alluxio.master.file.meta

Enum InodeTree.LockMode

java.lang.Object

java.lang.Enum<InodeTree.LockMode>

alluxio.master.file.meta.InodeTree.LockMode

All Implemented Interfaces:

Serializable, Comparable<InodeTree.LockMode>

Enclosing class:

InodeTree

public static enum InodeTree.LockMode
extends Enum<InodeTree.LockMode>

The type of lock to lock inode paths with.

Enum Constant Summary

Enum Constants

Enum Constant and Description
READ Read lock the entire path.
WRITE Read lock the entire path, but write lock the target inode.
WRITE_PARENT Read lock the entire path, but write lock the target inode and the parent of the target.

Method Summary

Modifier and Type	Method and Description
static InodeTree.LockMode	valueOf(String name) Returns the enum constant of this type with the specified name.
static InodeTree.LockMode[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

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

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

READ

public static final InodeTree.LockMode READ

Read lock the entire path.

WRITE

public static final InodeTree.LockMode WRITE

Read lock the entire path, but write lock the target inode.

WRITE_PARENT

public static final InodeTree.LockMode WRITE_PARENT

Read lock the entire path, but write lock the target inode and the parent of the target.

Method Detail

values

public static InodeTree.LockMode[] 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 (InodeTree.LockMode c : InodeTree.LockMode.values())
    System.out.println(c);

Returns:

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

valueOf

public static InodeTree.LockMode 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