java stream filter

1List<String> result = lines.stream()               
2                .filter(line -> "theLineIWant".equals(line))
3                .collect(Collectors.toList());

1NowJava8.java
2package com.ricky.java8;
3
4import java.util.Arrays;
5import java.util.List;
6import java.util.stream.Collectors;
7
8public class NowJava8 {
9
10    public static void main(String[] args) {
11
12        List<String> lines = Arrays.asList("spring", "node", "ricky");
13
14        List<String> result = lines.stream()                // convert list to stream
15                .filter(line -> !"ricky".equals(line))     // we dont like ricky
16                .collect(Collectors.toList());              // collect the output and convert streams to a List
17
18        result.forEach(System.out::println);                //output : spring, node
19
20    }
21
22}12345678910111213141516171819202122

1items.stream()
2	.filter(s->s.contains("B"))
3	.forEach(System.out::println);

1public class StreamBuilders 
2{
3     public static void main(String[] args)
4     {
5         Stream<Integer> stream = Stream.of( new Integer[]{1,2,3,4,5,6,7,8,9} );
6         stream.forEach(p -> System.out.println(p));
7     }
8}
9