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test.txt
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60 lines (44 loc) · 1.94 KB
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package cgg.infinitestreams;
import java.util.Arrays;
import java.util.List;
import java.util.Random;
import java.util.stream.Collectors;
import java.util.stream.DoubleStream;
import java.util.stream.IntStream;
import java.util.stream.Stream;
public class InfiniteStreamExample {
public static void main(String[] args) {
Stream<Integer> iterate = Stream.iterate(0,i->i+2 );
List<Integer> collect = iterate.limit(10).collect(Collectors.toList());
collect.forEach(System.out::println);
System.out.println("---------------------------");
Stream<String> empty = Stream.<String>empty();
System.out.println("----------------------------");
List<String> asList = Arrays.asList("a","b","c");
Stream<String> stream = asList.stream();
System.out.println("-----------------------------");
String [] arr={"a","b","c"};
Stream<String> stream2 = Arrays.stream(arr);
Stream<String> stream3 = Arrays.stream(arr,1,3);
stream3.forEach(System.out::println);
System.out.println("---------------------------------------");
Stream<String> build = Stream.<String>builder().add("AA").add("DD").add("FF").build();
build.forEach(System.out::println);
System.out.println("----------------------------------------");
Stream<String> limit = Stream.generate(()->"Hello").limit(10);
limit.forEach(System.out::println);
System.out.println("------------------------------------------");
IntStream range = IntStream.range(1, 6);
range.forEach(System.out::println);
System.out.println("--------------------------------------");
IntStream rangeClosed = IntStream.rangeClosed(1, 6);
rangeClosed.forEach(System.out::println);
System.out.println("--------------------------------");
Random random = new Random();
DoubleStream doubles = random.doubles(5);
doubles.forEach(System.out::println);
System.out.println("----------------------------------");
IntStream chars = "abcd".chars();
chars.forEach(System.out::println);
}
}