BAEL-2977 - skip vs limit in streams

This commit is contained in:
Marcos Lopez Gonzalez 2019-06-19 13:40:25 +02:00
parent 130d0878e7
commit 17191d02b2
1 changed files with 46 additions and 0 deletions

View File

@ -0,0 +1,46 @@
package com.baeldung.stream;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class SkipLimitComparison {
public static void main(String[] args) {
skipExample();
limitExample();
limitInfiniteStreamExample();
getEvenNumbers(10, 10).stream()
.forEach(System.out::println);
}
public static void skipExample() {
Stream.of(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
.filter(i -> i % 2 == 0)
.skip(2)
.forEach(i -> System.out.print(i + " "));
}
public static void limitExample() {
Stream.of(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
.filter(i -> i % 2 == 0)
.limit(2)
.forEach(i -> System.out.print(i + " "));
}
public static void limitInfiniteStreamExample() {
Stream.iterate(0, i -> i + 1)
.filter(i -> i % 2 == 0)
.limit(10)
.forEach(System.out::println);
}
private static List<Integer> getEvenNumbers(int offset, int limit) {
return Stream.iterate(0, i -> i + 1)
.filter(i -> i % 2 == 0)
.skip(offset)
.limit(limit)
.collect(Collectors.toList());
}
}