org.dvb.dsmcc

Class ObjectChangeEvent

java.lang.Object

java.util.EventObject

org.dvb.dsmcc.ObjectChangeEvent

All Implemented Interfaces:

Serializable

public class ObjectChangeEvent
extends EventObject

This class describes an object change event that is used to monitor the arrival of a new version of a DSMCCObject. For files carried in a DSMCC object carousel, when a change in a module is detected, this event shall be sent to all registered listeners for all objects carried in that module.

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
ObjectChangeEvent(DSMCCObject source, int aVersionNumber) Creates an ObjectChangeEvent indicating that a new version of the monitored DSMCC Object has been detected.

Method Summary

Methods

Modifier and Type	Method and Description
int	getNewVersionNumber() This method is used to get the new version number of the monitored DSMCCObject.
Object	getSource() Returns the DSMCCObject that has changed

Methods inherited from class java.util.EventObject

toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectChangeEvent

public ObjectChangeEvent(DSMCCObject source,
                 int aVersionNumber)

Creates an ObjectChangeEvent indicating that a new version of the monitored DSMCC Object has been detected. It is up to the application to reload the new version of the object.

Parameters:

source - the DSMCCObject whose version has changed

aVersionNumber - the new version number.

Method Detail

getNewVersionNumber

public int getNewVersionNumber()

This method is used to get the new version number of the monitored DSMCCObject. For files carried in a DSMCC object carousel, this method shall return the version number of the module carrying the file.

Returns:

the new version number.

getSource

public Object getSource()

Returns the DSMCCObject that has changed

Overrides:

getSource in class EventObject

Returns:

the DSMCCObject that has changed