weka.knowledgeflow

Class DelayedCallbackNotifierDelegate

java.lang.Object

weka.knowledgeflow.DelayedCallbackNotifierDelegate

All Implemented Interfaces:

CallbackNotifierDelegate

public class DelayedCallbackNotifierDelegate
extends java.lang.Object
implements CallbackNotifierDelegate

Implementation of a CallbackNotifierDelegate that stores the ExecutionResult and only notifies the callback when the notifyNow() method is called.

Field Summary

Fields

Modifier and Type	Field and Description
protected StepTaskCallback	m_callback The callback to notify
protected ExecutionResult	m_result The result produced
protected StepTask	m_taskExecuted The task executed

Constructor Summary

Constructors

Constructor and Description
DelayedCallbackNotifierDelegate()

Method Summary

Modifier and Type	Method and Description
void	notifyCallback(StepTaskCallback callback, StepTask taskExecuted, ExecutionResult result) Notify the callback.
void	notifyNow() Do the notification now

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

m_callback

protected StepTaskCallback m_callback

The callback to notify

m_taskExecuted

protected StepTask m_taskExecuted

The task executed

m_result

protected ExecutionResult m_result

The result produced

Constructor Detail

DelayedCallbackNotifierDelegate

public DelayedCallbackNotifierDelegate()

Method Detail

notifyCallback

public void notifyCallback(StepTaskCallback callback,
                           StepTask taskExecuted,
                           ExecutionResult result)
                    throws java.lang.Exception

Notify the callback. This implementation stores the result, and only notifies the callback when the notifyNow() method is called.

Specified by:

notifyCallback in interface CallbackNotifierDelegate

Parameters:

callback - the callback to notify

taskExecuted - the StepTask that was executed

result - the ExecutionResult that was produced

Throws:

java.lang.Exception - if a problem occurs

notifyNow

public void notifyNow()
               throws java.lang.Exception

Do the notification now

Throws:

java.lang.Exception - if a problem occurs