public Output Process(Input input)
{
if (Choice(input))
{
if (Step != null)
{
return(Step.Process(input));
}
}
return(input);
}
public static Output OptionStep <Input, Output>(this Input input, IPipeLineStep <Input, Output> step, Func <Input, bool> choice)
where Input : Output
{
System.Diagnostics.Trace.WriteLine("{0} Processing.", step.GetType().Name);
return(choice(input) ? step.Process(input) : input);
}
/// <summary>
/// 定义泛型扩展方法
/// </summary>
/// <typeparam name="Input"></typeparam>
/// <typeparam name="Output"></typeparam>
/// <param name="input"></param>
/// <param name="step"></param>
/// <returns></returns>
public static Output Step <Input, Output>(this Input input, IPipeLineStep <Input, Output> step)
{
System.Diagnostics.Trace.WriteLine("{0} Processing.", step.GetType().Name);
return(step.Process(input));
}
public Output Process(Input input)
{
return(Choice(input) ? Step.Process(input) : input);
}