Class ValueChangeEvent

  • All Implemented Interfaces:

    public class ValueChangeEvent
    extends FacesEvent

    A ValueChangeEvent is a notification that the local value of the source component has been change as a result of user interface activity. It is not fired unless validation of the new value was completed successfully.

    See Also:
    Serialized Form
    • Method Detail

      • getOldValue

        public Object getOldValue()

        Return the previous local value of the source UIComponent.

        the previous local value
      • getNewValue

        public Object getNewValue()

        Return the current local value of the source UIComponent.

        the current local value
      • isAppropriateListener

        public boolean isAppropriateListener​(FacesListener listener)
        Description copied from class: FacesEvent

        Return true if this FacesListener is an instance of a listener class that this event supports. Typically, this will be accomplished by an "instanceof" check on the listener class.

        Specified by:
        isAppropriateListener in class FacesEvent
        listener - FacesListener to evaluate
        true if it is the appropriate instance, false otherwise.