org.nuxeo.ecm.core.cache

Interface Cache

All Known Implementing Classes:

AbstractCache, CacheAttributesChecker, InMemoryCacheImpl, RedisCache

public interface Cache

The nuxeo cache interface that define generic methods to use cache technologies

Since:

6.0

Method Summary

Methods

Modifier and Type	Method and Description
Serializable	get(String key) Get method to retrieve value from cache Must not raise exception if the key is null, but return null
String	getName() Get cache name as specified in the descriptor
boolean	hasEntry(String key) Check if a given key is present inside the cache.
void	invalidate(String key) Invalidate the given key
void	invalidateAll() Invalidate all key-value stored in the cache
void	put(String key, Serializable value) Put method to store a Serializable value

Method Detail

getName

String getName()

Get cache name as specified in the descriptor

Returns:

the cache name

Since:

6.0

get

Serializable get(String key)
                 throws IOException

Get method to retrieve value from cache Must not raise exception if the key is null, but return null

Parameters:

key - the string key

Returns:

the Serializable value, return null if the key does not exist or if the key is null

Throws:

IOException

Since:

6.0

invalidate

void invalidate(String key)
                throws IOException

Invalidate the given key

Parameters:

key, - the key to remove from the cache, if null will do nothing

Throws:

IOException

Since:

6.0

invalidateAll

void invalidateAll()
                   throws IOException

Invalidate all key-value stored in the cache

Throws:

IOException

Since:

6.0

put

void put(String key,
       Serializable value)
         throws IOException

Put method to store a Serializable value

Parameters:

key - the string key, if null, the value will not be stored

value - the value to store, if null, the value will not be stored

Throws:

IOException

Since:

6.0

hasEntry

boolean hasEntry(String key)
                 throws IOException

Check if a given key is present inside the cache. Compared to the get() method, this method must not update internal cache state and change TTL

Parameters:

key - the string key

Returns:

true if a corresponding entry exists, false otherwise

Throws:

IOException

Since:

7.2