de.nava.informa.core
Interface ChannelObservableIF

All Known Subinterfaces:

ChannelIF

All Known Implementing Classes:

Channel, Channel, Channel

public interface ChannelObservableIF

Classes implementing this interface may want to inform the subscribed observers that a specific channel event has happend (like for example a new item was found).

This interface is usually called Subject in the Observer pattern.

Author:

Niko Schmuck (niko@nava.de)

Method Summary

void	addObserver(ChannelObserverIF o) Adds an observer to the set of observers for this object.
void	removeObserver(ChannelObserverIF o) Removes an observer from the set of observers of this object.

Method Detail

addObserver

void addObserver(ChannelObserverIF o)

Adds an observer to the set of observers for this object.

removeObserver

void removeObserver(ChannelObserverIF o)

Removes an observer from the set of observers of this object.