/// <summary>
/// Fired when a stage is processed or when a component
/// is going to be called
/// </summary>
/// <param name="sender">stage or component called</param>
/// <param name="args">stage message</param>
private void OnCallingStage(object sender, PCallEventArgs args)
{
PStage stage = sender as PStage;
if (stage != null)
{
var configure = _pipelineContext as IConfigurePipelineContext;
if (configure != null)
{
configure.SetCurrentStage(stage.Id);
}
}
}
//
// Protected Methods
//
/// <summary>
/// Finds a stage in the pipeline
/// </summary>
/// <param name="stage">Stage definition</param>
/// <returns>The stage, if found, or a new stage if necessary</returns>
protected PStage FindStage(PipelineStage stage)
{
PStage theStage = null;
foreach (PStage pstage in _pipeline.Stages)
{
if (pstage.Id == stage.ID)
{
theStage = pstage;
break;
}
}
if (theStage == null)
{
theStage = new PStage(stage.Name, stage.ExecuteMethod, stage.ID, _pipeline);
_pipeline.Stages.Add(theStage);
}
return(theStage);
}
/// <summary>
/// Adds a component to the specified stage
/// </summary>
/// <param name="component">Component to add to the stage</param>
/// <param name="stage">Stage to add it to</param>
public void AddComponent(IBaseComponent component, PipelineStage stage)
{
if (component == null)
{
throw new ArgumentNullException("component");
}
if (stage == null)
{
throw new ArgumentNullException("stage");
}
if (stage.IsReceiveStage != _isReceivePipeline)
{
throw new ArgumentException("Invalid Stage", "stage");
}
PStage theStage = FindStage(stage);
theStage.AddComponent(component);
}
