01: package java.util;
02:
03: public class Observable {
04: public Observable() {
05: }
06:
07: public synchronized void addObserver(Observer observer) {
08: }
09:
10: protected synchronized void clearChanged() {
11: }
12:
13: public synchronized int countObservers() {
14: }
15:
16: public synchronized void deleteObserver(Observer victim) {
17: }
18:
19: public synchronized void deleteObservers() {
20: }
21:
22: public synchronized boolean hasChanged() {
23: }
24:
25: public void notifyObservers() {
26: }
27:
28: public void notifyObservers(Object obj) {
29: }
30:
31: protected synchronized void setChanged() {
32: }
33: }
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