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public interface SimpleObserver
The SimpleObserver interface defines the methods that all observers of AttributeSubject objects must define.
Method Summary | |
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boolean |
GetUpdate()
Returns that flag indicating whether or not Update() should be called in response to a state object's Notify(). |
void |
SetUpdate(boolean val)
Sets a flag in the implementing class that determines whether or not the Update() method should be called in response to the state object's Notify() method being called. |
void |
Update(AttributeSubject s)
This method is called when an object observed by this object is modified and its observers are notified by the state object's Notify() method. |
Method Detail |
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void Update(AttributeSubject s)
s
- The state object that caused the Update() method to
be called.void SetUpdate(boolean val)
val
- true if the Update() method should be called in response to
a Notify().boolean GetUpdate()
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