org.dataloader

Interface CacheKey<K>

Type Parameters:

K - type parameter indicating the type of the input key

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 interface CacheKey<K>

Function that is invoked on input keys of type K to derive keys that are required by the CacheMap implementation.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	getKey(K input) Returns the cache key that is created from the provided input key.
default java.lang.Object	getKeyWithContext(K input, java.lang.Object context) Returns the cache key that is created from the provided input key and context.

Method Detail

getKey

java.lang.Object getKey(K input)

Returns the cache key that is created from the provided input key.

Parameters:

input - the input key

Returns:

the cache key

getKeyWithContext

default java.lang.Object getKeyWithContext(K input,
                                           java.lang.Object context)

Returns the cache key that is created from the provided input key and context.

Parameters:

input - the input key

context - the context

Returns:

the cache key