io.lettuce.core.support.caching

Interface RedisCache<K,V>

Type Parameters:

K - Key type.

V - Value type.

public interface RedisCache<K,V>

Interface defining common Redis Cache operations.

Since:

6.0

Author:

Mark Paluch

Method Summary

Modifier and Type	Method and Description
void	addInvalidationListener(Consumer<? super K> listener) Register a invalidation listener that is notified if a key in this Redis cache expires or gets modified.
void	close() Closes this Redis cache and releases any connections associated with it.
V	get(K key) Retrieve a value from Redis for the given cache key.
void	put(K key, V value) Associate the specified value with the specified key in this Redis cache.

Method Detail

get

V get(K key)

Retrieve a value from Redis for the given cache key.

Parameters:

key - the key whose associated value is to be returned.

Returns:

the value to which this Redis cache value maps the specified key (which may be null itself), or also null if the Redis cache contains no mapping for this key.

put

void put(K key,
         V value)

Associate the specified value with the specified key in this Redis cache.

Parameters:

key - the key with which the specified value is to be associated.

value - the value to be associated with the specified key.

addInvalidationListener

void addInvalidationListener(Consumer<? super K> listener)

Register a invalidation listener that is notified if a key in this Redis cache expires or gets modified.

Parameters:

listener - the listener to notify.

close

void close()

Closes this Redis cache and releases any connections associated with it. If the cache is already closed then invoking this method has no effect.