Adding hour to LocalDateTime in Java

/**
 * @author lautturi.com 
 * Java example: add hours to LocalDateTime in Java
 */

import java.time.LocalDateTime;
import java.util.*;

public class Lautturi {
	public static void main(String[] args) {
		LocalDateTime now = LocalDateTime.now();
		LocalDateTime after = now.plusHours(2);
		System.out.println("The time after 2 hours:"+after);
	}
}