de.gerdiproject.harvest.config.events

Class ParameterChangedEvent

java.lang.Object

de.gerdiproject.harvest.config.events.ParameterChangedEvent

All Implemented Interfaces:

IEvent

public class ParameterChangedEvent
extends Object
implements IEvent

This event is dispatched when the value of a parameter has changed.

Author:

Robin Weiss

Constructor Summary

Constructors

Constructor and Description
ParameterChangedEvent(AbstractParameter<?> param, Object oldValue) Constructor that requires the signal payload.

Method Summary

Modifier and Type	Method and Description
Object	getOldValue() Retrieves the value of the parameter prior to its change.
AbstractParameter<?>	getParameter() Retrieves the parameter that has changed.

Methods inherited from class java.lang.Object

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

Constructor Detail

ParameterChangedEvent

public ParameterChangedEvent(AbstractParameter<?> param,
                             Object oldValue)

Constructor that requires the signal payload.

Parameters:

param - the parameter that has changed

oldValue - the previous value of the parameter

Method Detail

getParameter

public AbstractParameter<?> getParameter()

Retrieves the parameter that has changed.

Returns:

the parameter that has changed

getOldValue

public Object getOldValue()

Retrieves the value of the parameter prior to its change.

Returns:

the value of the parameter prior to its change