public async Task <bool> UndoLastAsync()
{
if (!this.IsInProgress)
{
throw new InvalidOperationException();
}
WorkLog currentItem = this._doneWorkLogs.Pop();
ProcessBase process = currentItem.GetProcess();
try
{
return(await process.CompensateAsync(currentItem, this));
}
catch (Exception e)
{
Console.WriteLine("Exception {0}", e.Message);
throw;
}
}