Package org.fcrepo.storage.ocfl.cache

Interface Cache<K,V>

Type Parameters:
K - type of cache key
V - type of cache value
All Known Implementing Classes:
CaffeineCache, NoOpCache
public interface Cache<K,V>
Cache interface
Author:
pwinckles

  • Method Summary

    Modifier and Type
    Method
    Description
    V
    get(K key, Function<K,V> loader)
    Retrieves a value from the cache.
    void
    invalidate(K key)
    Invalidates the key in the cache.
    void
    invalidateAll()
    Invalidate the entire cache.
    void
    invalidateAll(Iterable<K> keys)
    Invalidates the keys provided in the cache.
    void
    put(K key, V value)
    Inserts a value into the cache.

  • Method Details

    • get

      V get(K key, Function<K,V> loader)
      Retrieves a value from the cache. If it doesn't exist, the loader is called to load the object, which is then cached and returned.
      Parameters:
      key - to lookup in the cache
      loader - function to call to load the object if it's not found
      Returns:
      the object that maps to the key

    • put

      void put(K key, V value)
      Inserts a value into the cache.
      Parameters:
      key - key
      value - value

    • invalidate

      void invalidate(K key)
      Invalidates the key in the cache.
      Parameters:
      key - key

    • invalidateAll

      void invalidateAll(Iterable<K> keys)
      Invalidates the keys provided in the cache.
      Parameters:
      keys - the keys.

    • invalidateAll

      void invalidateAll()
      Invalidate the entire cache.