/// <summary>
/// 执行对具体设备的数据更新
/// </summary>
/// <param name="machine">设备的实例</param>
/// <returns></returns>
protected override async Task RunTask(IMachineProperty <string> machine)
{
try
{
var ans = await GetValue(machine);
ReturnValues?.Invoke(new TaskReturnDef
{
MachineId = machine.Id,
ReturnValues = ans
});
}
catch (Exception e)
{
if (!machine.IsConnected)
{
MoveMachineToUnlinked(machine.Id);
}
ReturnValues?.Invoke(new TaskReturnDef
{
MachineId = machine.Id,
ReturnValues = null
});
}
}
/// <summary>
/// 执行对具体设备的数据更新
/// </summary>
/// <param name="machine">设备的实例</param>
/// <returns></returns>
private async Task RunTask(BaseMachine machine)
{
try
{
//调试代码，调试时取消下面一下代码的注释，会同步调用获取数据。
//var ans = machine.GetDatas();
//设置Cancellation Token
CancellationTokenSource cts = new CancellationTokenSource();
//超时后取消任务
cts.CancelAfter(TimeSpan.FromSeconds(_getCycle));
//读取数据
var ans = await machine.GetDatasAsync(GetDataType).WithCancellation(cts.Token);
if (!machine.IsConnected)
{
MoveMachineToUnlinked(machine.Id);
}
else
{
MoveMachineToLinked(machine.Id);
}
ReturnValues?.Invoke(new TaskReturnDef()
{
MachineId = machine.Id,
ReturnValues = ans
});
}
catch (Exception e)
{
if (!machine.IsConnected)
{
MoveMachineToUnlinked(machine.Id);
}
ReturnValues?.Invoke(new TaskReturnDef()
{
MachineId = machine.Id,
ReturnValues = null
});
}
}