Observable

All Known Implementing Classes:

ChannelBase, FruitChannel, MeatChannel, OtherChannel, VegetableChannel
```
public interface Observable
```
Interface for channels to work with observers

- Method Summary
  
  Modifier and Type Method Description
  
  void attach(ChannelObserver channelObserver)
  
  void detach(ChannelObserver channelObserver)
  
  void notifyAllObservers()

Method Detail

attach

void attach(ChannelObserver channelObserver)

detach

void detach(ChannelObserver channelObserver)

notifyAllObservers
```
void notifyAllObservers()
```