stream distinct by property

Youssef Talha answered on April 26, 2022 Popularity 8/10 Helpfulness 7/10

answer stream distinct by property

stream distinct by property

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public static <T> Predicate<T> distinctByKey(Function<? super T, ?> keyExtractor) {
    Set<Object> seen = ConcurrentHashMap.newKeySet();
    return t -> seen.add(keyExtractor.apply(t));
}

public void distunctPersons () {
	persons.stream().filter(distinctByKey(Person::getName))
}

Popularity 8/10 Helpfulness 7/10 Language java

Source: stackoverflow.com

Tags: distinct java stream

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Contributed on Apr 26 2022

Youssef Talha

0 Answers Avg Quality 2/10

stream distinct by property

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