tachyon.worker.eviction

Enum EvictStrategyType

java.lang.Object

java.lang.Enum<EvictStrategyType>

tachyon.worker.eviction.EvictStrategyType

All Implemented Interfaces:

Serializable, Comparable<EvictStrategyType>

public enum EvictStrategyType
extends Enum<EvictStrategyType>

Different types of EvictionStrategy, currently LRU based strategies are implemented

Enum Constant Summary

Enum Constants

Enum Constant and Description
LRU Evict old blocks among several StorageDirs by LRU
PARTIAL_LRU Evict old blocks in certain StorageDir by LRU.

Method Summary

Methods

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

LRU

public static final EvictStrategyType LRU

Evict old blocks among several StorageDirs by LRU

PARTIAL_LRU

public static final EvictStrategyType PARTIAL_LRU

Evict old blocks in certain StorageDir by LRU.

Method Detail

values

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

Returns:

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

valueOf

public static EvictStrategyType 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