我想在完成同时运行的多个工作时运行下一个工作
本文关键字:工作 运行 下一个 | 更新日期: 2023-09-27 18:36:12
我想在完成同时运行的多个工作时运行下一个工作
我不能指望完成工作的顺序。
WorkA, WorkB, WorkC is running at the same time at different threads
当每项工作完成时运行code Manager.SetWorkState(Manager.WorkState)
Ex : WorkA is done
Manager.SetWorkState(Manager.WorkState) Manager.SetWorkState(Manager.WorkState.WorkAIsDone);
class Manager
{
public enum WorkState
{
WorkAIsDone = 0x1,
WorkBIsDone = 0x2,
WorkCIsDone = 0x4,
}
WorkState state;
public void SetWorkState(WorkState newState)
{
state = state | newState;
if (state == (WorkState.WorkAIsDone | WorkState.WorkBIsDone | WorkState.WorkCIsDone))
{
Run_NextWork();
}
}
public void Run_NextWork() { ... }
}
对于这种情况,有更有效的解决方案吗?
对于这种情况,您的解决方案是什么?
有
一个简单的解决方案,使用任务 Parellel 库。以下是一些pseudocode
但我希望你明白这个想法
class Manager
{
List<Task> _tasks;
public Manager()
{
_tasks = new List<Task>();
//assuming your 3 tasks are already started from somewhere, run fourth task
StartNewTask(Run_NextWork);
}
public void StartNewTask(Action action)
{
//WaitAll waits for all tasks in array to complete before continuing
Task.WaitAll(_tasks.ToArray());
var newTask = Task.Run(action);
}
public void Run_NextWork()
{
}
}