com.hazelcast.internal.eviction.impl.comparator

Class LFUEvictionPolicyComparator

java.lang.Object

com.hazelcast.internal.eviction.EvictionPolicyComparator

com.hazelcast.internal.eviction.impl.comparator.LFUEvictionPolicyComparator

All Implemented Interfaces:

Serializable, Comparator

public class LFUEvictionPolicyComparator
extends EvictionPolicyComparator

EvictionPolicy.LFU policy based EvictionPolicyComparator.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.hazelcast.internal.eviction.EvictionPolicyComparator

BOTH_OF_ENTRIES_HAVE_SAME_PRIORITY_TO_BE_EVICTED, FIRST_ENTRY_HAS_HIGHER_PRIORITY_TO_BE_EVICTED, SECOND_ENTRY_HAS_HIGHER_PRIORITY_TO_BE_EVICTED

Constructor Summary

Constructors

Constructor and Description
LFUEvictionPolicyComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(EvictableEntryView e1, EvictableEntryView e2) Compares the given EvictableEntryView instances and returns the result.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

LFUEvictionPolicyComparator

public LFUEvictionPolicyComparator()

Method Detail

compare

public int compare(EvictableEntryView e1,
                   EvictableEntryView e2)

Description copied from class: EvictionPolicyComparator

Compares the given EvictableEntryView instances and returns the result. The result should be one of the

• #FIRST_ENTRY_HAS_HIGHER_PRIORITY_TO_BE_EVICTED
• #SECOND_ENTRY_HAS_HIGHER_PRIORITY_TO_BE_EVICTED
• #BOTH_OF_ENTRIES_HAVE_SAME_PRIORITY_TO_BE_EVICTED

Specified by:

compare in class EvictionPolicyComparator

Parameters:

e1 - the first EvictableEntryView instance to be compared

e2 - the second EvictableEntryView instance to be compared

Returns:

the result of comparison