Package weka.knowledgeflow

# Interface StepOutputListener

public interface StepOutputListener
Inteface to something that listens to the output from a `Step`

Version:
  $Revision: $
Author:
  Mark Hall (mhall{[at]}pentaho{[dot]}com)

- ## Method Summary

  Modifier and Type
  Method
  Description
  `boolean`
  `dataFromStep(Data data)`
  Process data produced by a knowledge flow step

- ## Method Details

  - ### dataFromStep

    boolean dataFromStep(Data data) throws WekaException
    Process data produced by a knowledge flow step
    Parameters:
      `data` - the payload to process
    Returns:
      true if processing was successful
    Throws:
      `WekaException` - in the case of a catastrophic failure of the StepOutputListener