Package org.apache.camel.component.caffeine.resume

Class CaffeineCache<K>

java.lang.Object

org.apache.camel.component.caffeine.resume.CaffeineCache<K>

Type Parameters:

K - The type of the key to cache

All Implemented Interfaces:

org.apache.camel.resume.cache.ResumeCache<K>

public class CaffeineCache<K>
extends Object
implements org.apache.camel.resume.cache.ResumeCache<K>

This is a simple cache implementation that uses Caffeine to store the resume offsets

Constructor Summary

Constructors

Constructor	Description
CaffeineCache(long cacheSize)	Builds a new cache with the given cache size
CaffeineCache(com.github.benmanes.caffeine.cache.Cache<K,Object> cache, long cacheSize)	Builds a new instance of this object

Method Summary

Modifier and Type	Method	Description
void	add(K key, Object offsetValue)
long	capacity()
Object	computeIfAbsent(K key, Function<? super K,? super Object> mapping)
Object	computeIfPresent(K key, BiFunction<? super K,? super Object,? super Object> remapping)
boolean	contains(K key, Object entry)
void	forEach(BiFunction<? super K,? super Object,Boolean> action)
Object	get(K key)
<T> T	get(K key, Class<T> clazz)
boolean	isFull()

Methods inherited from class java.lang.Object

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

Constructor Detail

CaffeineCache

public CaffeineCache(long cacheSize)

Builds a new cache with the given cache size

Parameters:

cacheSize - the cache size

CaffeineCache

public CaffeineCache(com.github.benmanes.caffeine.cache.Cache<K,Object> cache,
                     long cacheSize)

Builds a new instance of this object

Parameters:

cache - an instance of a pre-constructed cache object

cacheSize - the size of the pre-constructed cache object

Method Detail

contains

public boolean contains(K key,
                        Object entry)

Specified by:

contains in interface org.apache.camel.resume.cache.ResumeCache<K>

add

public void add(K key,
                Object offsetValue)

Specified by:

add in interface org.apache.camel.resume.cache.ResumeCache<K>

get

public Object get(K key)

Specified by:

get in interface org.apache.camel.resume.cache.ResumeCache<K>

get

public <T> T get(K key,
                 Class<T> clazz)

Specified by:

get in interface org.apache.camel.resume.cache.ResumeCache<K>

computeIfAbsent

public Object computeIfAbsent(K key,
                              Function<? super K,? super Object> mapping)

Specified by:

computeIfAbsent in interface org.apache.camel.resume.cache.ResumeCache<K>

computeIfPresent

public Object computeIfPresent(K key,
                               BiFunction<? super K,? super Object,? super Object> remapping)

Specified by:

computeIfPresent in interface org.apache.camel.resume.cache.ResumeCache<K>

isFull

public boolean isFull()

Specified by:

isFull in interface org.apache.camel.resume.cache.ResumeCache<K>

capacity

public long capacity()

Specified by:

capacity in interface org.apache.camel.resume.cache.ResumeCache<K>

forEach

public void forEach(BiFunction<? super K,? super Object,Boolean> action)

Specified by:

forEach in interface org.apache.camel.resume.cache.ResumeCache<K>