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 Summary

    Modifier and Type Method Description
    int weigh​(K key, V value)
    Returns the weight of a cache entry.
  • Method Details

    • 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