​​Stream.filter(x -> x!=null)​​

public class Java8Examples {

    public static void main(String[] args) {

        Stream<String> language = Stream.of("java", "python", "node", null, "ruby", null, "php");

        //List<String> result = language.collect(Collectors.toList());

        List<String> result = language.filter(x -> x!=null).collect(Collectors.toList());

        result.forEach(System.out::println);


    }
}