Package org.ametys.core.util

Class LambdaUtils

java.lang.Object

org.ametys.core.util.LambdaUtils

public final class LambdaUtils
extends Object

Helper for lambda expressions.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	LambdaUtils.BiPredicate<T,U>	Some useful biPredicates
static class	LambdaUtils.Collectors	Some useful collectors
static class	LambdaUtils.LambdaException	Runtime exception wrapping the exception thrown from the lambda
static interface	LambdaUtils.ThrowingConsumer<T>	Consumer allowed to throw checked Exception.
static interface	LambdaUtils.ThrowingConsumerExceptionAware<T,E extends Exception>	Consumer allowed to throw checked Exception.
static interface	LambdaUtils.ThrowingFunction<T,R>	Function allowed to throw checked Exception.
static interface	LambdaUtils.ThrowingPredicate<T>	Predicate allowed to throw checked Exception.

Method Summary

Modifier and Type	Method	Description
static <T, R> Function<T,R>	wrap(LambdaUtils.ThrowingFunction<T,R> function)	Wraps a Function by catching its Exception and rethrowing them as LambdaUtils.LambdaException.
static <T> Consumer<T>	wrapConsumer(LambdaUtils.ThrowingConsumer<T> consumer)	Wraps a Consumer by catching its Exception and rethrowing them as LambdaUtils.LambdaException.
static <T> Predicate<T>	wrapPredicate(LambdaUtils.ThrowingPredicate<T> predicate)	Wraps a Predicate by catching its Exception and rethrowing them as LambdaUtils.LambdaException.

Methods inherited from class java.lang.Object

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

Method Details

wrap

public static <T,
R> Function<T,R> wrap(LambdaUtils.ThrowingFunction<T,R> function)

Wraps a Function by catching its Exception and rethrowing them as LambdaUtils.LambdaException.

Type Parameters:

T - The type of input to the function

R - The type of result of the function

Parameters:

function - the Function to wrap.

Returns:

the wrapped Function.

wrapPredicate

public static <T> Predicate<T> wrapPredicate(LambdaUtils.ThrowingPredicate<T> predicate)

Wraps a Predicate by catching its Exception and rethrowing them as LambdaUtils.LambdaException.

Type Parameters:

T - the type of the input to the predicate

Parameters:

predicate - the Predicate to wrap.

Returns:

the wrapped Predicate.

wrapConsumer

public static <T> Consumer<T> wrapConsumer(LambdaUtils.ThrowingConsumer<T> consumer)

Wraps a Consumer by catching its Exception and rethrowing them as LambdaUtils.LambdaException.

Type Parameters:

T - The type of input to the operation

Parameters:

consumer - the Consumer to wrap.

Returns:

the wrapped Consumer.