Package com.google.common.cache

Interface Weigher<K,​V>

  • Functional Interface:
    This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
    @GwtCompatible
@FunctionalInterface
public interface Weigher<K,​V>
    Calculates the weights of cache entries.
    Since:
    11.0
    Author:
    Charles Fry

    • Method Detail

      • weigh

        int weigh​(K key,
          V value)
        Returns the weight of a cache entry. There is no unit for entry weights; rather they are simply relative to each other.
        Returns:
        the weight of the entry; must be non-negative