()
| 18 | } |
| 19 | |
| 20 | public static UUID randomUUID() { |
| 21 | byte[] array = new byte[16]; |
| 22 | |
| 23 | new Random().nextBytes(array); |
| 24 | |
| 25 | array[6] &= 0x0f; |
| 26 | array[6] |= 0x40; |
| 27 | array[8] &= 0x3f; |
| 28 | array[8] |= 0x80; |
| 29 | |
| 30 | return new UUID(array); |
| 31 | } |
| 32 | |
| 33 | public String toString() { |
| 34 | StringBuilder sb = new StringBuilder(); |