Java Observer Examples

Example #1

File: Digital.java Project: konstantin-psu/designPatterns

 /** This should be executed in the ActionListener, but it can't. */
 private void update() {
   int value = getInt();
   if (0 <= value && value <= 100) {
     setText(getText());
     observer.update(this, value);
   }
 }

Example #2

File: Drawing.java Project: zacharimoncef93/POOA

 public void notifyObservers_for_selected_shape(int value) {
   for (Observer obs : observers) {
     obs.updateSelectShape(value);
   }
 }

Example #3

File: Drawing.java Project: zacharimoncef93/POOA

 private void notifyObservers() {
   for (Observer obs : observers) {
     obs.update(cpt);
   }
 }