| 79 | } |
| 80 | |
| 81 | func (executor *SimpleTaskExecutor) ScheduleWithFixedDelay(task Task, initialDelay time.Duration, delay time.Duration) (ScheduledTask, error) { |
| 82 | if task == nil { |
| 83 | return nil, errors.New("task cannot be nil") |
| 84 | } |
| 85 | |
| 86 | executor.executorMu.Lock() |
| 87 | |
| 88 | if executor.isShutdown { |
| 89 | executor.executorMu.Unlock() |
| 90 | return nil, errors.New("no new task won't be accepted because executor is already shut down") |
| 91 | } |
| 92 | |
| 93 | executor.nextSequence++ |
| 94 | scheduledTask, err := CreateScheduledRunnableTask(executor.nextSequence, task, executor.calculateTriggerTime(initialDelay), delay, false) |
| 95 | executor.executorMu.Unlock() |
| 96 | |
| 97 | if err != nil { |
| 98 | return nil, err |
| 99 | } |
| 100 | |
| 101 | executor.addNewTask(scheduledTask) |
| 102 | |
| 103 | return scheduledTask, nil |
| 104 | } |
| 105 | |
| 106 | func (executor *SimpleTaskExecutor) ScheduleAtFixedRate(task Task, initialDelay time.Duration, period time.Duration) (ScheduledTask, error) { |
| 107 | if task == nil { |