State returns current state of the service.
()
| 81 | |
| 82 | // State returns current state of the service. |
| 83 | State() State |
| 84 | |
| 85 | // AddListener adds listener to this service. Listener will be notified on subsequent state transitions |
| 86 | // of the service. Previous state transitions are not replayed, so it is suggested to add listeners before |
no outgoing calls