Java 8 Streams Java Java API
Interface:
java.util.stream.LongStream
Method:
OptionalLong findAny()
Returns an OptionalLong describing an element of the stream, or an empty OptionalLong if the stream is empty. This is a terminal-short-circuiting operation.
Examples
package com.logicbig.example.longstream;
import java.util.stream.LongStream;
public class FindAnyExample {
public static void main(String... args) { LongStream longStream = LongStream.of(1, 2, 3, 2, 5, 4); long l = longStream.findAny() .orElse(-1); System.out.println(l); } }
Output1
Parallel stream: package com.logicbig.example.longstream;
import java.util.stream.LongStream;
public class FindAnyExample2 {
public static void main(String... args) { LongStream longStream = LongStream.of(1, 2, 3, 2, 5, 4); long l = longStream.parallel() .findAny() .orElse(-1); System.out.println(l); } }
Output2
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