Java 8 Distinct by property

Question

In Java 8 how can I filter a collection using the Stream API by checking the distinctness of a property of each object?

For example I have a list of

Answer 1

Similar approach which Saeed Zarinfam used but more Java 8 style:)

persons.collect(Collectors.groupingBy(p -> p.getName())).values().stream()
 .map(plans -> plans.stream().findFirst().get())
 .collect(toList());