/// <summary>
/// 変換を行います。
/// </summary>
/// <param name="parameter">変換パラメーター。</param>
public ConvertResultType Convert(IConvertParameter parameter)
{
var cea = new CancelEventArgs();
cea.Cancel = false;
Prepare?.Invoke(parameter, cea);
if (cea.Cancel)
{
var r = new ConvertResultType();
r = ConvertResultType.Cancelled;
var ccea = new ConvertCompleteEventArgs();
ccea.Result = ConvertResultType.Cancelled;
ConvertCompleted?.Invoke(parameter, ccea);
return(r);
}
try
{
return(onConvert(parameter));
}
catch (Exception e)
{
var result = new ConvertCompleteEventArgs();
result.Result = ConvertResultType.Failed;
result.Error = e;
ConvertCompleted?.Invoke(parameter, result);
return(result.Result);
}
}
/// <summary>
/// Производит единичную попытку выполнить действие работы,
/// выполняет подготовительный и непосредственный этапы работы
/// </summary>
/// <param name="input">Входные данные для подготовительного этапа</param>
/// <returns></returns>
internal virtual TOutput ExecuteInternal(TInput input)
{
Prepare?.Invoke(input);
Log.Warn(Description);
return(Process.Invoke());
}
/// <summary>
/// 変換を行います。
/// </summary>
/// <param name="parameter">変換パラメーター。</param>
/// <returns>ConvertResult のタスク。</returns>
public async Task <ConvertResultType> ConvertAsync(IConvertParameter parameter)
{
var e = new CancelEventArgs();
e.Cancel = false;
Prepare?.Invoke(parameter, e);
if (e.Cancel)
{
var r = new ConvertResultType();
r = ConvertResultType.Cancelled;
var cea = new ConvertCompleteEventArgs();
cea.Result = ConvertResultType.Cancelled;
ConvertCompleted?.Invoke(parameter, cea);
return(r);
}
var result = await onConvertTask(parameter);
return(result);
}
/// <summary>
/// 変換を行う。
/// </summary>
/// <param name="parameter">変換パラメーター。</param>
/// <param name="token">キャンセルトークン。</param>
/// <returns>変換結果。</returns>
private ConvertResultType Convert(T parameter, CancellationToken token)
{
Parameter = parameter;
var cea = new CancelEventArgs();
cea.Cancel = false;
Prepare?.Invoke(parameter, cea);
if (cea.Cancel)
{
var ccea = new ConvertCompleteEventArgs();
ccea.Result = ConvertResultType.Cancelled;
Completed?.Invoke(parameter, ccea);
return(ConvertResultType.Cancelled);
}
try
{
token.ThrowIfCancellationRequested();
var result = DoConvert(parameter, token);
Completed?.Invoke(parameter, result);
return(result.Result);
}
catch (OperationCanceledException ex)
{
var result = new ConvertCompleteEventArgs();
result.Result = ConvertResultType.Cancelled;
result.Error = ex;
Completed?.Invoke(parameter, result);
return(result.Result);
}
catch (Exception ex)
{
var result = new ConvertCompleteEventArgs();
result.Result = ConvertResultType.Failed;
result.Error = ex;
Completed?.Invoke(parameter, result);
return(result.Result);
}
}
public PREPARED Prepare(INPUT input)
{
return(prepare != null?prepare.Invoke(input) : default(PREPARED));
}
protected override void OnStart()
{
Prepare?.Invoke(this, EventArgs.Empty);
OnTimerStart();
}