sirius.kernel.cache

Class CacheEntry<K,V>

java.lang.Object

sirius.kernel.cache.CacheEntry<K,V>

Type Parameters:

K - the key type determining the type of the lookup values in the cache

V - the value type determining the type of values stored in the cache

public class CacheEntry<K,V>
extends Object

Represents an entry of a Cache

Such entries are created and managed by the cache implementation. However, via .Cache#getContents() can be used to access the entries of a cache. These entries provide detailed information for each item in the cache.

Field Summary

Fields

Modifier and Type	Field and Description
protected long	created
protected Counter	hits
protected K	key
protected long	maxAge
protected long	nextVerification
protected long	used
protected V	value

Method Summary

Modifier and Type	Method and Description
Date	getCreated() Returns the timestamp when this entry was created.
Counter	getHits() Returns the number of "hits" of this entries
K	getKey() Returns the key associated with this entry
Date	getTtl() Returns the expiry date of this entry
Date	getUsed() Returns the timestamp of the last access or use of this entry
V	getValue() Provides access to the internally stored value
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

hits

protected Counter hits

created

protected long created

used

protected long used

key

protected final K key

value

protected V value

maxAge

protected long maxAge

nextVerification

protected long nextVerification

Method Detail

getHits

public Counter getHits()

Returns the number of "hits" of this entries

Returns:

reports how many times this entry was retrieved from the cache

getCreated

public Date getCreated()

Returns the timestamp when this entry was created.

Returns:

the point in time, when this entry was created or put into the cache

getUsed

public Date getUsed()

Returns the timestamp of the last access or use of this entry

Returns:

the date when the entry was last used

getTtl

public Date getTtl()

Returns the expiry date of this entry

Returns:

the timestamp when this entry will expire and be evicted

getValue

@Nullable
public V getValue()

Provides access to the internally stored value

Returns:

the value which is cached

getKey

public K getKey()

Returns the key associated with this entry

Returns:

the key for which the contained value was cached

toString

public String toString()

Overrides:

toString in class Object