alluxio.worker.block

Enum BlockLockType

java.lang.Object

java.lang.Enum<BlockLockType>

alluxio.worker.block.BlockLockType

All Implemented Interfaces:

Serializable, Comparable<BlockLockType>

@ThreadSafe
public enum BlockLockType
extends Enum<BlockLockType>

A read-write lock to guard one block. There should be only one lock per block.

Enum Constant Summary

Enum Constants

Enum Constant and Description
READ
WRITE

Method Summary

Modifier and Type	Method and Description
int	getValue()
static BlockLockType	valueOf(String name) Returns the enum constant of this type with the specified name.
static BlockLockType[]	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 BlockLockType READ

WRITE

public static final BlockLockType WRITE

Method Detail

values

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

Returns:

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

valueOf

public static BlockLockType 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

getValue

public int getValue()

Returns:

the value