org.springframework.cache.interceptor

Interface KeyGenerator

All Known Implementing Classes:

SimpleKeyGenerator

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 KeyGenerator

Cache key generator. Used for creating a key based on the given method (used as context) and its parameters.

Since:

3.1

Author:

Costin Leau, Chris Beams, Phillip Webb

Method Summary

Modifier and Type	Method and Description
java.lang.Object	generate(java.lang.Object target, java.lang.reflect.Method method, java.lang.Object... params) Generate a key for the given method and its parameters.

Method Detail

generate

java.lang.Object generate(java.lang.Object target,
                          java.lang.reflect.Method method,
                          java.lang.Object... params)

Generate a key for the given method and its parameters.

Parameters:

target - the target instance

method - the method being called

params - the method parameters (with any var-args expanded)

Returns:

a generated key