()
| 3 | import "sync" |
| 4 | |
| 5 | func ExampleNewLock() { |
| 6 | var l = NewLock() |
| 7 | var wg sync.WaitGroup |
| 8 | var counter int |
| 9 | for i := 0; i < 10; i++ { |
| 10 | wg.Add(1) |
| 11 | go func() { |
| 12 | defer wg.Done() |
| 13 | if l.Lock() == false { |
| 14 | // log error |
| 15 | println("lock failed") |
| 16 | return |
| 17 | } |
| 18 | counter++ |
| 19 | println("current counter", counter) |
| 20 | l.Unlock() |
| 21 | }() |
| 22 | } |
| 23 | wg.Wait() |
| 24 | } |