/// <summary>
/// Add first stage to this pipeline
/// </summary>
/// <typeparam name="TSource">Input type</typeparam>
/// <typeparam name="TResult">Result type</typeparam>
/// <param name="source">Source collection</param>
/// <param name="workers">Number of Workers</param>
/// <param name="queueSize">Size of result buffer</param>
/// <param name="filter"></param>
/// <param name="onFinish"></param>
/// <param name="onInterval"></param>
/// <param name="onBegin"></param>
/// <returns></returns>
public PipeLineSelectStage <TSource, TResult> Init <TSource, TResult>(
IEnumerable <TSource> source,
int workers,
int queueSize,
Func <TSource, TResult> filter,
OnBeginEventHandler onBegin = null,
OnFinishEventHandler onFinish = null,
OnIntervalEventHandler onInterval = null
)
{
if (workers <= 0)
{
throw new PipeLineException("Workers must be more than 1");
}
if (queueSize <= 0)
{
throw new PipeLineException("QueueSize must be more than 1");
}
var s = new BlockingCollection <TSource>();
foreach (var item in source)
{
s.Add(item, token);
}
s.CompleteAdding();
var rt = new PipeLineSelectStage <TSource, TResult>(s, workers, queueSize, filter, onBegin, onFinish,
onInterval);
// first stage
stages.Add(rt);
return(rt);
}
public PipeLineStageBase <TResult, TNextResult> Then <TNextResult>(
int workers,
int queueSize,
Func <TResult, TNextResult> filter,
OnBeginEventHandler onBegin = null,
OnFinishEventHandler onFinish = null,
OnIntervalEventHandler onInterval = null
)
{
var rt = new PipeLineSelectStage <TResult, TNextResult>(Results, workers, queueSize, filter, onBegin, onFinish, onInterval);
Next = rt;
return(rt);
}
