Interface ConcurrentReferenceHashMap.Reference<K,V>

Type Parameters:

K - the key type

V - the value type

Enclosing class:

ConcurrentReferenceHashMap<K,V>

protected static interface ConcurrentReferenceHashMap.Reference<K,V>

A reference to an ConcurrentReferenceHashMap.Entry contained in the map. Implementations are usually wrappers around specific Java reference implementations (for example, SoftReference).

Since:

3.2

Author:

Phillip Webb, Juergen Hoeller, Brian Clozel

Method Summary

Modifier and Type	Method	Description
@Nullable ConcurrentReferenceHashMap.Entry<K,V>	get()	Return the referenced entry, or null if the entry is no longer available.
int	getHash()	Return the hash for the reference.
@Nullable ConcurrentReferenceHashMap.Reference<K,V>	getNext()	Return the next reference in the chain, or null if none.
void	release()	Release this entry and ensure that it will be returned from ReferenceManager#pollForPurge().

Method Details

get

@Nullable ConcurrentReferenceHashMap.Entry<K,V> get()

Return the referenced entry, or null if the entry is no longer available.

getHash

int getHash()

Return the hash for the reference.

getNext

@Nullable ConcurrentReferenceHashMap.Reference<K,V> getNext()

Return the next reference in the chain, or null if none.

release

void release()

Release this entry and ensure that it will be returned from ReferenceManager#pollForPurge().