org.apache.wicket.markup

Interface MarkupCache.ICache<K,V>

Type Parameters:

K - The key type

V - The value type

All Known Implementing Classes:

MarkupCache.DefaultCacheImplementation

Enclosing class:

MarkupCache

public static interface MarkupCache.ICache<K,V>

MarkupCache allows you to implement you own cache implementation. ICache is the interface the implementation must comply with.

Method Summary

Methods

Modifier and Type	Method and Description
void	clear() Clear the cache
boolean	containsKey(K key) Check if key is in the cache
V	get(K key) Get the cache element associated with the key
Collection<K>	getKeys() Get all the keys referencing cache entries
Collection<V>	getValues() Get all the values referencing cache entries
void	put(K key, V value) Put an entry into the cache
boolean	remove(K key) Remove an entry from the cache.
void	shutdown() Cleanup and shutdown
int	size() Get the number of cache entries

Method Detail

clear

void clear()

Clear the cache

remove

boolean remove(K key)

Remove an entry from the cache.

Parameters:

key -

Returns:

true, if found and removed

get

V get(K key)

Get the cache element associated with the key

Parameters:

key -

Returns:

cached object for key key or null if no matches

getKeys

Collection<K> getKeys()

Get all the keys referencing cache entries

Returns:

collection of cached keys

getValues

Collection<V> getValues()

Get all the values referencing cache entries

Returns:

collection of cached keys

containsKey

boolean containsKey(K key)

Check if key is in the cache

Parameters:

key -

Returns:

true if cache contains key key

size

int size()

Get the number of cache entries

Returns:

number of cache entries

put

void put(K key,
       V value)

Put an entry into the cache

Parameters:

key - The reference key to find the element. Must not be null.

value - The element to be cached. Must not be null.

shutdown

void shutdown()

Cleanup and shutdown