internal StageInput <R, T> NewUnconnectedInput <R, T>(Expression <Func <R, int> > partitioning)
where T : Time <T>
{
if (inputsSealed)
{
throw new Exception("Inputs for a stage may not be added after outputs");
}
var result = new StageInput <R, T>(this, partitioning);
return(result);
}
// creates a new receive port for the stage to read records from.
public StageInput <R, T> NewInput <R, T>(Stream <R, T> stream, Expression <Func <R, int> > partitioning)
where T : Time <T>
{
if (inputsSealed)
{
throw new Exception("Inputs for a stage may not be added after outputs");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
var result = new StageInput <R, T>(this, partitioning);
this.InternalGraphManager.Connect(stream.StageOutput, result, partitioning, Channel.Flags.None);
return(result);
}