| 54 | } |
| 55 | |
| 56 | func (executor *SimpleTaskExecutor) Schedule(task Task, delay time.Duration) (ScheduledTask, error) { |
| 57 | if task == nil { |
| 58 | return nil, errors.New("task cannot be nil") |
| 59 | } |
| 60 | |
| 61 | executor.executorMu.Lock() |
| 62 | |
| 63 | if executor.isShutdown { |
| 64 | executor.executorMu.Unlock() |
| 65 | return nil, errors.New("no new task won't be accepted because executor is already shut down") |
| 66 | } |
| 67 | |
| 68 | executor.nextSequence++ |
| 69 | scheduledTask, err := CreateScheduledRunnableTask(executor.nextSequence, task, executor.calculateTriggerTime(delay), 0, false) |
| 70 | executor.executorMu.Unlock() |
| 71 | |
| 72 | if err != nil { |
| 73 | return nil, err |
| 74 | } |
| 75 | |
| 76 | executor.addNewTask(scheduledTask) |
| 77 | |
| 78 | return scheduledTask, nil |
| 79 | } |
| 80 | |
| 81 | func (executor *SimpleTaskExecutor) ScheduleWithFixedDelay(task Task, initialDelay time.Duration, delay time.Duration) (ScheduledTask, error) { |
| 82 | if task == nil { |