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Added in API level 1

Observer

public interface Observer

java.util.Observer


Observer is the interface to be implemented by objects that receive notification of updates on an Observable object.

See also:

Summary

Public methods

abstract void update(Observable observable, Object data)

This method is called if the specified Observable object's notifyObservers method is called (because the Observable object has been updated.

Public methods

update

Added in API level 1
void update (Observable observable, 
                Object data)

This method is called if the specified Observable object's notifyObservers method is called (because the Observable object has been updated.

Parameters
observable Observable: the Observable object.
data Object: the data passed to notifyObservers(Object).
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