Package com.helix.core.cache

Class PromotionPolicy

java.lang.Object

com.helix.core.cache.PromotionPolicy

public class PromotionPolicy
extends Object

Evaluates access counters to determine whether a cache entry qualifies for tier promotion.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	L2_TO_L1_THRESHOLD
static final int	L3_TO_L2_THRESHOLD

Constructor Summary

Constructors

Constructor	Description
PromotionPolicy()

Method Summary

Modifier and Type	Method	Description
int	getAccesses()
int	incrementAndGetAccesses()
boolean	shouldPromoteToL1()
boolean	shouldPromoteToL2()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

L3_TO_L2_THRESHOLD

public static final int L3_TO_L2_THRESHOLD

See Also:

• Constant Field Values

L2_TO_L1_THRESHOLD

public static final int L2_TO_L1_THRESHOLD

See Also:

• Constant Field Values

Constructor Details

PromotionPolicy

public PromotionPolicy()

Method Details

incrementAndGetAccesses

public int incrementAndGetAccesses()

getAccesses

public int getAccesses()

shouldPromoteToL2

public boolean shouldPromoteToL2()

shouldPromoteToL1

public boolean shouldPromoteToL1()