/// <summary>
/// 移除任务结果值
/// </summary>
/// <param name="taskName"></param>
/// <param name="result"></param>
/// <returns></returns>
public static bool TryRemoveValue(string taskName, out ConcurrentResult result)
{
if (!ConcurrentResults.TryRemove(taskName, out result))
{
return(false);
}
result.StopExpiryTimer();
return(true);
}
/// <summary>
/// 并发处理任务（不阻塞请求线程）
/// </summary>
/// <param name="taskName">任务名称</param>
/// <param name="tasks">并发任务集合</param>
/// <param name="concurrentOptions">并发项</param>
/// <returns></returns>
public static async Task ProcessingAsync(string taskName,
List <Func <Task> > tasks,
ConcurrentOptions concurrentOptions = default)
{
if (string.IsNullOrEmpty(taskName))
{
throw new ArgumentNullException(nameof(taskName));
}
tasks ??= new List <Func <Task> >();
tasks = tasks.Where(taskFunc => taskFunc != null).ToList();
if (tasks.Count <= 0)
{
return;
}
await Task.Yield();
concurrentOptions ??= new ConcurrentOptions();
var concurrentResultNew = new ConcurrentResult(taskName, tasks.Count, concurrentOptions.LifeTime);
TryRemoveValue(taskName, out _);
TryAddValue(taskName, concurrentResultNew);
var semaphoreSlim = new SemaphoreSlim(concurrentOptions.MaxConcurrentCount);
var taskList = new List <Task>();
foreach (var taskItem in tasks)
{
await semaphoreSlim.WaitAsync(concurrentOptions.SecondsTimeout * 1000);
var task = taskItem()
.ContinueWith(t =>
{
semaphoreSlim.Release();
});
taskList.Add(task);
concurrentResultNew.ExecuteTaskList = taskList;
}
await Task.WhenAll(taskList);
concurrentResultNew.Completed = true;
concurrentResultNew.StartExpiryTimer(ExpiryTimer_Tick);
}
/// <summary>
/// 添加任务结果值
/// </summary>
/// <param name="taskName"></param>
/// <param name="result"></param>
/// <returns></returns>
internal static bool TryAddValue(string taskName, ConcurrentResult result)
{
return(ConcurrentResults.TryAdd(taskName, result));
}
/// <summary>
/// 获取任务结果值
/// </summary>
/// <param name="taskName"></param>
/// <param name="result"></param>
/// <returns></returns>
public static bool TryGetValue(string taskName, out ConcurrentResult result)
{
return(ConcurrentResults.TryGetValue(taskName, out result));
}
