Package org.apache.hadoop.hdfs.server.common

Enum Class HdfsServerConstants.RollingUpgradeStartupOption

java.lang.Object

java.lang.Enum<HdfsServerConstants.RollingUpgradeStartupOption>

org.apache.hadoop.hdfs.server.common.HdfsServerConstants.RollingUpgradeStartupOption

All Implemented Interfaces:

Serializable, Comparable<HdfsServerConstants.RollingUpgradeStartupOption>, Constable

Enclosing interface:

org.apache.hadoop.hdfs.server.common.HdfsServerConstants

public static enum HdfsServerConstants.RollingUpgradeStartupOption
extends Enum<HdfsServerConstants.RollingUpgradeStartupOption>

Startup options for rolling upgrade.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
ROLLBACK
STARTED

Method Summary

Modifier and Type	Method	Description
static String	getAllOptionString()
String	getOptionString()
boolean	matches(HdfsServerConstants.StartupOption option)
static HdfsServerConstants.RollingUpgradeStartupOption	valueOf(String name)	Returns the enum constant of this class with the specified name.
static HdfsServerConstants.RollingUpgradeStartupOption[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

ROLLBACK

public static final HdfsServerConstants.RollingUpgradeStartupOption ROLLBACK

STARTED

public static final HdfsServerConstants.RollingUpgradeStartupOption STARTED

Method Details

values

public static HdfsServerConstants.RollingUpgradeStartupOption[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static HdfsServerConstants.RollingUpgradeStartupOption valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null

getOptionString

public String getOptionString()

matches

public boolean matches(HdfsServerConstants.StartupOption option)

getAllOptionString

public static String getAllOptionString()