| Package | Description |
|---|---|
| java.util |
Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
|
| Modifier and Type | Method and Description |
|---|---|
void |
Observer.update(Observable
This method is called whenever the observed object is changed.
|