JMCSFrJmmcMcsUtil < Jmmc/Software

This topic given documentation elements for fr.jmmc.mcs.util package

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---+++ ObservableDelegate

This object can be used by one class that must extend one mother class and be observed. It can be Observable using one delegate class. 
See java.util.Observer/Observable classes and interface.

Code snippet.
<verbatim>

public Class A implements Observer{
  public void update(Observable o, Object arg){
    if(o instanceof ObservableDelegate){
        Object source = ((ObservableDelegate)o).getSource();
    }
    //add code
 }
}

public Class B {
  ObservableDelegate delegate;
  public B(){
    delegate = ObservableDelegate(this);
  }

  public void addObserver(Observer o){
    delegate.addObserver(Observer o);
  }
}
</verbatim>

This topic: Jmmc/Software > WebHome > JMCS > JMCSFrJmmcMcsUtil
Topic revision: r1 - 2009-03-04 - GuillaumeMella