Package it.unimi.di.law.bubing.sieve

Interface AbstractSieve.UpdateStrategy<K,V>

All Known Implementing Classes:

AbstractSieve.DefaultUpdateStrategy

Enclosing class:

AbstractSieve<K,V>

public static interface AbstractSieve.UpdateStrategy<K,V>

An update strategy: it determines how a stored value should be updated in the presence of duplicate keys.

Method Summary

Modifier and Type	Method	Description
V	update(K key, V newValue, V oldValue)	Computes the new value to be put in the store when a duplicate key is found.

Method Detail

update

V update(K key,
         V newValue,
         V oldValue)

Computes the new value to be put in the store when a duplicate key is found.

Parameters:

key - the key that already appears in the store (to be more precise: its hash already appears in the store).

newValue - the new value associated with the key.

oldValue - the old value present in the store associated with the key.

Returns:

the new value to store with the key.