Package org.apache.pulsar.reactive.client.producercache

Class CaffeineProducerCacheProvider

java.lang.Object

org.apache.pulsar.reactive.client.producercache.CaffeineProducerCacheProvider

All Implemented Interfaces:

AutoCloseable, org.apache.pulsar.reactive.client.adapter.ProducerCacheProvider

public class CaffeineProducerCacheProvider
extends Object
implements org.apache.pulsar.reactive.client.adapter.ProducerCacheProvider

Producer cache provider that uses a Caffeine AsyncCache to cache entries.

Constructor Summary

Constructors

Constructor	Description
CaffeineProducerCacheProvider()	Constructor for CaffeineProducerCacheProvider with default values.
CaffeineProducerCacheProvider(com.github.benmanes.caffeine.cache.Caffeine<Object,Object> caffeineBuilder)	Constructor for CaffeineProducerCacheProvider building the cache from a Caffeine cache builder.
CaffeineProducerCacheProvider(com.github.benmanes.caffeine.cache.CaffeineSpec caffeineSpec)	Constructor for CaffeineProducerCacheProvider building the cache from a CaffeineSpec.

Method Summary

Modifier and Type	Method	Description
void	close()
<K, V> CompletableFuture<V>	getOrCreateCachedEntry(K key, Function<K,CompletableFuture<V>> createEntryFunction)

Methods inherited from class java.lang.Object

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

Constructor Details

CaffeineProducerCacheProvider

public CaffeineProducerCacheProvider()

Constructor for CaffeineProducerCacheProvider with default values.

CaffeineProducerCacheProvider

public CaffeineProducerCacheProvider(com.github.benmanes.caffeine.cache.CaffeineSpec caffeineSpec)

Constructor for CaffeineProducerCacheProvider building the cache from a CaffeineSpec.

Parameters:

caffeineSpec - the Caffeine spec

CaffeineProducerCacheProvider

public CaffeineProducerCacheProvider(com.github.benmanes.caffeine.cache.Caffeine<Object,Object> caffeineBuilder)

Constructor for CaffeineProducerCacheProvider building the cache from a Caffeine cache builder.

Parameters:

caffeineBuilder - the Caffeine cache builder

Method Details

close

public void close()

Specified by:

close in interface AutoCloseable

getOrCreateCachedEntry

public <K,
V> CompletableFuture<V> getOrCreateCachedEntry(K key,
 Function<K,CompletableFuture<V>> createEntryFunction)

Specified by:

getOrCreateCachedEntry in interface org.apache.pulsar.reactive.client.adapter.ProducerCacheProvider