org.apache.accumulo.server

Class ServerConstants

java.lang.Object

org.apache.accumulo.server.ServerConstants

public class ServerConstants
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	DATA_VERSION current version (6) reflects the addition of a separate root table (ACCUMULO-1481) in version 1.6.0
static String	FILE_ARCHIVE_DIR
static String	INSTANCE_ID_DIR
static int	PREV_DATA_VERSION
static String	RECOVERY_DIR
static String	TABLE_DIR
static int	TWO_DATA_VERSIONS_AGO
static String	VERSION_DIR
static String	WAL_DIR
static String	WALOG_ARCHIVE_DIR
static Integer	WIRE_VERSION current version (3) reflects additional namespace operations (ACCUMULO-802) in version 1.6.0 (versions should never be negative)

Constructor Summary

Constructors

Constructor and Description
ServerConstants()

Method Summary

Methods

Modifier and Type	Method and Description
static String[]	checkBaseUris(String[] configuredBaseDirs, boolean ignore)
static String[]	getBaseUris()
static org.apache.hadoop.fs.Path	getDataVersionLocation(Volume v)
static String[]	getFileArchives()
static org.apache.hadoop.fs.Path	getInstanceIdLocation(Volume v)
static String[]	getRecoveryDirs()
static String[]	getTablesDirs()
static List<Pair<org.apache.hadoop.fs.Path,org.apache.hadoop.fs.Path>>	getVolumeReplacements()
static String[]	getWalDirs()
static String[]	getWalogArchives()

Methods inherited from class java.lang.Object

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

Field Detail

VERSION_DIR

public static final String VERSION_DIR

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Constant Field Values

INSTANCE_ID_DIR

public static final String INSTANCE_ID_DIR

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Constant Field Values

WIRE_VERSION

public static final Integer WIRE_VERSION

current version (3) reflects additional namespace operations (ACCUMULO-802) in version 1.6.0
(versions should never be negative)

DATA_VERSION

public static final int DATA_VERSION

current version (6) reflects the addition of a separate root table (ACCUMULO-1481) in version 1.6.0

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Constant Field Values

PREV_DATA_VERSION

public static final int PREV_DATA_VERSION

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Constant Field Values

TWO_DATA_VERSIONS_AGO

public static final int TWO_DATA_VERSIONS_AGO

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Constant Field Values

TABLE_DIR

public static final String TABLE_DIR

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Constant Field Values

RECOVERY_DIR

public static final String RECOVERY_DIR

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Constant Field Values

WAL_DIR

public static final String WAL_DIR

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Constant Field Values

WALOG_ARCHIVE_DIR

public static final String WALOG_ARCHIVE_DIR

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Constant Field Values

FILE_ARCHIVE_DIR

public static final String FILE_ARCHIVE_DIR

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Constant Field Values

Constructor Detail

ServerConstants

public ServerConstants()

Method Detail

getBaseUris

public static String[] getBaseUris()

checkBaseUris

public static String[] checkBaseUris(String[] configuredBaseDirs,
                     boolean ignore)

getTablesDirs

public static String[] getTablesDirs()

getRecoveryDirs

public static String[] getRecoveryDirs()

getWalDirs

public static String[] getWalDirs()

getWalogArchives

public static String[] getWalogArchives()

getFileArchives

public static String[] getFileArchives()

getInstanceIdLocation

public static org.apache.hadoop.fs.Path getInstanceIdLocation(Volume v)

getDataVersionLocation

public static org.apache.hadoop.fs.Path getDataVersionLocation(Volume v)

getVolumeReplacements

public static List<Pair<org.apache.hadoop.fs.Path,org.apache.hadoop.fs.Path>> getVolumeReplacements()