Uses of Interface
java.util.Observer

Packages that useObserver
Package
Description
java.util
Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.
  • Uses ofObserver injava.util

    Methods injava.util with parameters of typeObserver
    Modifier and Type
    Method
    Description
    void
    Observable.addObserver(Observer o)
    Deprecated.
    Adds an observer to the set of observers for this object, provided that it is not the same as some observer already in the set.
    void
    Observable.deleteObserver(Observer o)
    Deprecated.
    Deletes an observer from the set of observers of this object.