public CancellationTokenSource Execute(ICanExecute value)
{
CleanupCompletedTasks();
CancellationTokenSource cancelSource;
Task task;
if (!value.IsMultiInstance)
{
lock (singleInstanceTasks)
{
if (singleInstanceTasks.ContainsKey(value))
{
// Already running
Console.WriteLine("Single instance already running, skipping");
return null;
}
cancelSource = Execute(cancelToken =>
{
value.Execute(cancelToken);
RemoveExecutingTask(value);
}, value.Name, out task);
singleInstanceTasks.Add(value, task);
}
}
else
{
cancelSource = Execute(cancelToken =>
{
value.Execute(cancelToken);
RemoveExecutingTask(value);
}, value.Name, out task);
}
lock (executingTasks)
{
executingTasks.Add(new ExecuteInstance
{
CancelSource = cancelSource,
Instance = value,
Task = task
});
}
return cancelSource;
}
