| 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 o,
Object arg)
This method is called whenever the observed object is changed.
|
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