ch.bind.philib.cache
Class StagedCache<K,V>

java.lang.Object
  ch.bind.philib.cache.StagedCache<K,V>

All Implemented Interfaces:

Cache<K,V>

public final class StagedCache<K,V>
extends Object
implements Cache<K,V>

Field Summary

static int	DEFAULT_CACHE_CAPACITY The default capacity of an object cache.
static int	DEFAULT_OLD_GEN_AFTER_HITS
static double	DEFAULT_OLD_GEN_RATIO The default capacity of an object cache.
static int	MIN_CACHE_CAPACITY The minimum capacity of a staged cache.

Constructor Summary

StagedCache()

StagedCache(int capacity)

StagedCache(int capacity, Cloner<V> valueCloner)

StagedCache(int capacity, Cloner<V> valueCloner, double oldGenRatio, int oldGenAfterHits)

Method Summary

void	add(K key, V value) Add a key-value-pair to the cache.
int	capacity()
void	clear() Remove all elements from the cache.
V	get(K key) Query a value from the cache by its key.
void	remove(K key) Remove a key-value-pair from the cache.

Methods inherited from class java.lang.Object

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

Field Detail

MIN_CACHE_CAPACITY

public static final int MIN_CACHE_CAPACITY

The minimum capacity of a staged cache.

See Also:

Constant Field Values

DEFAULT_CACHE_CAPACITY

public static final int DEFAULT_CACHE_CAPACITY

The default capacity of an object cache.

See Also:

Constant Field Values

DEFAULT_OLD_GEN_RATIO

public static final double DEFAULT_OLD_GEN_RATIO

The default capacity of an object cache.

See Also:

Constant Field Values

DEFAULT_OLD_GEN_AFTER_HITS

public static final int DEFAULT_OLD_GEN_AFTER_HITS

See Also:

Constant Field Values

Constructor Detail

StagedCache

public StagedCache()

StagedCache

public StagedCache(int capacity)

StagedCache

public StagedCache(int capacity,
                   Cloner<V> valueCloner)

StagedCache

public StagedCache(int capacity,
                   Cloner<V> valueCloner,
                   double oldGenRatio,
                   int oldGenAfterHits)

Method Detail

add

public void add(K key,
                V value)

Description copied from interface: Cache

Add a key-value-pair to the cache.

Specified by:

add in interface Cache<K,V>

get

public V get(K key)

Description copied from interface: Cache

Query a value from the cache by its key.

Specified by:

get in interface Cache<K,V>

Returns:

null if no value for the given key was found. Otherwise the value for this key.

remove

public void remove(K key)

Description copied from interface: Cache

Remove a key-value-pair from the cache.

Specified by:

remove in interface Cache<K,V>

capacity

public int capacity()

Specified by:

capacity in interface Cache<K,V>

Returns:

the capacity of this cache.

clear

public void clear()

Description copied from interface: Cache

Remove all elements from the cache.

Specified by:

clear in interface Cache<K,V>