InstructionListObserver

```
public interface InstructionListObserver
```
Implement this interface if you're interested in changes to an InstructionList object and register yourself with addObserver().

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  void notify(InstructionList list)
  Notifies observer of changes.

- Method Detail
  - notify
```
void notify(InstructionList list)
```
    Notifies observer of changes.
    
    Parameters:
    
    list - the instruction list.