org.infinispan.container.impl

Interface KeyValueMetadataSizeCalculator<K,V>

All Known Subinterfaces:

OffHeapEntryFactory

All Known Implementing Classes:

CacheEntrySizeCalculator, OffHeapEntryFactoryImpl

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface KeyValueMetadataSizeCalculator<K,V>

Size calculator that takes into account not only key and value but also metadata.

Since:

9.0

Author:

wburns

Method Summary

Modifier and Type	Method and Description
default long	calculateSize(K key, V value, Metadata metadata) Method used to calculate how much memory in size the key, value and metadata use.
long	calculateSize(K key, V value, Metadata metadata, PrivateMetadata internalMetadata) Method used to calculate how much memory in size the key, value and metadata use.

Method Detail

calculateSize

default long calculateSize(K key,
                           V value,
                           Metadata metadata)

Method used to calculate how much memory in size the key, value and metadata use.

Parameters:

key - The key for this entry to be used in size calculation

value - The value for this entry to be used in size calculation

metadata - The metadata for this entry to be used in size calculation

Returns:

The size approximately in memory the key, value and metadata use.

calculateSize

long calculateSize(K key,
                   V value,
                   Metadata metadata,
                   PrivateMetadata internalMetadata)

Method used to calculate how much memory in size the key, value and metadata use.

Parameters:

key - The key for this entry to be used in size calculation

value - The value for this entry to be used in size calculation

metadata - The metadata for this entry to be used in size calculation

internalMetadata - The internal metadata for this entry to be used in size calculation

Returns:

The size approximately in memory the key, value and metadata use.