1 package examples.experimental.example3.classes;
2
3 import java.io.IOException;
4
5 import java.util.Random;
6
7
8 public class PingService {
9 private Random random = new Random();
10
11
12 public void sendPing(Integer pingId) throws IOException {
13 try {
14 Thread.sleep(500 + random.nextInt(1000));
15 } catch (InterruptedException e) {
16 }
17
18 System.out.println("ping made #" + pingId);
19 }
20
21 }