java random uuid

1import java.util.UUID;
2
3public class RandomStringUUID {
4    public static void main(String[] args) {
5        // Creating a random UUID (Universally unique identifier).
6        UUID uuid = UUID.randomUUID();
7        String randomUUIDString = uuid.toString();
8
9        System.out.println("Random UUID String = " + randomUUIDString);
10        System.out.println("UUID version       = " + uuid.version());
11        System.out.println("UUID variant       = " + uuid.variant());
12    }
13}
14

1String id = UUID.randomUUID().toString();