net.bolbat.kit.cache

Interface Cache<K,V>

Type Parameters:

K - key type

V - value type

All Known Implementing Classes:

GuavaCache

public interface Cache<K,V>

In-memory Cache.

Author:

ivanbatura

Method Summary

Modifier and Type	Method and Description
void	cleanUp() Cleanup cache.
Collection<V>	get(Iterable<? extends K> keys) Get values by keys.
V	get(K key) Get value by key from cache.
Collection<V>	getAll() Get all values from cache.
Map<K,V>	getAllAsMap() Get all values from cache as Map.
void	invalidate(Iterable<? extends K> keys) Invalidate values by keys.
void	invalidate(K key) Invalidate element in cache by key.
void	invalidateAll() Invalidate all values in cache.
boolean	isEmpty() Is empty.
void	put(K key, V value) Put value by key to cache.
void	put(Map<K,V> elements) Put elements to cache.
long	size() Get cache size.

Method Detail

get

V get(K key)

Get value by key from cache.

Parameters:

key - key

Returns:

value

put

void put(K key,
         V value)

Put value by key to cache.

Parameters:

key - key

value - value

invalidate

void invalidate(K key)

Invalidate element in cache by key.

Parameters:

key - key

get

Collection<V> get(Iterable<? extends K> keys)

Get values by keys.

Parameters:

keys - Iterable

Returns:

List with values

getAll

Collection<V> getAll()

Get all values from cache.

Returns:

List with values

getAllAsMap

Map<K,V> getAllAsMap()

Get all values from cache as Map.

Returns:

Map with key/value

put

void put(Map<K,V> elements)

Put elements to cache.

Parameters:

elements - Map with key/value to cache

invalidate

void invalidate(Iterable<? extends K> keys)

Invalidate values by keys.

Parameters:

keys - Iterable

invalidateAll

void invalidateAll()

Invalidate all values in cache.

size

long size()

Get cache size.

Returns:

size

cleanUp

void cleanUp()

Cleanup cache.

isEmpty

boolean isEmpty()

Is empty.

Returns:

true if empty, otherwise false