What is the best way to filter a Java Collection?

What is the best way to filter a Java Collection?

Hi,

I have a collection of Person class with following main field:

int id; String personName; int personAge;

and other details.

I want to filter the data and get data of all the persons having personAge >14.

How achieve this? What is the best way to filter a Java Collection?

Thanks

View Answers

April 13, 2017 at 9:31 AM

Hi,

In Java 8 you can use following code:

List<Person> filteredPersons = persons.stream()
    .filter(p -> p.getPersonAge() > 14).collect(Collectors.toList());

Above code is using Java 8.

Thanks


April 13, 2017 at 9:32 AM

Hi,

We have huge collection of Java util package examples check all at Java Util Examples.

Thanks

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