Observable<T> 类
定义
This class represents an observable object
public class Observable<T>类型参数
- T
Takes a template parameter T.
- 继承
-
java.lang.ObjectObservable<T>
构造函数
| Observable() |
Instantiates an system.fabric.Observable object. |
方法
| addObserver(Observer<? super T> observer) |
Adds an observer to the set of observers for this object. |
| clearObservers() |
Removes all the observers of this class. |
| countObservers() |
Number of observers of this object. |
| getAllObservers() |
Lists all the observers of this object. |
| notifyObservers(final Object sender) |
Notify all of its observers |
| notifyObservers(final Object sender, final T value) |
Notify all of its observers |
| removeObserver(Observer<? super T> observable) |
Removes an observer from the set of observers of this object. |