Package codechicken.lib.util

Class LambdaUtils

java.lang.Object

codechicken.lib.util.LambdaUtils

public class LambdaUtils
extends Object

Basically a bunch of lambda helpers.

Created by covers1624 on 1/06/2017.

Constructor Summary

Constructors

Constructor	Description
LambdaUtils()

Method Summary

Modifier and Type	Method	Description
static <E> void	checkArgument(E argument, String log, Predicate<E> predicate)	Provides a predicate callback for checking a condition.
static <E> void	forEach(E[] elements, Consumer<E> consumer)	For Each Array lambda support.
static <T> boolean	forEach(Iterable<T> iterable, Predicate<T> predicate)	Tests if a predicate holds for all elements of the iterable.
static <T> T	tryOrNull(Supplier<T> supplier)	Attempts to run the supplier, returns null on an exception.
static void	tryQuietly(net.covers1624.quack.util.SneakyUtils.ThrowingRunnable<Throwable> runnable)	Try's the operation quietly, disposing of any exception thrown.

Methods inherited from class java.lang.Object

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

Constructor Details

LambdaUtils

public LambdaUtils()

Method Details

forEach

public static <T> boolean forEach(Iterable<T> iterable,
 Predicate<T> predicate)

Tests if a predicate holds for all elements of the iterable.

Type Parameters:

T - What we are dealing with.

Parameters:

iterable - The iterable to test.

predicate - The predicate.

Returns:

True if the predicate holds for all elements in the iterable.

forEach

public static <E> void forEach(E[] elements,
 Consumer<E> consumer)

For Each Array lambda support. Because reasons.

Type Parameters:

E - The thing!

Parameters:

elements - What to loop.

consumer - Lambda.

checkArgument

public static <E> void checkArgument(E argument,
 String log,
 Predicate<E> predicate)

Provides a predicate callback for checking a condition.

Type Parameters:

E - The thing.

Parameters:

argument - The thing we are checking.

log - What the reason for the predicate failing is.

predicate - The predicate callback.

tryQuietly

public static void tryQuietly(net.covers1624.quack.util.SneakyUtils.ThrowingRunnable<Throwable> runnable)

Try's the operation quietly, disposing of any exception thrown. Useful for things where you literally don't care what the result is.

Parameters:

runnable - The thing to run.

tryOrNull

public static <T> T tryOrNull(Supplier<T> supplier)

Attempts to run the supplier, returns null on an exception.

Type Parameters:

T - The Generic type.

Parameters:

supplier - The supplier to run.

Returns:

The thing from the supplier.