_FOR_METADATA_PREFIX

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Constant Field Values

METADATA_DELETES_KEYSPACE

public static final Range METADATA_DELETES_KEYSPACE

METADATA_DELETES_FOR_METADATA_KEYSPACE

public static final Range METADATA_DELETES_FOR_METADATA_KEYSPACE

METADATA_BLIP_FLAG_PREFIX

public static final String METADATA_BLIP_FLAG_PREFIX

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Constant Field Values

METADATA_BLIP_KEYSPACE

public static final Range METADATA_BLIP_KEYSPACE

METADATA_SERVER_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_SERVER_COLUMN_FAMILY

METADATA_TABLET_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_TABLET_COLUMN_FAMILY

METADATA_CURRENT_LOCATION_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_CURRENT_LOCATION_COLUMN_FAMILY

METADATA_FUTURE_LOCATION_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_FUTURE_LOCATION_COLUMN_FAMILY

METADATA_LAST_LOCATION_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_LAST_LOCATION_COLUMN_FAMILY

METADATA_BULKFILE_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_BULKFILE_COLUMN_FAMILY

METADATA_CLONED_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_CLONED_COLUMN_FAMILY

METADATA_PREV_ROW_COLUMN

public static final ColumnFQ METADATA_PREV_ROW_COLUMN

METADATA_OLD_PREV_ROW_COLUMN

public static final ColumnFQ METADATA_OLD_PREV_ROW_COLUMN

METADATA_DIRECTORY_COLUMN

public static final ColumnFQ METADATA_DIRECTORY_COLUMN

METADATA_TIME_COLUMN

public static final ColumnFQ METADATA_TIME_COLUMN

METADATA_FLUSH_COLUMN

public static final ColumnFQ METADATA_FLUSH_COLUMN

METADATA_COMPACT_COLUMN

public static final ColumnFQ METADATA_COMPACT_COLUMN

METADATA_SPLIT_RATIO_COLUMN

public static final ColumnFQ METADATA_SPLIT_RATIO_COLUMN

METADATA_LOCK_COLUMN

public static final ColumnFQ METADATA_LOCK_COLUMN

METADATA_DATAFILE_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_DATAFILE_COLUMN_FAMILY

METADATA_SCANFILE_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_SCANFILE_COLUMN_FAMILY

METADATA_LOG_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_LOG_COLUMN_FAMILY

METADATA_CHOPPED_COLUMN_FAMILY

public static final org.apache.hadoop.io.Text METADATA_CHOPPED_COLUMN_FAMILY

METADATA_CHOPPED_COLUMN

public static final ColumnFQ METADATA_CHOPPED_COLUMN

NON_ROOT_METADATA_KEYSPACE

public static final Range NON_ROOT_METADATA_KEYSPACE

METADATA_KEYSPACE

public static final Range METADATA_KEYSPACE

ROOT_TABLET_EXTENT

public static final KeyExtent ROOT_TABLET_EXTENT

METADATA_ROOT_TABLET_KEYSPACE

public static final Range METADATA_ROOT_TABLET_KEYSPACE

VALUE_ENCODING

public static final String VALUE_ENCODING

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Constant Field Values

BULK_PREFIX

public static final String BULK_PREFIX

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Constant Field Values

OLD_BULK_PREFIX

public static final String OLD_BULK_PREFIX

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Constant Field Values

SCAN_BATCH_SIZE

public static final int SCAN_BATCH_SIZE

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Constant Field Values

MIN_MASTER_LOOP_TIME

public static final long MIN_MASTER_LOOP_TIME

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Constant Field Values

MASTER_TABLETSERVER_CONNECTION_TIMEOUT

public static final int MASTER_TABLETSERVER_CONNECTION_TIMEOUT

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Constant Field Values

CLIENT_SLEEP_BEFORE_RECONNECT

public static final long CLIENT_SLEEP_BEFORE_RECONNECT

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Constant Field Values

PW_HASH_ALGORITHM

public static final String PW_HASH_ALGORITHM

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Constant Field Values

NO_AUTHS

public static final Authorizations NO_AUTHS

DEFAULT_MINOR_COMPACTION_MAX_SLEEP_TIME

public static final int DEFAULT_MINOR_COMPACTION_MAX_SLEEP_TIME

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Constant Field Values

MAX_DATA_TO_PRINT

public static final int MAX_DATA_TO_PRINT

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Constant Field Values

CLIENT_RETRIES

public static final int CLIENT_RETRIES

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Constant Field Values

TSERV_MINC_MAXCONCURRENT_NUMWAITING_MULTIPLIER

public static final int TSERV_MINC_MAXCONCURRENT_NUMWAITING_MULTIPLIER

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Constant Field Values

CORE_PACKAGE_NAME

public static final String CORE_PACKAGE_NAME

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Constant Field Values

OLD_PACKAGE_NAME

public static final String OLD_PACKAGE_NAME

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Constant Field Values

VALID_TABLE_NAME_REGEX

public static final String VALID_TABLE_NAME_REGEX

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Constant Field Values

MAPFILE_EXTENSION

public static final String MAPFILE_EXTENSION

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Constant Field Values

GENERATED_TABLET_DIRECTORY_PREFIX

public static final String GENERATED_TABLET_DIRECTORY_PREFIX

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Constant Field Values

EXPORT_METADATA_FILE

public static final String EXPORT_METADATA_FILE

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Constant Field Values

EXPORT_TABLE_CONFIG_FILE

public static final String EXPORT_TABLE_CONFIG_FILE

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Constant Field Values

EXPORT_FILE

public static final String EXPORT_FILE

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Constant Field Values

EXPORT_INFO_FILE

public static final String EXPORT_INFO_FILE

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Constant Field Values

Constructor Detail

Constants

public Constants()

Method Detail

getBaseDir

public static String getBaseDir(AccumuloConfiguration conf)

getTablesDir

public static String getTablesDir(AccumuloConfiguration conf)

getRecoveryDir

public static String getRecoveryDir(AccumuloConfiguration conf)

getDataVersionLocation

public static org.apache.hadoop.fs.Path getDataVersionLocation(AccumuloConfiguration conf)

getMetadataTableDir

public static String getMetadataTableDir(AccumuloConfiguration conf)

getRootTabletDir

public static String getRootTabletDir(AccumuloConfiguration conf)

getWalDirectory

public static String getWalDirectory(AccumuloConfiguration conf)

Parameters:

conf -

Returns:

The write-ahead log directory.