javax.cache

Interface Cache.Entry<K,V>

All Known Subinterfaces:

MutableEntry<K,V>

All Known Implementing Classes:

CacheEntryEvent

Enclosing interface:

Cache<K,V>

public static interface Cache.Entry<K,V>

A cache entry (key-value pair).

Method Summary

Methods

Modifier and Type	Method and Description
K	getKey() Returns the key corresponding to this entry.
V	getValue() Returns the value stored in the cache when this entry was created.
<T> T	unwrap(Class<T> clazz) Provides a standard way to access the underlying concrete cache entry implementation in order to provide access to further, proprietary features.

Method Detail

getKey

K getKey()

Returns the key corresponding to this entry.

Returns:

the key corresponding to this entry

getValue

V getValue()

Returns the value stored in the cache when this entry was created.

Returns:

the value corresponding to this entry

unwrap

<T> T unwrap(Class<T> clazz)

Provides a standard way to access the underlying concrete cache entry implementation in order to provide access to further, proprietary features.

If the provider's implementation does not support the specified class, the IllegalArgumentException is thrown.

Parameters:

clazz - the proprietary class or interface of the underlying concrete cache. It is this type which is returned.

Returns:

an instance of the underlying concrete cache

Throws:

IllegalArgumentException - if the caching provider doesn't support the specified class.