public abstract class VariableObserver extends java.lang.Object implements Observer
Observer.valueChanged(Observable)
calls to
valueChanged(Variable)
.
The intended use is as the base class of anonymous variable observers.
Constructor and Description |
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VariableObserver() |
Modifier and Type | Method and Description |
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void |
valueChanged(Observable object)
invoked when an observable that this object listens to has 'changed'.
|
abstract void |
valueChanged(Variable variable)
implemented in the derived class to perform what needs to be done when
the observable changes.
|
public void valueChanged(Observable object)
Observer
valueChanged
in interface Observer
object
- the Observable
that invoked this methodpublic abstract void valueChanged(Variable variable)
variable
- the variable whose value has changed