void IEventHandler <TransferInRequested> .Handle(TransferInRequested evnt)
{
//响应“转入的命令请求已发起”这个事件，发送“转入”命令
_commandService.Send(new TransferIn(evnt.ProcessId)
{
TransferInfo = evnt.TransferInfo
}, result =>
{
//这里是command的异步回调函数，如果有异常，则发送“处理转入失败”的命令
if (result.ErrorInfo != null)
{
_commandService.Send(new HandleFailedTransferIn(evnt.ProcessId)
{
TransferInfo = evnt.TransferInfo, ErrorInfo = result.ErrorInfo
});
}
});
}
void IEventHandler <TransferInRequested> .Handle(TransferInRequested evnt)
{
State = TransferProcessState.TransferInRequested;
}
