gw.util.concurrent

Class Cache<K,V>

java.lang.Object

gw.util.concurrent.Cache<K,V>

Direct Known Subclasses:

TypeSystemAwareCache

public class Cache<K,V>
extends Object

static var MY_CACHE = new Cache( 1000, \ foo -> getBar( foo ) )

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	Cache.MissHandler<L,W> Deprecated. use CacheLoader instead

Constructor Summary

Constructors

Constructor and Description
Cache(String name, int size, com.github.benmanes.caffeine.cache.CacheLoader<K,V> loader)

Method Summary

Modifier and Type	Method and Description
void	clear()
void	evict(K key) This will evict a specific key from the cache.
V	get(K key) This will get a specific entry calling the loader if no entry exists
String	getName()
com.github.benmanes.caffeine.cache.stats.CacheStats	getStats()
Cache<K,V>	logEveryNSeconds(int seconds, ILogger logger) Sets up a recurring task every n seconds to report on the status of this cache.
static <KK,VV> Cache<KK,VV>	make(String name, int size, com.github.benmanes.caffeine.cache.CacheLoader<KK,VV> loader)
void	put(K key, V value) This will put a specific entry in the cache
void	stopLogging()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Cache

public Cache(String name,
             int size,
             com.github.benmanes.caffeine.cache.CacheLoader<K,V> loader)

Method Detail

evict

public void evict(K key)

This will evict a specific key from the cache.

Parameters:

key - the key to evict

put

public void put(K key,
                V value)

This will put a specific entry in the cache

Parameters:

key - this is the key, must not be null

value - this is the value, null value is not entered into the map

get

public V get(K key)

This will get a specific entry calling the loader if no entry exists

Parameters:

key - the object to find

Returns:

the found object (may be null)

getStats

public com.github.benmanes.caffeine.cache.stats.CacheStats getStats()

getName

public String getName()

logEveryNSeconds

public Cache<K,V> logEveryNSeconds(int seconds,
                                   ILogger logger)

Sets up a recurring task every n seconds to report on the status of this cache. This can be useful if you are doing exploratory caching and wish to monitor the performance of this cache with minimal fuss.

Parameters:

seconds - how often to log the entry

logger - the logger to use

Returns:

this

stopLogging

public void stopLogging()

clear

public void clear()

toString

public String toString()

Overrides:

toString in class Object

make

public static <KK,VV> Cache<KK,VV> make(String name,
                                        int size,
                                        com.github.benmanes.caffeine.cache.CacheLoader<KK,VV> loader)