org.apache.hadoop.hdfs.server.common
Enum HdfsConstants.StartupOption
java.lang.Object
java.lang.Enum<HdfsConstants.StartupOption>
org.apache.hadoop.hdfs.server.common.HdfsConstants.StartupOption
- All Implemented Interfaces:
- Serializable, Comparable<HdfsConstants.StartupOption>
- Enclosing interface:
- HdfsConstants
public static enum HdfsConstants.StartupOption
- extends Enum<HdfsConstants.StartupOption>
Startup options
FORMAT
public static final HdfsConstants.StartupOption FORMAT
REGULAR
public static final HdfsConstants.StartupOption REGULAR
BACKUP
public static final HdfsConstants.StartupOption BACKUP
CHECKPOINT
public static final HdfsConstants.StartupOption CHECKPOINT
UPGRADE
public static final HdfsConstants.StartupOption UPGRADE
ROLLBACK
public static final HdfsConstants.StartupOption ROLLBACK
FINALIZE
public static final HdfsConstants.StartupOption FINALIZE
IMPORT
public static final HdfsConstants.StartupOption IMPORT
values
public static HdfsConstants.StartupOption[] values()
- Returns an array containing the constants of this enum type, in
the order they are declared. This method may be used to iterate
over the constants as follows:
for (HdfsConstants.StartupOption c : HdfsConstants.StartupOption.values())
System.out.println(c);
- Returns:
- an array containing the constants of this enum type, in
the order they are declared
valueOf
public static HdfsConstants.StartupOption valueOf(String name)
- Returns the enum constant of this type with the specified name.
The string must match exactly an identifier used to declare an
enum constant in this type. (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 type has no constant
with the specified name
NullPointerException
- if the argument is null
getName
public String getName()
toNodeRole
public HdfsConstants.NamenodeRole toNodeRole()
Copyright © 2009 The Apache Software Foundation