Package org.apache.commons.collections4.map

Interface PassiveExpiringMap.ExpirationPolicy<K,​V>

  • Type Parameters:
    K - the key object type.
    V - the value object type
    All Superinterfaces:
    java.io.Serializable
    All Known Implementing Classes:
    PassiveExpiringMap.ConstantTimeToLiveExpirationPolicy
    Enclosing class:
    PassiveExpiringMap<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.
    @FunctionalInterface
public static interface PassiveExpiringMap.ExpirationPolicy<K,​V>
extends java.io.Serializable
    A policy to determine the expiration time for key-value entries.
    Since:
    4.0

    • Method Detail

      • expirationTime

        long expirationTime​(K key,
                    V value)
        Determine the expiration time for the given key-value entry.
        Parameters:
        key - the key for the entry.
        value - the value for the entry.
        Returns:
        the expiration time value measured in milliseconds. A negative return value indicates the entry never expires.