Package waffle.util.cache

Class CaffeineCache<K,V>

java.lang.Object
waffle.util.cache.CaffeineCache<K,V>
Type Parameters:
K - the type of keys maintained by this cache
V - the type of mapped values
All Implemented Interfaces:
Cache<K,V>
public class CaffeineCache<K,V> extends Object implements Cache<K,V>
A Cache based on Cache.

  • Constructor Summary

    Constructors
    Constructor
    Description
    CaffeineCache(@org.checkerframework.checker.index.qual.NonNegative long timeout)
    Instantiate new caffeine cache with timeout.

  • Method Summary

    Modifier and Type
    Method
    Description
    V
    get(K key)
    Fetches the key from the cache.
    void
    put(K key, V value)
    Stores a binding for the key and the value in the cache.
    void
    remove(K key)
    Removes the binding for the key from the cache.
    int
    size()
    Returns the number of bindings in this cache.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • CaffeineCache

      public CaffeineCache(@org.checkerframework.checker.index.qual.NonNegative long timeout)
      Instantiate new caffeine cache with timeout.
      Parameters:
      timeout - Specified timeout in seconds for cache.

  • Method Details

    • get

      public V get(K key)
      Description copied from interface: Cache
      Fetches the key from the cache.
      Specified by:
      get in interface Cache<K,V>
      Parameters:
      key - the key
      Returns:
      the corresponding value
      See Also:

    • put

      public void put(K key, V value)
      Description copied from interface: Cache
      Stores a binding for the key and the value in the cache.
      Specified by:
      put in interface Cache<K,V>
      Parameters:
      key - the key
      value - the value
      See Also:

    • remove

      public void remove(K key)
      Description copied from interface: Cache
      Removes the binding for the key from the cache.
      Specified by:
      remove in interface Cache<K,V>
      Parameters:
      key - the key
      See Also:

    • size

      public int size()
      Description copied from interface: Cache
      Returns the number of bindings in this cache.
      Specified by:
      size in interface Cache<K,V>
      Returns:
      the size
      See Also: