io.micronaut.core.util

Class SupplierUtil

java.lang.Object

io.micronaut.core.util.SupplierUtil

public class SupplierUtil
extends Object

Helper methods for dealing with Supplier.

Since:

1.0

Author:

James Kleeh

Constructor Summary

Constructors

Constructor and Description
SupplierUtil()

Method Summary

Modifier and Type	Method and Description
static <T> Supplier<T>	memoized(Supplier<T> actual) Caches the result of supplier in a thread safe manner.
static <T> Supplier<T>	memoizedNonEmpty(Supplier<T> actual) Caches the result of supplier in a thread safe manner.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SupplierUtil

public SupplierUtil()

Method Detail

memoized

public static <T> Supplier<T> memoized(Supplier<T> actual)

Caches the result of supplier in a thread safe manner.

Type Parameters:

T - The type of result

Parameters:

actual - The supplier providing the result

Returns:

A new supplier that will cache the result

memoizedNonEmpty

public static <T> Supplier<T> memoizedNonEmpty(Supplier<T> actual)

Caches the result of supplier in a thread safe manner. The result is only cached if it is non null or non empty if an optional.

Type Parameters:

T - The type of result

Parameters:

actual - The supplier providing the result

Returns:

A new supplier that will cache the result