Package org.kie.efesto.common.api.utils

Class CollectionUtils

java.lang.Object

org.kie.efesto.common.api.utils.CollectionUtils

public class CollectionUtils
extends Object

Method Summary

Modifier and Type	Method	Description
static <T,X extends RuntimeException> Optional<T>	findAtMostOne(Iterable<T> collection, Predicate<T> filter, BiFunction<T,T,X> multipleValuesExceptionSupplier)
static <T,X extends RuntimeException> T	findExactlyOne(Iterable<T> collection, Predicate<T> filter, BiFunction<T,T,X> multipleValuesExceptionSupplier, Supplier<X> missingValueExceptionSupplier)

Methods inherited from class java.lang.Object

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

Method Detail

findAtMostOne

public static <T,X extends RuntimeException> Optional<T> findAtMostOne(Iterable<T> collection,
                                                                             Predicate<T> filter,
                                                                             BiFunction<T,T,X> multipleValuesExceptionSupplier)

findExactlyOne

public static <T,X extends RuntimeException> T findExactlyOne(Iterable<T> collection,
                                                                    Predicate<T> filter,
                                                                    BiFunction<T,T,X> multipleValuesExceptionSupplier,
                                                                    Supplier<X> missingValueExceptionSupplier)